Advertisements
Advertisements
प्रश्न
Give an example of a four step food chain operating in grassland. Name the secondary consumer in this food chain
उत्तर
Grass → Insect → Frog → Eagle
The secondary consumer in this food chain is the frog.
APPEARS IN
संबंधित प्रश्न
What are trophic level?
Give two differences between food chain and food web.
The decomposers in an ecosystem ______.
Explain why, a food chain usually cannot have more than three or four steps.
How much energy will be available to hawks in the food chain comprising hawk, snake, paddy and mice, if 10,000 J of energy is available to paddy from the sun?
The ten per cent law is associated with
(a) transfer of energy from various trophic levels to decomposers in a food chain
(b) transfer of ATP energy into muscular energy
(c) transfer of chemical energy from one organism to another
(d) transfer of sun's energy to the organisms called producers.
"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.
We should reduce the use of the plastic bags, bottles etc. because ______.
Which of the following is an autotroph?
The food chain begins with the energy given by the ______.
