Gujarati
Hindi
1.Sexual Reproduction in Flowering Plants
medium

The ovule in which the funicle, chalaza and micropyle lie in one vertical plane, is called

A

Campylotropous

B

Amphitropous

C

Orthotropous

D

Anatropous

Solution

The ovule in which the funicle, chalaza and micropyle lie on the vertical place is called orthotropous (Gk. Orthos = straight; tope $=$ turned). In this type, the body of ovule is straight. Hilum and chalaza occur nearly. It is also called atropous or erect ovule, e.g., piperaceae, polygoniaceae, Urticaceae, etc. It is the most primitive and simplest type of ovule in angiosperms.

Standard 12
Biology

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medium
(AIIMS-1982)

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