Approximately $25\%$ of all insects are known to be phytophagous (feeding on plant sap and other parts of plants).

Describe species-area relationships.

What are the different patterns of biodiversity? Describe latitudinal gradients.

The variety of frugivorous organisms is greater in tropical rain forests compared to temperate regions because of:

According to Alexander von Humboldt,what is the relationship between species richness and the area of exploration?

Choose the incorrect sentence$(s)$ regarding latitudinal gradients.
$(I)$ Biodiversity throughout the world shows uneven distribution.
$(II)$ According to latitudinal gradient,there is no major difference in biodiversity.
$(III)$ Species diversity increases as we move away from the equator towards the poles.
$(IV)$ Biodiversity increases as we move from temperate to tropical regions.