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प्रश्न
List two biotic components of a biosphere.
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उत्तर
Two biotic components of a biosphere are as follows:-
1. Producers or autotrophs
2. Consumers or heterotrophs
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संबंधित प्रश्न
Which of the following constitute a food-chain?
What will happen if we kill all the organisms in one trophic level?
Construct a food chain comprising the following :
Snakes, Hawk, Rats, Plants
A food chain represents a unidirectional flow of X. What is X?
In a food chain, the third trophic level is always occupied by :
(a) carnivores
(b) herbivores
(c) decomposers
(d) producers
The sea water contains water beetles, tadpole, fish and weeds.
Which organism is a secondary consumer?
What would happen to the number of grass plants and foxes if the number of rabbits increased?
Will the levels of biological magnification be different at different levels of the ecosystem?
Consider the following food chain
(i) Plants → Mice → Snakes → Hawks
(ii) Plants → Mice →Hawks
If energy available at the producer level in both the food chains is 100 J, in which case will hawks get more energy as food and by how much? Justify your answer.:
"Energy flow in food chains is always unidirectional". Justify this statement. Explain how the pesticides enter a food chain and subsequently get into our body.
