Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : Cotton is grown in alluvial soils. Reason (R) : Alluvial soils are very fertile.

Consider the following statements and state what is not true of the Alluvial Soils? (a) Alluvial soils are the most widely spread soils. (b) Alluvial soils as a whole are very fertile. (c) On the basis of their age they are classified into two - old: Bangar and new: khadar. (d) Khadar soils are more fertile than Bangar (e) Alluvial soils contain an adequate proportion of potash, phosphoric acid and lime (f) Alluvial soils are ideal for sugarcane, paddy, wheat and pulses.

A

(c)

B

(d)

C

(e)

D

None

In the question given below, there are two statements marked as Assertion (A) and Reason (R). Read both the statements carefully and choose the correct alternative from the following. Assertion (A): Cotton is grown in alluvial soils. Reason (R): Alluvial soils are very fertile.

A

Both A and R are true and R is the correct explanation of A.

B

Both A and R are true but R is not the correct explanation of A.

C

A is true but R is false.

D

A is false but R is true.

E

Both A and R are false.

An assertion and a reason are given below. Assertion: The phenomenon of nuclear fission generates great energy. Reason: The process in which a nucleus is broken into two parts is called nuclear fission. Choose the answer. A. Both Assertion and Reason are true and Reason is the correct explanation of Assertion. B. Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. C. Both Assertion and Reason are false. D. Assertion is true but Reason is false.

A

B

D

C

B

D

C

Consider the following statements about alluvial soils. 1. One of the most important and fertile soils of India they support the growth of a wide variety of crops such as rice, wheat, sugarcane, cotton, jute, potato and vegetables. 2. Alluvium are fine particles of rock materials carried in suspension and later deposited by the river in its bed and bank. 3. Alluvial soils are not formed by the deposition of silt by the rivers. Which of the statements given above is/are correct?

A

3 only

B

1 and 2 only

C

1 only

D

1, 2 and 3

Put in descending order of soils in terms of percentage area in India: I. Red soils II. Black soils III. Laterite soils IV. Alluvial soils

A

I, IV, II, III

B

IV, II, I, III

C

IV, I, II, III

D

I, III, IV, II

Put in descending order of area with the following soils in India: I. Red soils II. Black soils III. Laterite soils IV. Alluvial soils

A

I, IV, II, III

B

IV, II, I, III

C

IV, I, III, II

D

I, III, IV, II

Put in descending order of area with the following soils in India:
I. Red soils
II. Black soils
III. Laterite soils
IV. Alluvial soils

A

I, IV, II, III

B

IV, II, I, III

C

IV, I, III, II

D

I, III, IV, II

Indian textile industry is predominantly cotton based. Consider the following statements with reference to cotton. 1. Cotton is a Kharif Crop in the major parts of the country 2. In 1854, the first modern cotton mill was established in Surat. 3. The United States is the largest producer of cotton in the world. Which of the above is/are correct?

A

2 and 3 only

B

1, 2 and 3 only

C

1 and 2 only

D

1 only

Which of the following statements about alluvial soils (mainly found in Northern India) is/are correct? 1. It has been deposited mainly by the peninsular river system. 2. It cannot be found in drier states such as Rajasthan and Gujarat. 3. Alluvial soil with fine particles is generally more fertile than with coarser particles. 4. It is always alkaline in nature.

A

2 and 4

B

1, 2 and 3

C

3 only

D

2 and 3

Assertion (A): Road built on black cotton soils shows crack after sometime. Reason (R): Black cotton soils settle and this results in deformation.

A

Both A and R are true and R is not the correct explanation of A

B

Both A and R are true and R is the correct explanation of A

C

A is false but R is true

D

A is true but R is false

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : Cotton is grown in alluvial soils. Reason (R) : Alluvial soils are very fertile.

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