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प्रश्न
Name two predators of snakes in a food web operating in a forest ecosystem.
उत्तर
Hawks and peacocks are two predators of snakes in a food web operating in a forest ecosystem.
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संबंधित प्रश्न
Explain how the pesticides enter a food chain and subsequently get into our body.
Name the process in which a harmful chemical enters the food chain and gets concentrated at each trophic level.
If 5 joules of energy is available at producer level (plants), then how much energy will be transferred to the lion in the following food chain?
Plants → Goat → Lion
The following statement is true or false :
Only 10 per cent of the light energy given by the sun is available for transfer at each higher trophic level in a food chain.
Fill in the following blank with suitable word :
Pesticides enter the food chain at the ...........level
Name and state the law given by Lindeman which tells us how much energy entering a particular trophic level of organisms is available for trasnsfer to the next higher trophic level.
What would happen if an organism is removed from the food chain?
We should reduce the use of the plastic bags, bottles etc. because ______.
Accumulation of non-biodegradable pesticides in the food chain in increasing amount at each higher trophic level is known as
Study the picture given below showing three food chains (a), (b) and (c) and answer the following questions:
- Name the type of ecosystems that exist in food chains (b) and (c).
- The first trophic level in all food chains is producers. Why? What percentage of solar energy do these producers capture for their use?
- Why are the arrows shown in the diagram in one direction only and not vice versa? Justify.
