HORTICULTURE

HORTICULTURE SCIENCE

PLANT BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
IF WE OBSERVE A LEAF, WE WILL SEE THE NETWORK OF ____
A
LEAF VEINS
B
XYLEM TUBES
C
PHLOEM TUBES
D
STOMATA
Explanation: 

Detailed explanation-1: -Monocots have parallel venation in which the veins run in straight lines across the length of the leaf without converging. In dicots, however, the veins of the leaf have a net-like appearance, forming a pattern known as reticulate venation.

Detailed explanation-2: -Dicots have leaves with veins that connect and branch from each other. Veins in a branch-ing pattern are called netted veins. A leaf with netted veins sometimes has several smaller veins branching out of a dominant midrib, a condition known as pinnately netted.

Detailed explanation-3: -"Leaves have very different networks of veins. They have different shapes, different sizes, different thicknesses, ‘’ said Benjamin Blonder, a doctoral student in the department of ecology and evolutionary biology.

Detailed explanation-4: -There are two classifications you need to know for tree identification: Pinnate Venation: The veins extend from the midrib to the leaf margin. Oak and cherry tree leaves have pinnate venation. Palmate Venation: The veins radiate in a fan shape from the leaf petiole.

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