STD 11 - 7. Structural organisation in animal — NEET STD 11 Science — Question

Main cause of population explosion in the world is

The phylum which was earlier considered as a sub-phylum under chordata but now placed as a separate phylum, in non-chordates is

In mammals each half of pectoral girdle consists of

In contrast to Annelids, the Platyhelminthes show

Given below are two statements:One is labelled a Assertion (A) and the other is labelled as Reason (R) .
Assertion (A): With the help of several ommatidia, a cockroach can perceive several images of an object, i.e.,mosaic vision
Reason (R): Mosaic vision gives NO sensitivity but more resolution
In the light of the above statements, choose the most appropriate answer from the options given below:

Which of the following is false for progesterone ?

When joint becomes inflamed and painful, condition is called

The closest relative of modern day man is considered to be

An advantage of excreting nitrogenous wastes in the form of uric acid is that