Practice the AP 8th Class Biology Bits with Answers Chapter 5 Attaining the Age of Adolescence on a regular basis so that you can attempt exams with utmost confidence.
AP State Syllabus 8th Class Biology Bits 5th Lesson Attaining the Age of Adolescence with Answers
Choose the correct answer.
Question 1.
Adolescence age is between
A) 12 – 18 years
B) 10 – 19 years
C) 14-20 years
D) 11 – 12 years
Answer:
B) 10 – 19 years
Question 2.
Adolescents show interest to spend time with
A) infants
B) children
C) peer
D) old
Answer:
C) peer
Question 3.
Adam’s apple is present in …………
A) Larynx
B) Pharynx
C) Oesophagus
D) Mouth
Answer:
A) Larynx
Question 4.
In adolescents the reproductive organs produce
A) hormones
B) gametes
C) pollen grain
D) none
Answer:
B) gametes
Question 5.
The legal age for marriage for girls is
A) 16 years
B) 18 years
C) 20 years
D) 21 years
Answer:
D) 21 years
Question 6.
The glands that play an important role in development of the reproductive system
A) salivary glands
B) gastric glands
C) endocrine glands
D) liver
Answer:
C) endocrine glands
Question 7.
The character of living organisms is
A) digestion
B) respiration
C) nutrition
D) growth
Answer:
D) growth
Question 8.
The gland responsible for control emotions is
A) Testes
B) Ovaries
C) Pituitary
D) Adrenal
Answer:
C) Pituitary
Question 9.
The age between childhood and adulthood is
A) childhood
B) old age
C) adolescence
D) adulthood
Answer:
A) childhood
Question 10.
During adolescence children grow to the height of
A) minimum
B) maximum
C) normal
D) medium
Answer:
B) maximum
Question 11.
Smokers percentage in Andhra Pradesh ……….
A) 60%
B) 70%
C) 68%
D) 80%
Answer:
C) 68%
Question 12.
The partial growth of Larynx is ………..
A) Adam’s apple
B) Voice box
C) Voice chamber
D) Thyroid
Answer:
A) Adam’s apple
Question 13.
The number of cartilage present in Larynx ………
A) 8
B) 9
C) 12
D) 10
Answer:
B) 9
Question 14.
Oil glands are ………
A) Sweat glands
B) Sebaceous glands
C) Lacremal glands
D) Serumenous glands
Answer:
B) Sebaceous glands
Question 15.
First menstruation in girls is termed as ……….
A) Menopause
B) Hyrarche
C) Menarche
D) None
Answer:
C) Menarche
Question 16.
Legal age for marriage in Men ………
A) 18
B) 20
C) 21
D) 23
Answer:
C) 21
Question 17.
This element is essential for the production of RBC ……….
A) Magnesium
B) Boran
C) Iron
D) Zinc
Answer:
C) Iron
Question 18.
Secondary sexual characters are seen in ………..
A) Infants
B) Adolescents
C) Middle aged persons
D) Old people
Answer:
B) Adolescents
Question 19.
Choose the correct matching from the following.
List – A — List – B
i) Psychologist — a) Adolescent education
ii) Red Ribbon club — b) Adolescent boys
iii) Adam’s Apple — c) Stanley Hall
A) i – a, ii – b, iii – c
B) i – c, ii – b, iii – a
C) i – a, ii – c, iii – b
D) i – c, ii – a, iii – b
Answer:
D) i – c, ii – a, iii – b
Question 20.
Identify the mismatched pair from the following.
i) Adrenalin — Controls emotions
ii) Testosterone — Production of sperm cells
iii) Leutinizing Hormone — Production of ovum
A) i, ii
B) ii, iii
C) iii only
D) i only
Answer:
C) iii only
Question 21.
‘Menopause’is seen in ……….
A) Adolescent girls
B) Adolescent boys
C) 50 – 55 aged women
D) 50 – 55 aged men
Answer:
C) 50 – 55 aged women
Question 22.
During adolescent voice of boys become ……..
A) Soft
B) Smooth
C) Loud
D) Harsh
Answer:
D) Harsh
Question 23.
Pimples are due to the over activity of ……….. glands.
A) Sweat
B) Sebaceous
C) Serumian
D) None
Answer:
B) Sebaceous
Question 24.
We grow maximum height during ………..
A) Childhood
B) Adolescent
C) Adult
D) None
Answer:
B) Adolescent
Question 25.
Stoppage of menstruation is called ………
A) Menarche
B) Monarchy
C) Menopause
D) Monotony
Answer:
C) Menopause
Question 26.
Adolescence is an age of stress and strain, they need the help of ……..
A) Teachers
B) Parents
C) Friends
D) Both A and B
Answer:
D) Both A and B
Question 27.
It is very essential for overall growth during adolescence ………..
A) Fast food
B) Fruits
C) Balanced Diet
D) None
Answer:
C) Balanced Diet
Question 28.
“Adolescence is the age of stress and strain” – this was said by ……….
A) Stanley Miller
B) Thomas Hall
C) Stanley Hall
D) Stanley Joseph
Answer:
C) Stanley Hall
Question 29.
This hormone is responsible for changes in girls during adolescence ……
A) Adrenalin
B) Estrogen
C) Testosteron
D) LH
Answer:
B) Estrogen
Question 30.
Menstruation in women is a …….
A) Sin
B) Superstition
C) Untouchable thing
D) Natural phenomenon
Answer:
D) Natural phenomenon
Observe the following table.
| Age in years | % of fall height in boys | % of full height in girls |
| 13 | 88 | 95 |
| 14 | 92 | 98 |
| 15 | 95 | 99 |
| 16 | 98 | 99.5 |
| 17 | 99 | 100 |
| 18 | 100 | 100 |
| 19 | 100 | 100 |
Question 31.
The growth in height nearly stopped in boys is at the age of
A) 16 years
B) 17 years
C) 18 years
D) 19 years
Answer:
B) 17 years
Question 32.
Which period of age is the faster growing period for girls?
A) 13 to 14 years
B) 14 to 15 years
C) 15 to 16 years
D) 16 to 17 years
Answer:
B) 14 to 15 years
Question 33.
The growth rate is almost same in boys and girls is at the age of
A) 13 to 14 years for boys and girls.
B) 13 to 14 years for girls and 14 to 15 years for boys.
C) 14 to 15 years for girls and 15 to 16 years for boys.
D) 18 to 19 years for boys and girls.
Answer:
C) 14 to 15 years for girls and 15 to 16 years for boys.
Read the information and choose the correct answer for 34 & 35.
Ductless glands are called as endocrine glands. Endocrine glands secretes chemical substances known as hormones. Pituitary, Adrenal, Testes and Ovaries are important endocrine glands. Pituitary gland stimulates other endocrine glands. Adrenalin is secreted by adrenal gland. It controls emotions. Testes releases the hormone Testosterone. It helps in the releasing of sperms, developing secondary sexual characteristics in males. Oestrogen hormone is secreted by ovaries. It helps in the releasing of ova, menstruation and developing
secondary sexual characters in females.
Question 34.
The hormone responsible for the production of spermatozoa is
A) Adrenalin
B) Testosterone
C) Oestrogen
D) Alone
Answer:
A) Adrenalin
Question 35.
Master of endocrine glands is
A) Pituitary
B) Adrenal gland
C) Testes
D) Ovaries
Answer:
B) Adrenal gland
Question 36.
This is the symbol of ………
A) NPEGEL
B) Red Ribbon Club
C) NCC
D) Scout
Answer:
B) Red Ribbon Club
Question 37.
Name the endocrine gland that is present on kidney is called ……….
A) Thyroid
B) Adrenalin
C) Peneal body
D) Ovary
Answer:
B) Adrenalin
Question 38.
Write the name of the labelled area which acts as endocrine gland ………
A) Thymus
B) Thyroid
C) Pancreas
D) Pituitary
Answer:
C) Pancreas
Question 39.
Endocrine gland that is present near the heart ………
A) Thymus
B) Adrenalin
C) Pancreas
D) Pituitary
Answer:
A) Thymus
Question 40.
Name the labelled part shown in the adolescent boy.
A) Thyroid
B) Adam’s apple
C) Thorax
D) None
Answer:
B) Adam’s apple
Question 41.
As a responsible student of adolescent period you should practice
A) Good habits
B) Suitable life skills
C) Respect to mankind
D) All of these
Answer:
A) Good habits
Question 42.
The best suited slogan to prevent early marriages.
A) Small girl like light, don’t make it dark
B) Please encourage child marriage.
C) Early marriages helpful the country
D) Strengthen children are born with early marriages
Answer:
A) Small girl like light, don’t make it dark
Question 43.
Red ribbon club create awareness among the people for this disease
A) AIDS
B) Dengue
C) Cancer
D) Malaria
Answer:
A) AIDS
Question 44.
As a student having understanding on changes in adolescence I will
A) agree physical changes
B) develop self confidence
C) maintain personal hygiene
D) all the above
Answer:
D) all the above
Question 45.
Match the following:
Group – A — Group -B
i. Testes — a) Ova
ii. Endocrine gland — b) Estrogen
iii. Menarche — c) Pituitary gland
iv. Female hormone — d) Sperm
v. Ovaries — e) First menstruation
vi. Male hormone — f) Testosterone
— g) Stoppage of menstruation
A) i – d, ii – c, iii – e, iv – b, v – a, vi – f
B) i – c, ii – d, iii – e, iv – b, v – f, vi – a
C) i – a, ii – b, iii – c, iv – d, v – e, vi – f
D) i – f, ii – a, iii – b, iv – e, v – c, vi – d
Answer:
A) i – d, ii – c, iii – e, iv – b, v – a, vi – f
Question 46.
Which age group is known as adolescence period?
A) 8-13
B) 16 – 21
C) 13-19
D) 5 -10
Answer:
C) 13-19
Question 47.
The secretions of endocrine glands
A) Enzymes
B) Blood
C) Hormones
D) Saliva
Answer:
C) Hormones
Question 48.
Jaggery is a rich source of
A) Protein
B) Sodium
C) Fat
D) Iron
Answer:
D) Iron
Question 49.
These characters helps us to know adolescence in boys
A) Pimples appears on the face
B) Appears moustache on the face
C) Adam’s apple appears
D) Above said all characters
Answer:
D) Above said all characters
Question 50.
The secretions of this gland controls emotions
A) Pancreas
B) Testes
C) Ovaries
D) Adrenal
Answer:
D) Adrenal
Question 51.
Which of the following is true about adolescence?
A) Adam’s apple appear more prominent in boys.
B) Shoulders grow wider in girls than boys.
C) There are no voice changes in boys compared to girls.
D) Muscles grow more prominently in girls than in boys.
Answer:
A) Adam’s apple appear more prominent in boys.
Question 52.
Incorrect sentence about sweat and pimples in adolescents.
A) It appears in adolescent age.
B) Sweat and sebaceous glands are very active.
C) Sometimes lead to infection.
D) Pimples are common skin disease.
Answer:
D) Pimples are common skin disease.
Question 53.
Raju’s voice is changed now. Find out which of the following stages he is in.
A) Adolescence
B) Early – childhood
C) Adult
D) Infant
Answer:
A) Adolescence
Question 54.
Stanley Hall stated that
A) Adolescence is the age of stress and strain
B) Adolescence is the age of joy
C) Adolescence is not the age of distress
D) Adolescence is the age of relax
Answer:
A) Adolescence is the age of stress and strain
Question 55.
Find the wrong statements.
P. Secondary sexual characters are seen only in males
Q. Hormones control over the secondary sexual characters
R. The secretions of endocrine glands are called medicines
S. Adolescence is the period of imbalanced emotions
A) P and Q
B) R and S
C) P and R
D) Q and S
Answer:
C) P and R
Question 56.
Asa responsible student of adolescent period you should practice
A) Good habits
B) Suitable life skills
C) Respect to mankind
D) All of these
Answer:
D) All of these
Question 57.
Read the following statements and identify the changes occurred in Adolescence.
i) More interest to engage with friends than parents
ii) Voice changes in females
iii) Appears mustaches in males
iv) Attraction with opposite sex.
A) i, ii
B) i, ii , iii
C) i, iii, iv
D) ii, iv
Answer:
C) i, iii, iv
Question 58.
Match the following.
A — B
1. Testis — a) Estrogen
2. Pituitary gland — b) Sperms
3. Ovaries — c) Main gland
4. Adrenal gland — d) Adrenalin
A) 1 – c, 2 – b, 3 – a, 4 – d
B) 1 – d, 2 – c, 3 – b, 4 – a
C) 1 – b, 2 – c, 3 – a, 4 – d
D) 1 – c, 2 – d, 3 – b, 4 – a
Answer:
C) 1 – b, 2 – c, 3 – a, 4 – d
Question 59.
At the age of 13 years a boy can grow maximum percentage of his actual height
A) 88
B) 92
C) 95
D) 98
Answer:
A) 88
Question 60.
Match the following:
i) Mammary glands — a)Release of Sperms
ii) Estrogen — b) Production of Milk
iii) Testosteron — c) Controls emotions
iv) Adrenalin — d) Release of Ovum
A) i) – b, ii) – c, iii) – a, iv) – d
B) i) – b, ii) – d, iii) – a, iv) – c
C) i) – c, ii) – b, iii) – d, iv) – a
D) i) – d, ii) – c, iii) – a, iv) – b
Answer:
B) i) – b, ii) – d, iii) – a, iv) – c.
Question 61.
Read the following statements related to Hormones
a) Reason for changes in the body
b) Start and stoppage of menstrual cycle
c) Controls sugar levels
d) Controls water
A) a, b, c
B) b, c, d
C) a, c, d
D) All the given
Answer:
D) All the given
Question 62.
Testes : Sperms :: Ovary : ?
A) Ovum
B) Embryo
C) Zygote
D) Fallopian tube
Answer:
A) Ovum
Question 63.
What is the reason for getting pimples on the faces of both boys and girls in the Adolescence?
A) The secretions of sebaceous glands are very active at this stage
B) Hormones does not released
C) Uncleanliness
D) Heredity
Answer:
A) The secretions of sebaceous glands are very active at this stage
Question 64.
Estrogen : Milk :: Testosterone : ?
A) Release of sperms
B) Increase of breast
C) Anger
D) Pimples
Answer:
A) Release of sperms
Question 65.
Ganesh entered into the Adolescence stage. He looks very weak. Doctor advised him to take the food like leafy vegetables, jaggery and citrus family fruits which contains more Iron. What is the reason?
A) Bones are not strong
B) Does not have knowledge
C) Percentage of blood is very low
D) Muscles are very smooth
Answer:
C) Percentage of blood is very low
(66-67) Look at the picture and answer the questions.
Question 66.
What is the name of the organ?
A) Adam’s Apple
B) Sebaceous gland
C) Ovary
D) Adrenal gland
Answer:
A) Adam’s Apple
Question 67.
What changes do we see in adolescence with this organ?
A) Boys grow fast
B) Voice becomes harsh
C) Get pimples
D) Good thoughts
Answer:
B) Voice becomes harsh
Question 68.
Read the following sentences about your reaching the adolescence stage,
a) Do not want to listen to parent’s suggestions
b) Likes to stay with friends
c) Prefers to spend more time before the mirror
d) Wants to attract others
Which of the above are correct?
A) a, b, c
B) a, b, c, d
C) a, c, d
D) b, c, d
Answer:
B) a, b, c, d
Question 69.
Read the following slogans.
a) Take vaccines — Keep diseases far
b) Early marriages — Reasons for ill health
c) After 10th class No marriage — 11th class for you
d) Protect environment — Keep good health
In the above slogans, which are useful to give propaganda on child marriages?
A) a, b
B) b, c
C) c, d
D) a, d
Answer:
B) b, c