Question

L
eramy FOUR questions
how the structure of breathing root.
Delime Binomial Nomenclature.
Deine mitosis and write about its drawbacks.
W e down the function of scierenchyma.
14. Epain Carbonic Acid Exchange theory.​

Answer 1

Breathing root:

Some mangrove plants like avicennia, Rhizopora, Bruguiera develop special kinds of roots for respiration because the soil becomes saturated with water and aeration is very poor. They have a number of breathing pores on pneumatophores for exchange of gases.

Binomial Nomenclature:

Each name has two components, a generic name and a specific epithet.This system of naming the organism is called Binomial Nomenclature.

Mitosis:

Mitosis occurs in shoot and root tips.The

number of chromosomes in the parent and the daughter cells remain the same so it is also called as equational division.

Sclerenchyma:

Dead cells.

Don't have protoplasm

Cell walls are lignified

Keeps plant body stiff and hard.