Sexual Reproduction in Flowering Plants Question 47

47. Which one of the following represents an ovule, where the embryo sac becomes horseshoe shaped and the funiculus and micropyle are close to each other?

[2005]

(a) Amphitropous

(b) Circinotropous

(c) Atropous

(d) Antropous

Show Answer

Answer : a

Hints & Solutions

(a) Circinotropous: The funicle is large and coiled around the ovule eg. Opuntia. Amphitropous : Both body of ovule and embryo sac are curved. The embryo sac assumes horseshoe shape. e.g. Papaveraceae.