The Soil System: Classification, Natural Vegetation and Mineral Resources in India - MCQs with answers - Part IV

The Soil System: Classification, Natural Vegetation and Mineral Resources in India - MCQs with answers - Part IV

1. Consider the following statements. Identify the right ones.

I. Soil conservation is a methodology to maintain soil fertility, prevent soil erosion and exhaustion, and improve the degraded condition of the soil.

II. It is essentially aggravated by faulty practices.

a. I only
b. II only
c. Both
d. None

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2. Which are not the remedial measures to reduce soil erosion?

a. Contour Bunding
b. Contour Terracing
c. Irrigation
d. Mixed Farming

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3. Which one of the following is the most productive and most widespread soil in India?

a. Black Soil
b. Laterite Soil
c. Alluvial Soil
d. Peaty Soil

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4. Consider the following statements. Identify the right ones.

I. A mineral is a natural substance of organic or inorganic origin with definite chemical and physical properties.

II. On the basis of chemical and physical properties, minerals may be grouped under two main categories of metallic and non-metallic

a. I only
b. II only
c. Both
d. None

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5. Consider the following statements:

Assertion (A): All minerals are exhaustible over time.

Reason(R): Minerals take long to develop geologically and they cannot be replenished immediately at the time of need.

Select the correct answer from the codes given below:

a. Both A and R is true but R is not the correct explanation of A.
b. Both A and R is true and R is the correct explanation of A.
c. A is true, but R is false.
d. A is false, but R is true.

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6. Which one of the following minerals is known as brown diamond?

a. Iron
b. Manganese
c. Lignite
d. Mica

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7. Consider the following statements. Identify the right ones.

I. India has the largest reserve of iron ore in Asia.

II. The two main types of ore found in the country are haematite and magnetite.

a. I only
b. II only
c. Both
d. None

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8. Consider the following statements. Identify the right ones.

I. Manganese is an important raw material for smelting of iron ore.

II. Odisha is the leading producer of Manganese.

a. I only
b. II only
c. Both
d. None

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9. Consider the following statements. Identify the right ones.

I. Bauxite is the ore which is used in manufacturing of aluminium.

II. It is found mainly in tertiary deposits.

III. Kalahandi and Sambalpur districts of Odisha are the leading producers of Bauxite.

a. I and II only
b. II and III only
c. I and III only
d. I,II and III only

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10. Consider the following statements. Identify the right ones.

I. Copper is an indispensable metal in the electrical industry for making wires, electric motors, transformers and generators.
II. It is alloyable, malleable and ductile.

a. I only
b. II only
c. Both
d. None

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