Practice the AP 6th Class Science Bits with Answers Chapter 4 Water on a regular basis so that you can attempt exams with utmost confidence.
AP State Syllabus 6th Class Science Bits 4th Lesson Water with Answers
Choose the correct answer.
Question 1.
The human body requires ……………. of water
A) 1-2 litres
B) 2-3 litres
C) 4-5 litres
D) 5-6 litres
Answer:
B) 2-3 litres
Question 2.
The specific unit of measurement of the volume of water
A) Metres
B) Centimetres
C) Litres
D) Sq.metre
Answer:
C) Litres
Question 3.
Which of the following is comes under Agriculture use of water?
A) Germination of seed
B) Bathing
C) Cleaning
D) Washing
Answer:
A) Germination of seed
Question 4.
Which of the following is not a stable water resource?
A) Pond
B) River
C) Tank
D) Well
Answer:
B) River
Question 5.
Our body contains of water by weight
A) 50%
B) 60%
C) 70%
D) 80%
Answer:
C) 70%
Question 6.
Identify the juicy fruit from the following.
A) Cucumber
B) Snake gourd
C) Tomato
D) Watermelon
Answer:
D) Watermelon
Question 7.
How much of the earth’s surface is occupied by water?
A) 3/4
B) 1/2
C) 5/6
D) 4/5
Answer:
A) 3/4
Question 8.
We depend on ………….. for water.
A) Groundwater
B) Rains
C) Rivers
D) Seas
Answer:
B) Rains
Question 9.
Solid-state of water is present in …………………..
A) Oceans
B) Rivers
C) Glaciers
D) Mountains
Answer:
C) Glaciers
Question 10.
Which of the following process convert water into ice?
A) Condensation
B) Precipitation
C) Evaporation
D) Transpiration
Answer:
A) Condensation
Question 11.
The liquid form of water is available in ……………………
A) Glaciers
B) Polar regions
C) Snow covered mountains
D) Rivers
Answer:
D) Rivers
Question 12.
The following vegetable contains a lot of water
A) Lady’s finger
B) Cucumber
C) Brinjal
D) Pumpkin
Answer:
B) Cucumber
Question 13.
Clouds in the sky are formed by the process of ………………………..
A) Distillation
B) Precipitation
C) Evaporation
D) Condensation
Answer:
C) Evaporation
Question 14.
Water drops on the leaves of grass is the early morning due to ……………………..
A) Condensation
B) Evaporation
C) Transpiration
D) Precipitation
Answer:
A) Condensation
Question 15.
The weather condition where rain, snow, sleet or hail fall from the sky is called …………………
A) Condensation
B) Evaporation
C) Transpiration
D) Precipitation
Answer:
D) Precipitation
Question 16.
The water cycle revolves around the following
A) Earth
B) Oceans
C) Atmosphere
D) All the above
Answer:
D) All the above
Question 17.
Which of the following disturbs the water cycle?
A) Deforestation
B) Pollution
C) Global warming
D) All the above
Answer:
D) All the above
Question 18.
Deforestation generally decreases the ………………….
A) Soil erosion
B) Drought
C) Rainfall
D) Global warming
Answer:
C) Rainfall
Question 19.
Which of the following is not a water-related disaster?
A) Floods
B) Earthquake
C) Tsunami
D) Drought
Answer:
B) Earthquake
Question 20.
The rise in water level of rivers leads to ……………………
A) Flood
B) Drought
C) Water scarcity
D) Dryland
Answer:
A) Flood
Question 21.
Among the following is the drought-prone district
A) Guntur
B) Krishna
C) Kurnool
D) Chittoor
Answer:
C) Kurnool
Question 22.
Which among the following are water management techniques?
A) Adopting drip irrigation and sprinkler irrigation
B) Pollution of water
C) Using chemical fertilizers in agriculture
D) Digging several borewells
Answer:
A) Adopting drip irrigation and sprinkler irrigation
Fill in the blanks.
1. Water helps in digestion of food and removal of ………………. from the body.
Answer:
Toxins
2. Water and other liquids are measured in ……………….
Answer:
Litres
3. The fruits that contain more water are called ……………….
Answer:
Juicy fruits
4. ………………. is an example of a juicy vegetable.
Answer:
Cucumber
5. Of the water available on the earth, only ………………. is freshwater.
Answer:
3%
6. The water that is used by us for our daily purposes is called ……………….
Answer:
Freshwater
7. When water is ………………. it converts into water vapour.
Answer:
Heated
8. The amount of ………………. absorbed by water affects its evaporation.
Answer:
Heat
9. The process of conversion of water vapour into water is called ……………….
Answer:
Condensation
10. The ………………. in the upper layers of the atmosphere cools the clouds.
Answer:
Colder air
11. Big drops of water solidify into ice and fall as pieces of ice known as ……………….
Answer:
Hailstones
12. South-West Monsoon occurs in the months of ……………….
Answer:
June-September
13. North-East Monsoon occurs in the months of ……………….
Answer:
Nov-Dec
14. The circulation of water between the earth surface and the air is called ……………….
Answer:
Water cycle
15. Expand NDRF ……………….
Answer:
National Disaster Relief Force
16. Expand SDRF ……………….
Answer:
State Disaster Relief Force
17. Direct collection and use of rainwater is called ……………….
Answer:
Rainwater harvesting
18. Collecting water from the rooftops of the houses and buildings are called ……………….
Answer:
Roof water harvesting
19. The best irrigation water management method used in agriculture is ……………….
Answer:
Drip irrigation / Sprinkler irrigation
20. The only method of preventing scarcity of water is ……………….
Answer:
Conservation of water
21. Long periods of fewer rainfall causes ……………….
Answer:
Droughts & famines
Match the following:
Question 1.
List-A List-B
1) Water on earth ( ) A. 70%
2) Fresh water ( ) B. Monsoon
3) Water in our body ( ) C. 75%
4) Hail stones ( ) D. 3%
5) Rains ( ) E. Precipitation
Answer:
1) C
2) D
3) A
4) E
5) B
Question 2.
List-A List-B
1) Solid form ( ) A. South-West Monsoon
2) Liquid form ( ) B. Ice
3) Gaseous form ( ) C. North-East Monsoon
4) June-Sept ( ) D. Water
5) Nov-Dec ( ) E. Water vapour
Answer:
1) B
2) D
3) E
4) A
5) C
Question 3.
List-A List-B
Condensation ( ) A. Water vapour released from plants
Evaporation ( ) B. Gas becomes liquid
Transpiration ( ) C. Liquid changes to gas
Precipitation ( ) D. Water soaks into the ground
Collection & Runoff ( ) E. Waterfalls on earth
Answer:
1) B
2) C
3) A
4) E
5) D