In a majority of flowering plants, out of the four megaspores, what is the ratio of functional and degenerate megaspores?

A. 2:2
B. 1:3
C. 4:1
D. 3:1

Answer

Correct Answer: B. 1:3

Detailed About MCQs

At least one of the spores develop into haploid female gametophytes thus making the ratio of functional and degenerate megaspores is 1:3. Out of the four, three megaspores degenrate.

Enterobius vermicularis which affect the caecum and vermiform appendix is commonly called as:

A. Tapeworm
B. Pinworm
C. Threadworm
D. Ringworm

Answer

Correct Answer: B. Pinworm

Detailed About MCQs

Enterobius vermicularis which affects the caecum and vermiform appendix is commonly called as Pinworm. Pinworms are tiny, narrow worms, and are white in color and less than a half-inch long.