If a grass hopper is eaten by a frog, then the energy transfer will be from

(d) The population of tiger decreases and the population of grass increases

When we push the rock and fail to move it. Some of our energy is absorbed by the rock in the form of potential energy and the rest of our...

The working of the rotation of sprinkler is based on third law of motion. As the water comes out of the nozzle of the sprinkler, an equal and opposite reaction...

(i), (iii) and (iv)

(ii) Grass, goat and human

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...

Grass is producer, hawk and frog are carnivores (top and lower), rabbit and deer are herbivores. Since rabbit and deer are both herbivores, they belong to the same trophic level.

No, it is not a good practice. Plants cover the soil surface and their roots bind the soil particles and hold them in place. During strong winds and rains they...

(a) primary consumer to secondary consumer. (b) producer to primary consumer. (c) secondary consumer to tertiary consumer.

grass -----> insects ----> frog ----> snake ----> eagle