Home
Class 12
BIOLOGY
A: Stratification helps in accommodation...

A: Stratification helps in accommodation of a large number and types of plants in the same area.
R: It is the occurrence of horizontal zonation in the ecosystem.

A

If both Assertion &Reason are true and the reason is the corect explanation of the assertion , then mark (1)

B

If both Assertion & Reason are true but the reason, is not the correct explanation of the assertion , then mark (2)

C

If Assertion is true statement but Reason is false , them mark (3).

D

If both Asseration and Reason are false statements , then mark (4).

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ECOSYSTEM

    AAKASH INSTITUTE|Exercise Assignment (Section C)|65 Videos

  • DIGESTION AND ABSORPTION

    AAKASH INSTITUTE|Exercise Assignment (SECTION-D Assertion - Reason Type Questions )|10 Videos

  • ENVIRONMENTAL ISSUES

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION D|15 Videos

Similar Questions

Explore conceptually related problems

Occurrence of more than one type of leaves on the same plant is

Assertion : When a large number of plants are grown at the same place for food, it is called a crop. Reason : Wheat is the most important cereal crop in the world, followed by rice and maize.

A : XO type sex determination is found in large number of insects. R : XO type sex determination is found in large number of insects.

I. The Prime Minister has visited the drought-affected areas and promised government assistance to help the farmers. II. A large number of farmers in the drought-affected areas have been suffering due to drought situation and are unable to feed their family.

In this section each item consists of six sentences of a passage. The first and sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labelled P, Q, R and S. You are required to find the proper sequence of the four sentences S1: Systematic and ceaseless efforts are being made to tap scientifically the abundant solar energy available in the country. S6 :Installation of solar thermal systems and devices has helped to save or generate energy to the extent of 350 kWh per annum. P: These include cooking, water heating, water desalination, space heating, etc. Q : A large number of applications in the area have already become commercial. R : Efforts are also afoot to develop economically viable solar collectors for high temperature applications. S : A simple and common mode in solar energy utilization is solar thermal conversion. The proper sequence should be.

There are 437 fruit plants in an orchard planted in rows. The distance between any two adjacent rows is 2 m and the distance between any two adjacent plants is 2 m. Each row has the same number of plants.* There is 1 m clearance on all sides of the orchard. What is the cost of fencing the area at the rate of Rs. 100 per metre ?