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प्रश्न
At which trophic level a person is feeding when he is eating bread.
उत्तर
Second trophic level.
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संबंधित प्रश्न
"Energy flow in a food chain is unidirectional" Justify this statement.
What is biological magnification?
Give an example of a four step food chain operating in grassland. Name the secondary consumer in this food chain
What would happen to the number of grass plants and foxes if the number of rabbits increased?
Write the percentage of energy transferred from autotrophs to the next level in a food chain.
'If we excessively use pesticides to protect the crops from diseases, then it may cause long-term damage to mankind'. Justify this statement.
Most of the water surface of a lake is covered with algae. This algae is part of the food chain which also includes small fish, bird, larvae and big fish. Which of the following will obtain the maximum energy?
(a) big fish
(b) bird
(c) larvae
(d) small fish
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.
(a) In which organisms the pesticides enter from the polluted water? What is this level of organisms known as?
What are decomposers? What will be the consequence if the decomposers are completely eradicated from an ecosystem? Give justification in support of your answer.
Which of the following is an autotroph?
