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What is a food chain? 

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Important Questions on Crisis of Environment, Plants and Conservation

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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
A food chain starts with a plant.
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
If all other animals in the jungle disappear, what will happen to the tiger?
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
Humans eat both plants and animals; they are _____ animals.   
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment

Why do all food chains begin with plants?

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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
Make two food chains from the list given below:
[grass, seaweed, fox, large fish, human, small fish, fruits, rabbit, goat, seal]
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
Plants are often referred to as 'green lungs'. Can you say why?
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
What is a food chain? Give an example to explain.
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
A food chain is an interconnection of many food webs.
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
Which animals will be affected if there were no plants?
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment

Fill in the blank to complete the food chain.   

_____ —> Deer —> Tiger (Insects/Grass/Birds).

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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
Food chains linked together to form a _____.
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment

Choose the correct word from the following:
(plant, animal, insects)

A food chain always starts with a/an _____.

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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
The animals that only eat other animals are called: _____.
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
A food chain may start with a
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
A simple food chain usually begins with- 
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment

What do you think will happen if all the goats in this food chain were hunted down by the lions?
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
The concept of a food web was introduced by-
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment

Fill in the blank with the most appropriate word:

_____ is the source of all energy in a food chain. (Sun/ Air)

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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
Fill in the blank to complete the food chain.
(Rat, Cat, Dog)
Grain —> _____ —> Snake
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Science>Biology>Crisis of Environment, Plants and Conservation>Role of Plants in Conservation of Environment
Study the following food chain.

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If the number of snakes increases, it could be due to _____.