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1. Question marks are mentioned with each Question.
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1
The role of Scavengers and decomposers in our environment is ____________________.
They keep the environment clean by removing the bodies of dead plants and animals.
They help in the recycling of nutrients.
They help to maintain the fertility of the soil.
All of these.
2
Water, light, wind, soil, humidity fall in the category of _____________________
Abiotic componets
Living components
Biotic components
Waste components
3
All that surrounds livings things and affects their growth and development is called their ______________
Environment
Growth
Development
None of these
4
Animals that feed on dead bodies of other animals are called ____________________
Abiotic component
Phyicsl components
Scavengers
Warm-blooded animals
5
Which of the following are the abiotic components ?
Air
Water
Light
6
Animals that eat dead animals or plants are called ___________________
Producers
Insectivores organisms
Omnivores
7
Animals whose body temperature does not change with outside temperature are called ___________________ animals.
Warm-blooded
Cold blooded
Mammals
Herbivores
8
The plant life of a given region, habitat or geological stratum irrespective of the numerical strength of each species is called_____
Vegetation
Community
Flora
Population
9
All animals fall in the category of __________________
Heterotrophs
Autotrophs
Decomposers
Primary consumers
10
Which of the following are correct :
(a) Living things like plants and animals are called biotic components.
(b) Living things like plants and animals are called abiotic components.
(c) Leaves are green because they contain a green pigment called chlorophyll.
Only (a) and (b) are correct.
Only (b) and (c) are correct.
Only (a) and (c) are correct.