EASY
Earn 100

Define apical meristem.

Important Questions on Tissues

MEDIUM
Air pollution is not caused by
MEDIUM
What is the pH range of acid rain?
MEDIUM

Represent the union of two sets by Venn diagram for each of the following.

X={x | x is a prime number between 80 and 100}

Y={y | y is an odd number between 90 and 100}

EASY
Which of the following pollutants are present in troposphere?
EASY
Which of the following reacts with haemoglobin of blood and causes toxic effect?
EASY
Read the following three statements (A-C) and select the option which includes all the correct ones only

i. During primary growth of plant-specific regions of the apical meristem produce dermal tissue, ground tissue, and vascular tissue.

ii. In plants, growth is restricted to specialized regions of active cell division

iii. Secondary meristems are also known as cylindrical meristems
EASY
Which of the following reacts with haemoglobin of blood and causes toxic effect?
EASY
Axillary bud and terminal bud are derived from the activity of _______
MEDIUM
Which of the following pollutants are present in troposphere?
MEDIUM
Increase in the length of the plant is caused by
EASY
The diameter of solid dust particle is
EASY
Air pollution is not caused by
EASY

On the basis of the given diagram, find out the correct option:-
Question Image

EASY
What is the pH range of acid rain?
HARD
Describe the structure and organisation of stem apex.
MEDIUM
Most hazardous metal pollutant of automobile exhaust is
EASY
Cotyledons are also called-
HARD
Differences between root apex and shoot apex.
MEDIUM
State the location and function of different types of meristems?
EASY
Most hazardous metal pollutant of automobile exhaust is