In the given food chain, suppose the amount of energy at fourth trophic level is 5 kJ,

(a) carnivores

(b) pollution

(a) food web

Yes, the impact of removing all organisms in a trophic level will be different for different trophic levels. If all the producers are killed, it will cause death or migration...

(a) Grazing food chain and detritus food chain Grazing food chain Detritus food chain In this food chain, energy is derived from the Sun. In this food chain, energy comes from organic matter (or...

Removal of all the organisms in a trophic level will cause the same type of disturbance in an ecosystem, i.e., killing of higher trophic level and explosion in population of...

On applying the 10% law to the food chain, the organisms of the 2nd trophic level of the food chain will have 10/100 * 10000= 1,000 joules of energy.

The first trophic level is always a green plant because only plants can utilise the radiant energy of the sun and transform it to chemical form during photosynthesis.

Removal of lions from the above food chain will increase the number of deer to such an extent that they will eat up the whole grass. The density of producer...