Maharashtra State Board Class 5 EVS Environmental Balance Fill in the blanks, True False and Question & Answers.
Fill in the Blanks
1. The variety we see in all living things that belong to a particular area is called the __________ of that place.
2. The surroundings and conditions that affect the life of organisms are together known as their __________.
3. A __________ is formed when each component is food for the next one in a sequence.
4. Plants make their own food in the presence of __________ using water and carbon dioxide.
5. __________ are the main support of every food chain.
6. One living thing can be part of many food chains, giving rise to a __________ in nature.
7. Living things use __________ from the air for breathing and give out carbon dioxide gas.
8. __________ help in the decomposition of plant residue, dead animals, and excreta.
9. When various cycles in the environment go on uninterrupted, __________ gets maintained.
10. Plants use __________ from the air for making their food.
11. The __________ provides a continuous supply of water to living things.
12. Environmental Science studies the __________ between living and non-living things.
13. There are __________ types of living things on the earth.
14. Different kinds of animals, plants and __________ are found in different regions of the earth.
15. For the existence of living things, it is important that __________ is maintained.
Answers
1. biodiversity
2. environment
3. food chain
4. sunlight
5. Plants
6. food web
7. oxygen
8. Micro-organisms
9. environmental balance
10. carbon dioxide
11. water cycle
12. interactions
13. innumerable
14. micro-organisms
15. environmental balance
Multiple Choice Questions
1. What is biodiversity?
a) The number of plants in an area
b) The variety of all living things in a particular area
c) The number of animals only
d) The weather conditions
2. What do plants need to make their own food?
a) Only water
b) Only carbon dioxide
c) Sunlight, water, and carbon dioxide
d) Only sunlight
3. In a food chain, what eats grass and leaves?
a) Birds
b) Grasshopper
c) Worm
d) Tiger
4. What is the most important food in food chains?
a) Animals
b) Plants
c) Water
d) Soil
5. What do living things give out when they breathe?
a) Oxygen
b) Water vapor
c) Carbon dioxide
d) Nitrogen
6. What helps in the decomposition of dead plants and animals?
a) Sunlight
b) Water
c) Micro-organisms
d) Air
7. When one living thing is part of many food chains, it forms a:
a) Food cycle
b) Food web
c) Food pyramid
d) Food group
8. What do plants give out when they make food?
a) Carbon dioxide
b) Water
c) Oxygen
d) Nitrogen
9. Environmental balance is maintained by:
a) Only food chains
b) Only water cycle
c) Various cycles and food chains working together
d) Only plants
10. What provides continuous supply of water to living things?
a) Rivers
b) Water cycle
c) Rain
d) Lakes
11. The environment includes:
a) Only living things
b) Only non-living things
c) Both living and non-living things
d) Only plants
