AP BIOLOGY

PLANTS

PLANT TISSUE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Intercalary meristems are found in ____ to add stem length.
A
grasses
B
conifers
C
flowering plants
D
aquatic plants
Explanation: 

Detailed explanation-1: -The intercalary meristem is the meristems present at the base of the internodes of a stem or leaf. It helps in the elongation and growth of the plants at the nodes and internodes and also enables the longitudinal growth of the stem and leaves. They can be observed in grasses.

Detailed explanation-2: -Answer: Intercalary meristems is located in the leaves and internodes at the intercalary position. These help to increase the length of the internode. It is found in grass, monocots, and pines.

Detailed explanation-3: -Intercalary meristem is a primary meristem, found in the bases of internodes and leaf sheaths of grasses. Wherever stem is joined, elongation of internodes is due to intercalary meristem, e.g., bamboos. The prolonged growth of leaves, flowers and fruits may be regarded as an intercalary growth.

Detailed explanation-4: -Intercalary meristem divides and provides an increase in the length of the internode. When root or shoot grows in length some apical meristem leaves some meristematic cells behind at the node. Such meristems are called as intercalary meristems.

Detailed explanation-5: -There are 5 different structures that enable a grass plant to grow. The five are the apical meristem (meristem=tissues capable of growth), the intercalary meristem, basal buds, stolons, and rhizomes.

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