DENDROLOGY

DENDROLOGY AND SOCIETY

FAMILIES OF ANGIOSPERMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which statement best describes the leaf structures of monocots and dicots?
A
Dicots have narrow leaves with parallel veins, and monocots have broad leaves with a network of veins.
B
Monocots have narrow leaves with parallel veins, and dicots have broad leaves with a network of veins.
C
Monocots have narrow leaves with a network of veins, and dicots have broad leaves with parallel veins.
D
Dicots have narrow leaves with a network of veins, and monocots have broad leaves with parallel veins.
Explanation: 

Detailed explanation-1: -Dicots have narrow leaves with a network of veins, and monocots have broad leaves with parallel veins.

Detailed explanation-2: -Monocot leaves have an equal number of stomata on either side of the parallel veins and dicot leaves have more stomata at the lower surface of the leaf. Monocot have a uniform cuticle on both surfaces and dicot leaves have a thick cuticle on the upper layer and a thinner cuticle on the lower layer of the leaf.

Detailed explanation-3: -The vascular structures of monocot leaves form parallel veins. Monocot leaves differ from dicot leaves in several ways. First, they tend to be more oblong or linear in shape, and their vascular bundles are organized into veins that originate at the base of the leaf and run parallel to one another.

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