AIPMT NEET 2014 Mock Test

In a terrestrial phosphorus cycle, what do the labels A, B, C, and D represent?

In the representation of global diversity of invertebrates, what do the portions A, B, C, and D represent?

A scrubber in the exhaust of a chemical industrial plant removes:

If $20\text{J}$ of energy is trapped at the producer level, then how much energy will be available to the peacock in the following food chain?$\text{plant}\to \text{mice}\to \text{snake}\to \text{peacock}$