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प्रश्न
List two biotic components of a biosphere.
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 belong to the same trophic level?
Tree ; Frog ; Snake ; Grass ; Lizard
What is the role of decomposers in the ecosystem?
Write one or two word for the following statement/definition :
Organisms which depend on the producers for food either directly or indirectly
Will the levels of biological magnification be different at different levels of the ecosystem?
A food chain consists of fish, larvae, phytoplanktons and birds. The level of pesticides in water in which the fish, larvae and phytoplanktons live is quite high.
Which organism will have the maximum amount of pesticides accumulated through the food chain? What is this process known as?
Give some examples for Biodegradable and Non-biodegradable waste.
| S. No. | Biodegradable waste | Non-biodegradable waste |
| 1. | Food Waste | Plastic Bottles |
| 2. | ||
| 3. | ||
| 4. | ||
| 5. |
Which of the following is a logical sequence of food chain?
Each level in the food chain is called a ______ level.
In the given food chain, suppose the amount of energy at the fourth trophic level is 5 kJ, what will be the energy available at the producer level?
Grass → Grasshopper → Frog → Snake → Hawk
Use of several pesticides which results in excessive accumulation of pesticides in rivers of ponds, is a matter of deep concern. Justify this statement.
