Home
Class 12
BIOLOGY
Waterlogging and soil salinity are some ...

Waterlogging and soil salinity are some of the problems that have come in

A

Soil erosion

B

White revolution

C

Green revolution

D

Blue revolution.

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

Fragmentation, leaching and catabolism are some of the important steps of decomposition. Study the following statements I , ii and iii regarding these and select the correct option. (i) Detritivores (e.g., earthworm) breakdown detritus into smaller particles. (ii) Water soluble inorganic nutrients go down into soil horizon and get precipitated as unavailable salts. (iii) Decomposers (e.g., bacteria and fungi) secrete digestive enzymes and degrade detritus into simpler inorganic substances.

Read the given statements and select the correct option. Statement 1 : Irrigation without proper drainage of water leads to waterlogging in the soil. Statement 2 : Waterlogging draws salts to the soil surface, which are deposited as a thin crust on the land surface or start collecting at the roots of the plants.

A six faced fair dice is thrown until 2 comes, then the probability that 2 comes in even number of trials is (dice having six faces numbered 1,2,3,4,5 and 6 )

Name some physical quantities that have same dimension.

Most herbivores have a problem

When a Coolidge tube is operated for some time it becomes hot. Where does the heat come from?

Why do some people have curly hair.

A letter is known to have come either from LONDON or CLIFTON. On the envelope just two consecutive letters ON are visible. What is the probability that the letter has come from (i) LONDON (ii) CLIFTON?

Two objects of masses 2 kg and 4 kg are moving with the same momentum of 20 kg ms (a) Will they have some kinetic energy! (b) Will they have same speed?

Mr. Verma (50kg) and Mr. Mathur (60kg) are sitting at the two extremes of a 4 m long boat (40 kg) standing still in water. To discuss a mechanics problem, they come to the middle of the boat. Neglecting frictioin with water how far does the boat move on the water during the process?