Plant Growth And Development Ques 3
3. Leaves of many grasses are capable of folding and unfolding because they
[1989]
(a) are very thin
(b) are isobilateral
(c) have specialised bulliform cells
(d) have parallel vascular bundles
Show Answer
Answer : c
Hints & Solutions
(c) Monocot leaves have some specialized cells in the epidermal cells of their leaves called bulliform cells (motor cells) which lose or gain turgidity due to which their leaves show coiling and uncoiling.
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