Stem Of Dicot Plant

Question 1

What Dow ten aeriel parts of the plant consist of

Answer 1

Stem with its branches ,leave and flowers

Question 2

What’s is the function of a a stem

Answer 2

Support the aerial parts

Allows water to move from the roots to the leaves

Allows manufactured food from the leaves to move to all parts of the plant

Question 3

What does the cortex consist of

Answer 3

Consists of thin walled parenchyma cells - provide support to the stem when they are turgid (filled with water).
In some dicotyledonous stems, the outer cortex cells form the hypodermis which is made up of collenchyma cells
(walls - thickened at the corners) or sclerenchyma cells thickened walls).

Question 4

What does the epidermis consist of

Answer 4

Outer ring of cells that are covered by a transparent waxy cuticle.
Cuticle prevents water loss via transpiration. In woody stems, the epidermis consists of many layers of cells that form the bark.

Question 5

What’s does the hypodermis consist of

Answer 5

Consists of scleren-chyma or collenchyma.
Provides support.

Question 6

What’s is the function of the sclerenchyam cap

Answer 6

To provide supports

Question 7

What does the vascular bundle consist of

Answer 7

Sclerenchyma cap that provides support.
Phloem that transports food.

Cambium - between phloem and xylem.

Xylem transports water and mineral salts.

Question 8

What does the pith consist of

Answer 8

Consists of thin-walled parenchyma cells.
Found towards the centre of the stem. Stores starch.