Q161
Phyllode is present in :
Correct Answer
Option C
Solution
(c) Phyllode (flattened petiole acting as leaf) is present in Australian Acacia.
Morphology of Flowering Plants
Q162
How many plants among China rose, Ocimum, sunflower, mustard, Alstonia, guava, Calotropis and Nerium have opposite phyllotaxy?
Correct Answer
Option B
Solution
(b) Ocimum, Guava, Calotropis have opposite phyllotaxy (3 plants).
Q163
Leaves become modified into spines in:-
Correct Answer
Option D
Solution
(d) In Opuntia, leaves are modified into spines to reduce transpiration.
Q164
Stems modified into flat green organs performing the functions of leaves are known as
Correct Answer
Option C
Solution
(c) Phylloclades are flattened leaf-like stems with multiple nodes, e.g., Opuntia.
Q165
Fruit of Groundnut is
Correct Answer
Option A
Solution
(a) Groundnut fruit is a legume (pod) — monocarpellary superior ovary.
Q166
Perisperm is
Correct Answer
Option B
Solution
(b) Perisperm is persistent nucellus, e.g., in coffee and Piper.
Q167
In Groundnut the food/oil reserve is present in
Correct Answer
Option D
Solution
(d) In groundnut, edible oil is stored in the cotyledons.
Q168
Vivipary is
Correct Answer
Option D
Solution
(d) Vivipary: seed germination inside fruit while attached to parent plant, e.g., Rhizophora.
Q169
Which part of the coconut produces coir?
Correct Answer
Option B
Solution
(b) Coir fibre is extracted from the fibrous mesocarp of coconut.
Q170
Which one of the following is a true fruit?
Correct Answer
Option D
Solution
(d) Coconut develops exclusively from the ovary — true fruit.
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