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प्रश्न
Write the percentage of energy transferred from autotrophs to the next level in a food chain.
What percentage of energy available at the producer level is transferred at successive trophic levels in a food chain?
उत्तर
On average, only about 10 percent of energy stored as biomass in a trophic level is passed from one level to the next. This is known as "10 percent rule" and it limits the number of trophic levels an ecosystem can support.
संबंधित प्रश्न
What are the various steps of food chain called?
Explain the terms 'producer' and 'consumer'. Give two examples of producers and two of consumers.
Draw the food chain with four trophic levels.
Which of the following statement is incorrect?
The following is a food chain that ends with human :
How does this food chain differ form a usual food chain involving human such as : plants → goat → human?
What is ten per cent law? Explain with an example.
Which of the following limits the number of trophic levels in a food chain?
(a) insufficient food supply from producer level
(b) decrease in energy at higher trophic levels
(c) increase in the number of organisms at higher trophic levels
(d) accumulation of harmful chemicals at higher trophic levels
Which of the following is an autotroph?
The sequence of who eats whom in an ecosystem is called as ______.
What is Autotrophs?
