{"id":16207,"date":"2021-08-06T12:54:37","date_gmt":"2021-08-06T07:24:37","guid":{"rendered":"https:\/\/apboardsolutions.guru\/?p=16207"},"modified":"2021-09-15T20:36:52","modified_gmt":"2021-09-15T15:06:52","slug":"ap-10th-class-biology-bits-chapter-2","status":"publish","type":"post","link":"https:\/\/apboardsolutions.guru\/ap-10th-class-biology-bits-chapter-2\/","title":{"rendered":"AP 10th Class Biology Bits Chapter 2 Respiration with Answers"},"content":{"rendered":"

Practice the AP 10th Class Biology Bits with Answers<\/a> Chapter 2 Respiration on a regular basis so that you can attempt exams with utmost confidence.<\/p>\n

AP State Syllabus 10th Class Biology Bits 2nd Lesson Respiration with Answers<\/h2>\n

Concept – 1 : Introduction<\/span><\/p>\n

Question 1.
\nThe term “respiration” is derived from ……………….
\nA) Greek
\nB) English
\nC) Latin
\nD) Germany
\nAnswer:
\nC) Latin<\/p>\n

Question 2.
\nThe term respiration came into use, a century after the word ……………….. was used, way back in the 14th century.
\nA) Breathing
\nB) Nutrition
\nC) Inhalation
\nD) Exhalation
\nAnswer:
\nA) Breathing<\/p>\n

\"AP<\/p>\n

Question 3.
\nOxygen was discovered by …………………….
\nA) Joseph Priestley
\nB) Lavoisier
\nC) Engelmann
\nD) Von Sachs
\nAnswer:
\nB) Lavoisier<\/p>\n

Question 4.
\nIn which period O2<\/sub> is considered to be a consuming gas ?
\nA) Before Alexander
\nB) At the time of Lavoisier
\nC) After Lavoisier
\nD) Before Lavoisier
\nAnswer:
\nB) At the time of Lavoisier<\/p>\n

Question 5.
\nFixed air = CO2<\/sub> : : Vitiated gas = ……………………… ?
\nA) Hydrogen
\nB) Nitrogen
\nC) Oxygen
\nD) Carbonate
\nAnswer:
\nC) Oxygen<\/p>\n

Question 6.
\nWhich of the following scientists found that the air that we breathe out precipitated lime water ?
\nA) Lavoisier
\nB) Priestley
\nC) Ingenhouz
\nD) Pelletier
\nAnswer:
\nA) Lavoisier<\/p>\n

Question 7.
\nFixed air means :
\nA) Oxygen
\nB) Carbon dioxide
\nC) Nitrogen
\nD) Argon
\nAnswer:
\nB) Carbon dioxide<\/p>\n

Question 8.
\nThe life process that leads to fine utilization of food is :
\nA) Photosynthesis
\nB) Respiration
\nC) Digestion
\nD) Nutrition
\nAnswer:
\nB) Respiration<\/p>\n

Question 9.
\nThe gas which was called “fixed air” dining the period of “Lavoisier”
\nA) Hydrogen
\nB) Carbon dioxide
\nC) Oxygen
\nD) Nitrogen
\nAnswer:
\nB) Carbon dioxide<\/p>\n

\"AP<\/p>\n

Question 10.
\n“Human Physiology” was written by ……………….. in mid 19th century.
\nA) John Daper
\nB) John Howard
\nC) John Curie
\nD) John Dalton
\nAnswer:
\nA) John Daper<\/p>\n

Concept – 2 : Events\/Steps in Respiration<\/span><\/p>\n

Question 11.
\nThe muscular flap like valve that prevents entry of food into respiratory tract
\nA) Tongue
\nB) Pharynx
\nC) Tricuspid valve
\nD) Epiglottis
\nAnswer:
\nD) Epiglottis<\/p>\n

Question 12.
\nThe structure that channalises the air into lungs
\nA) Alveolus
\nB) Nasal cavity
\nC) Bronchus
\nD) Trachea
\nAnswer:
\nD) Trachea<\/p>\n

Question 13.
\nArrange the following in order.
\n1. Pharynx
\n2. Larynx
\n3. Alveolus
\n4. Bronchus<\/p>\n

A) 1, 2, 3, 4
\nB) 1, 3, 4, 2
\nC) 1, 2, 4, 3
\nD) 2, 1, 4, 3
\nAnswer:
\nC) 1, 2, 4, 3<\/p>\n

Question 14.
\nConsider the following statements.
\na) Vibration of vocal cords generate voice
\nb) Exhaled air creates vibrations at vocal cords
\nA) Both a and b are true
\nB) a is true, b is false
\nC) a is false, b is true
\nD) Both a and b are false
\nAnswer:
\nA) Both a and b are true<\/p>\n

Question 15
\nConsider the following statements.
\na) Temperature of inhaled air is regulated to the body temperature in nasal cavities.
\nb) The inhaled air becomes moist.
\nA) Both a and b are true
\nB) a is true, b is false
\nC) a is false, b is true
\nD) Both a and b are false
\nAnswer:
\nA) Both a and b are true<\/p>\n

Question 16.
\nThe structural and functional units that participate in the gaseous exchange of
\nlungs are ………………….
\nA) Bronchus
\nB) Bronchioles
\nC) Alveoli
\nD) Dendrites
\nAnswer:
\nC) Alveoli<\/p>\n

\"AP<\/p>\n

Question 17.
\nPharynx opens into the trachea through:
\nA) glottis
\nB) larynx
\nC) palate
\nD) epiglottis
\nAnswer:
\nD) epiglottis<\/p>\n

Question 18.
\n\"AP
\nArrange the flow chart in a proper way.
\nA) 1, 2, 4, 5, 3
\nB) 3, 4, 5, 1, 2
\nC) 1, 5, 4, 3, 2
\nD) 1, 2, 3, 4, 5
\nAnswer:
\nD) 1, 2, 3, 4, 5<\/p>\n

Question 19.
\nChoose the correct pathway
\nA) Nostrils \u2192 Pharynx \u2192 Trachea \u2192 Blood
\nB) Blood \u2192 Nostrils \u2192 Nasal cavity \u2192 Pharynx \u2192 Trachea
\nC) Larynx \u2192 Trachea \u2192 Bronchioles \u2192 Nostrils
\nD) Nostrils \u2192 Pharynx \u2192 Larynx \u2192 Trachea \u2192 Alveolus
\nAnswer:
\nD) Nostrils \u2192 Pharynx \u2192 Larynx \u2192 Trachea \u2192 Alveolus<\/p>\n

Question 20.
\nThe structure of the respiratory system that filters the air:
\nA) Pharynx
\nB) Larynx
\nC) Nasal cavity
\nD) Bronchiole
\nAnswer:
\nC) Nasal cavity<\/p>\n

Question 21.
\nThe floor of the chest cavity is :
\nA) Sternum
\nB) Spinal cord
\nC) Ribs
\nD) Diaphragm
\nAnswer:
\nD) Diaphragm<\/p>\n

Question 22.
\nVocal cords are located in…………………..
\nA) pharynx
\nB) larynx
\nC) nasal cavity
\nD) trachea
\nAnswer:
\nB) larynx<\/p>\n

Question 23.
\nIf the alveoli of our lungs are spread out, they will cover an area of nearly
\nA) 60 m2<\/sup>
\nB) 160 m2<\/sup>
\nC) 80 m2<\/sup>
\nD) 100 m2<\/sup>
\nAnswer:
\nB) 160 m2<\/sup><\/p>\n

\"AP<\/p>\n

Question 24.
\nWhat happens if moisture is not present in the respiratory path ?
\nA) Dust particles will not be removed
\nB) Air reaches the lungs without get moistened during summer
\nC) Air reaches the lungs without get moistened during winter
\nD) All the above
\nAnswer:
\nA) Dust particles will not be removed<\/p>\n

Question 25.
\nFrom nasal cavity, the air goes into pharynx. After pharynx the track is divided into two passages. Those are ………………… , ……………….
\n1) Stomach, duodenum
\n2) Trachea, digestive canal
\n3) Larynx, epiglottis
\nA) 1 only
\nB) 1 and 2
\nC) 2 only
\nD) 1 and 3
\nAnswer:
\nC) 2 only<\/p>\n

Question 26.
\nDue to vibration of vocal cords sounds are produced. These sounds are produced during …………………..
\nA) Inhalation
\nB) Expiration
\nC) Contraction
\nD) Relaxation
\nAnswer:
\nB) Expiration<\/p>\n

Question 27.
\nWe will find vocal cords in
\nA) larynx
\nB) pharynx
\nC) nasal cavity
\nD) trachea
\nAnswer:
\nA) larynx<\/p>\n

Question 28.
\nThe structural and functional units of the Lung are……………………
\nA) alveoli
\nB) bronchi
\nC) bronchioles
\nD) air spaces
\nAnswer:
\nA) alveoli<\/p>\n

Question 29.
\nWhich of the following is correct ?
\nA) The diaphragm contracts – volume of chest cavity increased
\nB) The diaphragm contracts – volume of chest cavity decreased
\nC) The diaphragm expands – volume of chest cavity increased
\nD) The diaphragm expands – volume of chest cavity decreased
\nAnswer:
\nA) The diaphragm contracts – volume of chest cavity increased<\/p>\n

Question 30.
\nThe membrane that protects the lungs:
\nA) Meninges
\nB) Pericardium
\nC) Pleura
\nD) B and C
\nAnswer:
\nC) Pleura<\/p>\n

\"AP<\/p>\n

Question 31.
\n“For the survival of mankind expiration and inspiration are must” It is …………………..
\nA) true
\nB) false
\nC) incorrect Explanation
\nD) may be or may not be
\nAnswer:
\nA) true<\/p>\n

Question 32.
\nWhen pressure is exerted on lungs, the following one occurs.
\nA) inspiration
\nB) chest cavity increases
\nC) expiration
\nD) chest cavity decreases
\nAnswer:
\nC) expiration<\/p>\n

Question 33.
\nWhich of the following statement correctly describes the lungs ?
\nA) They are not of same size and are spongy in nature.
\nB) The right lung is slightly smaller for making space for the heart.
\nC) A fluid filled between two membranes of lungs called interstitial fluid.
\nD) They are of uniform size and hard in nature.
\nAnswer:
\nA) They are not of same size and are spongy in nature.<\/p>\n

Question 34.
\nWhen air is blown from mouth into a test tube containing lime water, the lime water turned milky. This shows that exhaled air consists of:
\nA) Oxygen
\nB) Nitrogen
\nC) Water vapour
\nD) Carbon dioxide
\nAnswer:
\nD) Carbon dioxide<\/p>\n

Question 35.
\nRead the following statement.
\ni) Chlorophyll pigments influence photosynthesis
\nii) Haemoglobin as well as chldrbphyll pigments involve in respiration
\nA) Statement (i) is wrong; statement (ii) is correct
\nB) Both statements (i) & (ii) are correct
\nC) Statement (i) is correct; statement (ii) is wrong
\nD) Both statements (i) & (ii) are wrong.
\nAnswer:
\nB) Both statements (i) & (ii) are correct<\/p>\n

Question 36.
\nArrange the below given stages\/events of respiration in the correct order :
\ni) Transport of air by blood
\nii) Exchange of air in tissues
\niii) Exchange of gases in lungs
\niv) Cellular respiration
\nA) iii \u2192 ii \u2192 iv \u2192 i
\nB) iii \u2192 i \u2192 iv \u2192 ii
\nC) iii \u2192 i \u2192 ii \u2192 iv
\nD) iii \u2192 iv \u2192 i \u2192 ii
\nAnswer:
\nC) iii \u2192 i \u2192 ii \u2192 iv<\/p>\n

Question 37.
\nDuring respiration the composition of this gas remains same.
\nA) Oxygen
\nB) CO2<\/sub>
\nC) Water vapour
\nD) Nitrogen
\nAnswer:
\nD) Nitrogen<\/p>\n

\"AP<\/p>\n

Question 38.
\nWhich of the choices below is not a functional process performed by the respiratory system ?
\nA) Pulmonary ventilation
\nB) Transport of respiratory gases
\nC) External respiration .
\nD) Pulmonary respiration
\nAnswer:
\nB) Transport of respiratory gases<\/p>\n

Question 39.
\n\"AP
\nThe correct labelling of P, Q, R and S in the above diagram is:
\nA) P – Epiglottis, Q – Larynx, R – Trachea, S – Bronchioles
\nB) P – Larynx, Q – Epiglottis, R – Bronchioles, S – Trachea
\nC) P – Trachea, Q – Epiglottis, R – Larynx, S – Bronchioles
\nD) P – Bronchioles, Q – Larynx, R – Trachea , S – Epiglottis
\nAnswer:
\nA) P – Epiglottis, Q – Larynx, R – Trachea, S – Bronchioles<\/p>\n

Question 40.
\nThe correct order of parts in the given flow chart are :
\n\"AP
\nA) 1, 2, 4, 5, 3, 6, 7, 8, 9
\nB) 1, 4, 2, 5, 3, 6, 7, 8, 9
\nC) 1, 4, 3, 2, 5, 6, 7, 8, 9
\nD) 1, 3, 4, 2, 5, 6, 7, 8,9
\nAnswer:
\nB) 1, 4, 2, 5, 3, 6, 7, 8, 9<\/p>\n

Concept – 3 : Cellular Respiration<\/span><\/p>\n

Question 41.
\nAssertion : Breathing slows down under resting stage
\nReason : Rate of breathing rises on vigorous exercise
\nA) Both A and R are true
\nB) ,A is true, R is false
\nC) A is false, R is true
\nD) Both A and R are false
\nAnswer:
\nA) Both A and R are true<\/p>\n

Question 42.
\nAfter undergoing strenuous exercise ……………… deficiency occurs.
\nA) Energy
\nB) Oxygen
\nC) Mass
\nD) CO2<\/sub>
\nAnswer:
\nB) Oxygen<\/p>\n

Question 43.
\nEthanol : anaerobic respiration : : CO2<\/sub> + H2<\/sub>O : ……………………..
\nA) aerobic respiration
\nB) anaerobic respiration
\nC) fermentation
\nD) sublimation
\nAnswer:
\nA) aerobic respiration<\/p>\n

Question 44.
\nGaseous exchange takes place within the lungs by a process called:
\nA) osmosis
\nB) diffusion
\nC) both A and B
\nD) none of these
\nAnswer:
\nC) both A and B<\/p>\n

\"AP<\/p>\n

Question 45.
\nCarbon dioxide is usually transported in the blood as :
\nA) bicarbonate
\nB) carbonate
\nQ calcium carbonate
\nD) sodium
\nAnswer:
\nA) bicarbonate<\/p>\n

Question 46.
\nCellular respiration in prokaryotic cells occurs within :
\nA) cytoplasm
\nB) nucleus
\nC) mitochondria
\nD) both A and B
\nAnswer:
\nD) both A and B<\/p>\n

Question 47.
\nHaemoglobin has the binding capacity with ……………….
\nA) O2<\/sub>
\nB) SO2<\/sub>
\nC) NO2<\/sub>
\nD) PO4<\/sub>
\nAnswer:
\nA) O2<\/sub><\/p>\n

Question 48.
\nAgents present in exhaled air:
\nA) CO2<\/sub>, O2<\/sub>
\nB) O2<\/sub>, water vapour
\nC) CO2<\/sub>, water vapour
\nD) Water vapour
\nAnswer:
\nC) CO2<\/sub>, water vapour<\/p>\n

Question 49.<\/p>\n\n\n\n\n\n\n
Column – I<\/td>\nColumn – II<\/td>\n<\/tr>\n
i) Pyruvate<\/td>\np) Alveoli<\/td>\n<\/tr>\n
ii) ATP<\/td>\nq) 7200, calories<\/td>\n<\/tr>\n
iii) Gaseous exchange<\/td>\nr) 3 carbon compound<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

A) i – p, ii – q, iii – r
\nB) i – q, ii – r, iii – p
\nC) i – r, ii – p, iii – q
\nD) i – r, ii – q, iii – p
\nAnswer:
\nD) i – r, ii – q, iii – p<\/p>\n

Question 50.
\nEnergy currency is the name of this and it is formed due to
\nA) ATP – Digestion
\nB) NADP – Respiration
\nC) ATP – Glycolysis
\nD) NADP – Glycolysis
\nAnswer:
\nC) ATP – Glycolysis<\/p>\n

Question 51.
\nIn ATP, the energy is stored in the form of these bonds.
\nA) Oxide
\nB) Carbonate
\nC) Phosphate
\nD) Bicarbonate
\nAnswer:
\nC) Phosphate<\/p>\n

\"AP<\/p>\n

Question 52.
\nThe energy value of a single ATP molecule is…………………..
\nA) 2700 calories
\nB) 7200 calories
\nC) 32 calories
\nD) 52 calories
\nAnswer:
\nB) 7200 calories<\/p>\n

Question 53.
\nReason for muscular pain is …………………
\nA) accumulation of glucose
\nB) increase of oxygen in muscles
\nC) accumulation of lactic acid
\nD) accumulation of ethanol
\nAnswer:
\nC) accumulation of lactic acid<\/p>\n

Question 54.
\nFind the reason for slow breathing in walking compared to running fast
\nA) Variation in inhalation and exhalation .
\nB) Supply of O2<\/sub> and removal of CO2<\/sub>
\nC) Tension and stress at rest and running
\nD) Variation in contraction and relaxation of lungs at rest and run fast
\nAnswer:
\nD) Variation in contraction and relaxation of lungs at rest and run fast<\/p>\n

Question 55.
\nAnaerobic respiration is seen in
\nA) Prokaryotes
\nB) Eukaryotes
\nC) Organelle
\nD) Chest
\nAnswer:
\nA) Prokaryotes<\/p>\n

Question 56.
\nMode of respiration in Eukaryotes ……………….
\nA) Anaerobic respiration
\nB) Aerobic respiration
\nC) Pulmonary respiration
\nD) Buccal cavity respiration
\nAnswer:
\nB) Aerobic respiration<\/p>\n

Question 57.
\nFermentation is …………………
\nA) Aerobic respiration
\nB) Cellular respiration
\nC) External respiration
\nD) Anaerobic respiration
\nAnswer:
\nD) Anaerobic respiration<\/p>\n

Question 58.
\nStrenuous exercise produces ……………….. in muscles.
\nA) Pyruvate
\nB) Lactic acid
\nC) Ethanol
\nD) Energy
\nAnswer:
\nB) Lactic acid<\/p>\n

\"AP<\/p>\n

Question 59.
\nGlucose \u2192 Pyruvate \u2192 Lactic acid + Less energy
\nA) Mitochondria
\nB) Muscles
\nC) Yeast
\nD) Fungi
\nAnswer:
\nB) Muscles<\/p>\n

Question 60.
\nGlucose \u2192 Pyruvate \u2192 Ethanol + Less energy
\nA) Virus
\nB) Muscles
\nC) Yeast
\nD) B & C
\nAnswer:
\nC) Yeast<\/p>\n

Question 61.
\nStrenuous exercise causes
\nA) CO2<\/sub> consumption
\nB) oxygen debt
\nC) CO2<\/sub> debt
\nD) more active
\nAnswer:
\nB) oxygen debt<\/p>\n

Question 62.
\nDuring jogging body temperature rises. Why?
\nA) Due to over sweating
\nB) Temperature increases due to over exercise
\nC) To regain strength with CO2<\/sub>
\nD) Over consumption and loss of glucose in the body
\nAnswer:
\nD) Over consumption and loss of glucose in the body<\/p>\n

Question 63.
\nYou have long breath when you are tired. Why ?
\nA) To reduce tiredness
\nB) To increase tiredness
\nC) To regain glucose
\nD) To repay O2<\/sub>
\nAnswer:
\nD) To repay O2<\/sub><\/p>\n

Question 64.
\nEnergy is stored in
\nA) nucleus
\nB) mitochondria
\nC) ribosomes
\nD) cell wall
\nAnswer:
\nB) mitochondria<\/p>\n

Question 65.
\nA person is hiking on a mountain. His breathing rate is increasing while he is walking up hill. The reason is …………………
\n1) oxygen levels are generally less as we move uphill
\n2) our muscles have to use more oxygen while walking up
\n3) oxygen levels are more on mountains
\n4) our muscles have to use less oxygen
\nA) 1 only
\nB) 1 and 2
\nC) 1 and 4
\nD) 4 only
\nAnswer:
\nB) 1 and 2<\/p>\n

\"AP<\/p>\n

Question 66.
\nThe percentage of carbon dioxide in exhaled air is ……………………..
\nA) 44
\nB) 4.4
\nC) 0.4
\nD) 0.04
\nAnswer:
\nB) 4.4<\/p>\n

Question 67.
\nMuscular pain is caused due to accumulation of………………….
\nA) Lactic acid
\nB) Citric acid
\nC) Tartaric acid
\nD) Nitric acid
\nAnswer:
\nA) Lactic acid<\/p>\n

Question 68.
\nThe end products of aerobic respiration are ………………….
\nA) Lactic acid + Energy
\nB) Ethanol + CO2<\/sub> + Energy
\nC) Lactic acid + Ethanol + Energy
\nD) CO2<\/sub> + Water + Energy
\nAnswer:
\nD) CO2<\/sub> + Water + Energy<\/p>\n

Question 69.
\nThe percentage of oxygen in inhaled air is
\nA) 13%
\nB) 16%
\nC) 21%
\nD) 18%
\nAnswer:
\nC) 21%<\/p>\n

Question 70.
\nFind out the labelled part of mitochondria indicated with (?) mark.
\n\"AP
\nA) Inner membrane
\nB) Cristae
\nC) Lamellae
\nD) Thylakoid
\nAnswer:
\nB) Cristae<\/p>\n

Question 71.
\nC6<\/sub>H12<\/sub>O6<\/sub> + 6O2<\/sub> \u2192 6H2<\/sub>O + Energy Fill up the following equation.
\nA) 6CO2<\/sub>
\nB) C6<\/sub>H12<\/sub>O6<\/sub>
\nC) 6O2<\/sub>
\nD) 12CO2<\/sub>
\nAnswer:
\nA) 6CO2<\/sub><\/p>\n

Question 72.
\nThe following flow chart describes the break down of glucose by various pathways.
\n\"AP
\nWhat are the products formed at the places marked 1, 2 and 3 respectively ?
\nA) 1 – ethanol + CO2<\/sub> + energy, 2 – lactic acid + energy, 3 – CO2<\/sub> + energy
\nB) 1 – ethanol + CO2<\/sub> + energy, 2 – lactic acid + energy, 3 – CO2<\/sub> + H2<\/sub>O + energy
\nC) 1 – ethanol + energy, 2 – lactic acid + CO2<\/sub>, 3 – CO2<\/sub> + H2<\/sub>O + energy
\nD) 1 – CO2<\/sub> + energy, 2 – lactic acid only, 3 – H2<\/sub>O + energy
\nAnswer:
\nB) 1 – ethanol + CO2<\/sub> + energy, 2 – lactic acid + energy, 3 – CO2<\/sub> + H2<\/sub>O + energy<\/p>\n

\"AP<\/p>\n

Concept – 4 : Fermentation<\/span><\/p>\n

Question 73.
\nWhat deficiency takes place when vigorous exercise or work is done ?
\nA) CO2<\/sub> deficiency
\nB) Oxygen deficiency
\nC) N2<\/sub> deficiency .
\nD) Lactic acid deficiency
\nAnswer:
\nB) Oxygen deficiency<\/p>\n

Question 74.
\nFour students a, b, c and d, made the records given below.
\n“Observing changes during combustion of sugar”.<\/p>\n\n\n\n\n
Student<\/td>\nX<\/td>\nY<\/td>\n<\/tr>\n
a<\/p>\n

b<\/p>\n

c<\/p>\n

d<\/td>\n

Glucose<\/p>\n

Alcohol<\/p>\n

Lime water<\/p>\n

Glucose<\/td>\n

Alcohol<\/p>\n

Glucose<\/p>\n

Iodine<\/p>\n

Lime water<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"AP
\nFind out the student who noted correctly.
\nA) a
\nB) a, b
\nC) c ,a, d
\nD) d
\nAnswer:
\nD) d<\/p>\n

Question 75.
\nVasu said that Ethanol is released in fermentation. Bose said that fermentation is the process of anaerobic respiration.
\nA) Both are wrong
\nB) Both are correct
\nC) Vasu is correct
\nD) Bose is correct
\nAnswer:
\nB) Both are correct<\/p>\n

Question 76
\n……………….. is formed in the mixture of glucose and yeast in the absence of O2<\/sub>.
\nA) Special smell
\nB) Ethane
\nC) Methane
\nD) Ethanol with specific smell
\nAnswer:
\nD) Ethanol with specific smell<\/p>\n

Question 77.
\nFind the odd one out.
\nA) Ethanol
\nB) Lactic acid
\nC) Yeast
\nD) Saliva
\nAnswer:
\nD) Saliva<\/p>\n

Question 78.
\nThe solution used to identify the presence of oxygen in Anaerobic respiration experiment is
\nA) Diazene green
\nB) Potassium hydroxide
\nC) Betadin
\nD) the rod containing Sulphur
\nAnswer:
\nA) Diazene green<\/p>\n

Question 79.
\nFind the correct statement.
\nA) When we send yeast cells into sugar solution ethanol is formed.
\nB) When we send yeast cells into sugar solution in absence of O2<\/sub> ethanol is formed.
\nC) Yeast + sugar solution + lactic acid results in the formation of ethanol.
\nD) When we send yeast into sugar solution with CO2<\/sub> ethanol is formed.
\nAnswer:
\nB) When we send yeast cells into sugar solution in absence of O2<\/sub> ethanol is formed.<\/p>\n

\"AP<\/p>\n

Question 80.
\nThe below given experimental set up indicates a phenomenon that helps us to:
\n\"AP
\nA) test the production of CO2<\/sub> and heat under aerobic respiration
\nB) test the production of CO2<\/sub> under anaerobic respiration
\nC) test the production of heat under anaerobic respiration
\nD) both B and C
\nAnswer:
\nD) both B and C<\/p>\n

Question 81.
\nIn the anaerobic respiration experiment, the blue dye diazine green (Janus Green-B) turns to which colour when the supply of oxygen around it is short?
\nA) Red
\nB) Pink
\nC) Yellow
\nD) Orange
\nAnswer:
\nB) Pink<\/p>\n

Question 82.
\nTo remove dissolved oxygen from glucose solution by heating-the time taken ……………….
\nA) an horn
\nB) a minute
\nC) a second
\nD) two hours
\nAnswer:
\nB) a minute<\/p>\n

Question 83.
\nEthanol can be separated from sugar – yeast solution by this method.
\nA) Freezing
\nB) Filtration
\nC) Fractional distillation
\nD) Cooling
\nAnswer:
\nC) Fractional distillation<\/p>\n

Question 84.
\nIdentify the kind of respiration with the following end products.
\ni) C2<\/sub>H5<\/sub>OH and CO2<\/sub>
\nii) CO2<\/sub> and H2<\/sub>O
\niii) Lactic acid
\nA) i – Alcoholic fermentation, ii – Lactic acid fermentation, iii – Aerobic respiration
\nB) i -Aerobic respiration, ii – Alcoholic fermentation, iii-Lactic acid fermentation
\nC) i – Alcoholic fermentation, ii – Aerobic respiration, iii – Lactic acid fermentation
\nD) All the above
\nAnswer:
\nA) i – Alcoholic fermentation, ii – Lactic acid fermentation, iii – Aerobic respiration<\/p>\n

Concept – 5 : Respiration Versus Combustion :<\/span><\/p>\n

Question 85.
\nName the person who told “Respiration is similar to combustion”
\n1. Robinson
\n2. Lavoisier
\nA) 1
\nB) 2
\nC) 1 & 2
\nD) Both are false
\nAnswer:
\nC) 1 & 2<\/p>\n

Question 86.
\nCombustion of glucose gives
\nA) CO2<\/sub>, H2<\/sub>O, energy
\nB) C6<\/sub>H12<\/sub>O6<\/sub>, O2<\/sub> energy
\nC) CO2<\/sub>, O2<\/sub>, water
\nD) CO2<\/sub>, C6<\/sub>H12<\/sub>O6<\/sub>, energy
\nAnswer:
\nA) CO2<\/sub>, H2<\/sub>O, energy<\/p>\n

Question 87.
\nPractising yoga asanas help us
\nA) to get more gases
\nB) to get more O2<\/sub>
\nC) to get more CO2<\/sub>
\nD) to get more N2<\/sub>
\nAnswer:
\nB) to get more O2<\/sub><\/p>\n

\"AP<\/p>\n

Question 88.
\nLiving animals and plants usually produce energy in the form of ………………….
\nA) gases
\nB) water
\nC) solid
\nD) heat
\nAnswer:
\nD) heat<\/p>\n

Question 89.
\nTo liberate energy glucose must be ……………………. in the laboratory.
\nA) cooled at low temperature
\nB) burnt at high temperature
\nC) burnt at low temperature
\nD) B or C
\nAnswer:
\nB) burnt at high temperature<\/p>\n

Concept – 6 Evolution of Gaseous Exchange in Animals<\/span><\/p>\n

Question 90.
\nMatch the following.<\/p>\n\n\n\n\n\n
1. Grass hopper<\/td>\na) Gills<\/td>\n<\/tr>\n
2. Prawn<\/td>\nb) Trachea<\/td>\n<\/tr>\n
3. Frog<\/td>\nc) Skin<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

A) 1 – c, 2 – b, 3 – a
\nB) 1 – a, 2 – c, 3 – b
\nC) 1 – b, 2 – c, 3 – a
\nD) 1 – b, 2 – a, 3 – c
\nAnswer:
\nD) 1 – b, 2 – a, 3 – c<\/p>\n

Question 91.
\nFind out the wrong pair.
\nA) Man – Lungs
\nB) Fish – Gills
\nC) Frog – Gills
\nD) Hydra – Body cavity
\nAnswer:
\nC) Frog – Gills<\/p>\n

Question 92.
\nFind out the organism which respire through skin, lungs ………………..
\nA) Fish
\nB) Earth worm
\nC) Snake
\nD) Frog
\nAnswer:
\nD) Frog<\/p>\n

Question 93.
\nCrocodiles and dolphins respire with
\nA) lungs
\nB) skin
\nC) gills
\nD) tuber
\nAnswer:
\nA) lungs<\/p>\n

Question 94.
\nFish in the aquarium respires through
\nA) gills
\nB) lungs
\nC) air tubes
\nD) skin
\nAnswer:
\nA) gills<\/p>\n

Question 95.
\nRespiratory organs in insects
\nA) gills
\nB) trachea
\nC) skin
\nD) lungs
\nAnswer:
\nB) trachea<\/p>\n

\"AP<\/p>\n

Question 96.
\nRespiratory organs in earthworm
\nA) skin
\nB) trachea
\nC) lungs
\nD) gills
\nAnswer:
\nA) skin<\/p>\n

Question 97.
\nRespiratory organs in man
\nA) skin
\nB) trachea
\nC) lungs
\nD) gills
\nAnswer:
\nC) lungs<\/p>\n

Question 98.
\nRespiration in Amoeba occurs by
\nA) trachea
\nB) diffusion
\nC) gills
\nD) lungs
\nAnswer:
\nB) diffusion<\/p>\n

Question 99.
\nSkin has no respiratory role in this organism. Identify it.
\nA) Earthworm
\nB) Lizard
\nC) Frog
\nD) Salamander
\nAnswer:
\nB) Lizard<\/p>\n

Question 100.
\nBranchial respiration is found in IAS
\nA) Cockroach
\nB) Fish
\nC) Frog
\nD) Birds
\nAnswer:
\nB) Fish<\/p>\n

Concept – 7 : Respiration in Stomata<\/span><\/p>\n

Question 101.
\nThe reason for entry of air into stomata.
\nA) Entry of more CO2<\/sub>
\nB) More density outside of stomata
\nC) Density of more CO2<\/sub>
\nD) Density of more O2<\/sub>
\nAnswer:
\nD) Density of more O2<\/sub><\/p>\n

Question 102.
\nWhat will happen to plants if rate of respiration is more than photosyn\u00acthesis?
\nA) Live long but can’t store carbohydrates
\nB) Plant dies
\nC) Plant grows rapidly
\nD) Growth reduces due to hungry
\nAnswer:
\nA) Live long but can’t store carbohydrates<\/p>\n

\"AP<\/p>\n

Question 103.
\nThese plants grow in Eustaries and respire with roots
\nA) Seedless plants
\nB) Mangrove plants
\nC) Gliricidia plants
\nD) Monocots
\nAnswer:
\nB) Mangrove plants<\/p>\n

Question 104.
\nThe parts which are present on the surface of roots to respire.
\nA) Aerial roots
\nB) Lenticels
\nC) Air spaces
\nD) Stomata
\nAnswer:
\nA) Aerial roots<\/p>\n

Question 105.
\nVamsi conducted the experiment shown in the diagram. The temperature in thermometer rises.
\n\"AP
\nAim of this experiment is ………………….
\nA) CO2<\/sub> is evolved during germination.
\nB) Heat is evolved during respiration.
\nC) Alcohol is evolved during respiration.
\nD) CO2<\/sub> is evolved dining respiration.
\nAnswer:
\nB) Heat is evolved during respiration.<\/p>\n

Question 106.
\nObserve the following a and b statements.
\na) Plants which grow in moist and wet soil do not grow properly.
\nb) Mangrove plants respire with aerial roots formed above the soil.
\nA) a and b both are true
\nB) a is true, b is false
\nC) a is false b is true
\nD) a and b both are false
\nAnswer:
\nA) a and b both are true<\/p>\n

Question 107.
\nThe rate of transpiration is more in the following days of atmosphere.
\nA) Cold, humid
\nB) Hot, humid, dry
\nC) Hot, humid
\nD) Hot, dry, air
\nAnswer:
\nD) Hot, dry, air<\/p>\n

Question 108.
\nIdentify the part which is present in the plants for respiration.
\nA) Stomata
\nB) Lenticels
\nC) Aerial roots
\nD) All
\nAnswer:
\nD) All<\/p>\n

Question 109.
\nWhat is the purpose of ‘p’ in the given experiment ?
\n\"AP
\nA) To test the presence of oxygen
\nB) To test the evolution of carbon dioxide
\nC) To test the evolution of heat
\nD) To test the anabolic activity
\nAnswer:
\nB) To test the evolution of carbon dioxide<\/p>\n

\"AP<\/p>\n

Question 110.
\nPlants that possess pneumatophores or respiratory roots are………………………..
\nA) Mangrove plants
\nB) Xerophytic plants
\nC) Hydrophytic plants
\nD) Mesophytic plants
\nAnswer:
\nA) Mangrove plants<\/p>\n

Question 111.
\nAn experimental setup is given here to show CO2<\/sub> is evolved in respiration. What do X and Y represent ?
\n\"AP
\nA) X – Sprouted seeds, Y – Lime water
\nB) X – Dry seeds, Y – Lime water
\nC) X – Dry seeds, Y – KOH solution
\nD) X – Sprouted seeds Y – KOH solution
\nAnswer:
\nA) X – Sprouted seeds, Y – Lime water<\/p>\n

Concept – 8 : Photosynthesis versus Respiration<\/span><\/p>\n

Question 112.
\nRespiration is a catabolic process because of
\nA) breakdown of complex food molecules
\nB) conversion of light energy
\nC) synthesis of chemical energy
\nD) energy storage
\nAnswer:
\nA) breakdown of complex food molecules<\/p>\n

Question 113.
\n(CH2<\/sub>O)n<\/sub> + O2<\/sub> \u2192 CO2<\/sub> + H2<\/sub>O + Energy
\nWhat does this equation indicate?
\nA) Photosynthesis
\nB) Excretion
\nC) Respiration
\nD) Fermentation
\nAnswer:
\nC) Respiration<\/p>\n

Question 114.
\nFactors influencing rate of respiration
\nA) O2<\/sub>
\nB) Temperature
\nC) Light
\nD) A & B
\nAnswer:
\nD) A & B<\/p>\n

Question 115.
\nThe following process is essential for plant’s metabolism
\nA) Photosynthesis
\nB) Respiration
\nC) Excretion
\nD) A & B
\nAnswer:
\nD) A & B<\/p>\n

Question 116.
\nThe only process which gives energy for all metabolic activities ………………….
\nA) Photosynthesis
\nB) Cellular respiration
\nC) Combustion
\nD) Fermentation
\nAnswer:
\nB) Cellular respiration<\/p>\n

\"AP<\/p>\n

Question 117.
\nObserve the following equation and find out the correct answer for “?”.
\n(CH2<\/sub>O)n + O2<\/sub> \u2192 CO2<\/sub> + H2<\/sub>O + ?
\nA) Energy is not released
\nB) Energy is not oxidised
\nC) More energy is released
\nD) Ethyl Alcohol is formed with small amount energy
\nAnswer:
\nC) More energy is released<\/p>\n

Question 118.
\nIn cells ………………… will be utilised and CO2<\/sub>, water, energy will be released.
\nA) CO2<\/sub>
\nB) Nitrogen
\nC) Oxygen
\nD) Hydrogen
\nAnswer:
\nC) Oxygen<\/p>\n

Question 119.
\nAnaerobic respiration is seen in
\nA) Prokaryotes
\nB) Eukaryotes
\nC) Organelle
\nD) Chest
\nAnswer:
\nA) Prokaryotes<\/p>\n

Question 120.
\nPhotosynthesis and respiration both are called ………………….
\nA) Anabolic activities
\nB) Catabolic activities
\nC) Combustion activities
\nD) Metabolic activities
\nAnswer:
\nD) Metabolic activities<\/p>\n

Question 121.
\nRespiration in plants is different from animals in such a way that :
\nA) all the parts of plant perform respiration individually
\nB) there is a little transport of gases from one part of the plant to the other
\nC) the respiration in plants occurs’at a slower rate
\nD) all the above
\nAnswer:
\nD) all the above<\/p>\n

Question 122.
\nFind the correct pair:
\nA) Photosynthesis – Anabolic process
\nB) Respiration – Catabolic process
\nC) Pyruvate – 6 carbon compound
\nD) Both A and B
\nAnswer:
\nD) Both A and B<\/p>\n

\"AP<\/p>\n

Question 123.
\nChoose the correct one :
\n\"AP
\nb) C6<\/sub>H12<\/sub>O6<\/sub> + 6O2<\/sub> \u2192 6CO2<\/sub> + 6H2<\/sub>O + Energy
\nA) (a) is photosynthesis (b) is respiration
\nB) (b) is respiration (a) is photosynthesis
\nC) (a) & (b) both photosynthesis
\nD) (a) & (b) both respiration
\nAnswer:
\nA) (a) is photosynthesis (b) is respiration<\/p>\n","protected":false},"excerpt":{"rendered":"

Practice the AP 10th Class Biology Bits with Answers Chapter 2 Respiration on a regular basis so that you can attempt exams with utmost confidence. AP State Syllabus 10th Class Biology Bits 2nd Lesson Respiration with Answers Concept – 1 : Introduction Question 1. The term “respiration” is derived from ………………. A) Greek B) English …<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":""},"categories":[12],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/posts\/16207"}],"collection":[{"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/comments?post=16207"}],"version-history":[{"count":0,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/posts\/16207\/revisions"}],"wp:attachment":[{"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/media?parent=16207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/categories?post=16207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/tags?post=16207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}