Solved Examples on Reproduction in organisms

Question1: The ‘Eyes’ of the potato tuber are [CBSE PMT’2011]

(a) root buds

(b) flower buds

(c) shoot buds

(d) axillary buds

Answer: d

Solution:

The axillary buds of the potato tuber are called ‘eyes’ in common language. They are found at the nodes of the stem tuber.

Question2: What is common between vegetative reproduction and apomixis? [CBSE PMT’2011 M]

(a) Both are applicable to only dicot plants

(b) Both bypass the flowering phase

(c) Both occur round the year

(d) Both produce progeny identical to the parent

Answer: d

Solution:

Vegetative reproduction and apomixis both are asexual methods of reproduction, which gives the progeny genetically similar to parent.

Question3: Vegetative propagation in mint occurs by [CBSE PMT’2009]

(a) offset

(b) rhizome

(c) sucker

(d) runner

Answer: c

Solution:

Vegetative propagation in mint occurs through sucker. Plants belonging to this category propagate by a part of their body other than a seed.

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