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Question (31)

QN008764

Which of the following has the lowest albedo and therefore absorbs the most solar radiation?

(A) Fresh snow
(B) Ice sheet
(C) Ocean water
(D) Light-coloured soil

Correct Answer: C

Explanation:

Ocean water reflects less and absorbs more solar energy.

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Question (32)

QN008765

Anna Mani’s work was mainly related to:

(A) Ozone depletion studies
(B) Mapping solar insolation across India
(C) Ocean current measurement
(D) Glacier monitoring

Correct Answer: B

Explanation:

She prepared India’s first solar insolation atlas.

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Question (33)

QN008766

India receives abundant sunlight mainly because much of it lies in:

(A) Polar regions
(B) Temperate regions only
(C) Tropical and subtropical regions
(D) Arctic regions

Correct Answer: C

Explanation:

Tropical and subtropical locations receive high solar radiation.

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Question (34)

QN008767

A region receives solar radiation at a more slanting angle than another region. It will generally:

(A) Receive more concentrated heating
(B) Receive less concentrated heating
(C) Have identical heating
(D) Become hotter immediately

Correct Answer: B

Explanation:

Slanting rays spread energy over a larger area.

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Question (35)

QN008768

Which process directly links uneven heating of Earth to atmospheric circulation?

(A) Formation of fossils
(B) Development of pressure differences
(C) Nitrogen fixation
(D) Soil erosion

Correct Answer: B

Explanation:

Uneven heating creates high and low pressure regions.

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Question (36)

QN008769

A white-painted roof remains cooler in summer mainly because it:

(A) Generates less heat internally
(B) Has a higher albedo and reflects more sunlight
(C) Stops infrared radiation completely
(D) Increases greenhouse gases

Correct Answer: B

Explanation:

White surfaces reflect more solar radiation.

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Question (37)

QN008770

If the insolation reaching the surface doubles while area and time remain unchanged, the energy received will:

(A) Become half
(B) Remain unchanged
(C) Double
(D) Become four times

Correct Answer: C

Explanation:

Energy is directly proportional to insolation.

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Question (38)

QN008771

Which factor mentioned in the chapter contributes directly to unequal solar heating from place to place?

(A) Latitude
(B) Nitrogen fixation
(C) Biodiversity
(D) Decomposition

Correct Answer: A

Explanation:

Latitude determines the angle at which sunlight strikes Earth.

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Question (39)

QN008772

Why is the study of solar insolation important for India?

(A) It determines earthquake frequency
(B) It drives monsoon systems and solar energy potential
(C) It controls plate tectonics
(D) It causes volcanic eruptions

Correct Answer: B

Explanation:

Insolation influences climate, monsoons and solar power generation.

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Question (40)

QN008773

Uneven heating of the Earth is most directly responsible for the generation of:

(A) Biogeochemical cycles only
(B) Winds and ocean currents
(C) Earth’s magnetic field
(D) Ozone formation

Correct Answer: B

Explanation:

Temperature and pressure differences drive winds and ocean currents.

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Question (31)

Which of the following has the lowest albedo and therefore absorbs the most solar radiation?

Explanation:

Link:

Question (32)

Anna Mani’s work was mainly related to:

Explanation:

Link:

Question (33)

India receives abundant sunlight mainly because much of it lies in:

Explanation:

Link:

Question (34)

A region receives solar radiation at a more slanting angle than another region. It will generally:

Explanation:

Link:

Question (35)

Which process directly links uneven heating of Earth to atmospheric circulation?

Explanation:

Link:

Question (36)

A white-painted roof remains cooler in summer mainly because it:

Explanation:

Link:

Question (37)

If the insolation reaching the surface doubles while area and time remain unchanged, the energy received will:

Explanation:

Link:

Question (38)

Which factor mentioned in the chapter contributes directly to unequal solar heating from place to place?

Explanation:

Link:

Question (39)

Why is the study of solar insolation important for India?

Explanation:

Link:

Question (40)

Uneven heating of the Earth is most directly responsible for the generation of:

Explanation:

Link:

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