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प्रश्न
Why are green plants called producers?
उत्तर
Green plants are called producers because they synthesise their own food by the process of photosynthesis.
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संबंधित प्रश्न
Give an example of a four step food chain operating in grassland. Name the secondary consumer in this food chain
Construct a long food chain.
Construct a short foodchain, ending with man.
In a food chain, the initial organism is usually :
(a) photosynthetic
(b) herbivore
(c) saprophytic
(d) parasitic
Which of the following represents a possible food chain found in a pond :
| Primary producers |
Primary consumers | Secondary consumers |
| (a) green algae | fish | mosquito larvae |
| (b) fish | green algae | mosquito larvae |
| (c) mosquito larvae | fish | green algae |
| (d) green algae | mosquito larvae | fish |
What would happen if an organism is removed from the food chain?
The process of accumulation of harmful chemical substances like pesticides, in the body of living organisms at each trophic level of a food chain is known as ______.
In a food chain, the third trophic level is always occupied by
What will happen if deer is missing in the food chain given below?
Grass → Deer → Tiger
Use of several pesticides which results in excessive accumulation of pesticides in rivers of ponds, is a matter of deep concern. Justify this statement.
