Internal Structure of Dicot and Monocot Stem

IMPORTANT

Internal Structure of Dicot and Monocot Stem: Overview

This Topic covers sub-topics such as Casparian Strips, Bundle Sheath Cells, Anatomy of Dicot Root, Anatomy of Dicot Stem, Anatomy of Monocot Root and, Anatomy of Monocot Stem

Important Questions on Internal Structure of Dicot and Monocot Stem

HARD
IMPORTANT

Assertion: Endodermis is also considered a starch sheath in the dicot stem. 
Reason: The endodermis cells are rich in grains of starch.

EASY
IMPORTANT

The thickness of Casparian strips can be adapted to the environment.

EASY
IMPORTANT

What makes the casparian strip so effective at ensuring selective absorption?

EASY
IMPORTANT

Casparian strips are normally found in _____.

EASY
IMPORTANT

A typical monocotyledonous root has the following characteristics:

EASY
IMPORTANT

The vascular bundles are _____ in monocot root.

EASY
IMPORTANT

Endodermis refers to the cortex's outermost layer.

EASY
IMPORTANT

When the protoxylem lies towards the periphery the xylem is called _____.

EASY
IMPORTANT

In between xylem and phloem bundles, there is presence of one or many layers of thin walled elongated parenchymatous cells without intercellular spaces constitutes the meristematic tissue.

EASY
IMPORTANT

_____ also known as rhizoderm or piliferous layer.

EASY
IMPORTANT

Each vascular bundle is surrounded by a sheath of sclerenchyma fibres called _____.

EASY
IMPORTANT

The _____ is formed of collenchyma fibres which are often green in colour.

EASY
IMPORTANT

_____ roots have a larger number of vascular structures.

EASY
IMPORTANT

In dicot roots, the vascular structures are located in the middle of the root, surrounded by the vascular cambium.

EASY
IMPORTANT

_____ is the thickening material present in casparian strips.

EASY
IMPORTANT

Which of the following is true about bundle sheath cells present in the leaves having Kranz anatomy?

EASY
IMPORTANT

In C4 plants, the bundle sheath cells: