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Question (21)

QN0037441

A farmer has 100 hectares of land. He cultivates 70 hectares once and 20 hectares twice during the agricultural year. What is the gross cropped area?

(A) 70 hectares
(B) 90 hectares
(C) 110 hectares
(D) 120 hectares

Correct Answer: C

Explanation:

Net sown area = 70 + 20 = 90 hectares. The 20 hectares cultivated twice contribute an additional 20 hectares. Gross cropped area = 90 + 20 = 110 hectares.

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Question (22)

QN0037442

A village has 80 hectares of land. Crops are sown on 60 hectares, but 15 hectares of this are sown twice. What is the gross cropped area?

(A) 60 hectares
(B) 65 hectares
(C) 75 hectares
(D) 80 hectares

Correct Answer: C

Explanation:

Gross cropped area = net sown area + area sown more than once = 60 + 15 = 75 hectares.

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Question (23)

QN0037443

Which pair contains one physical factor and one human factor determining land-use patterns?

(A) Topography and population density
(B) Climate and soil type
(C) Technology and culture
(D) Population density and technological capability

Correct Answer: A

Explanation:

Topography is a physical factor, while population density is a human factor affecting land use.

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Question (24)

QN0037444

Land-use data are available for only 93% of India's total geographical area. If India's geographical area is 3.28 million sq km, approximately how much area is represented by available land-use data?

(A) 2.45 million sq km
(B) 2.82 million sq km
(C) 3.05 million sq km
(D) 3.28 million sq km

Correct Answer: C

Explanation:

Available area = 3.28 × 93/100 = 3.0504 million sq km, approximately 3.05 million sq km.

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Question (25)

QN0037445

If a state has 2,00,000 hectares of geographical area and 85% is net sown area, the net sown area would be:

(A) 17,000 ha
(B) 30,000 ha
(C) 1,50,000 ha
(D) 1,70,000 ha

Correct Answer: D

Explanation:

Net sown area = 85% of 2,00,000 = 1,70,000 hectares.

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Question (26)

QN0037446

Punjab and Haryana have more than 80% of their total area under net sown area, whereas some north-eastern and island regions have less than 10%. Which factor can best explain such differences?

(A) Identical relief and climate
(B) Differences in physical and human conditions
(C) Equal population densities
(D) Uniform technological capability

Correct Answer: B

Explanation:

Land use is influenced by topography, climate, soil, population density, technology, culture and traditions.

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Question (27)

QN0037447

The desired forest cover mentioned in the chapter according to the National Forest Policy, 1952, is approximately:

(A) 20%
(B) 25%
(C) 33%
(D) 50%

Correct Answer: C

Explanation:

The National Forest Policy of 1952 outlined 33% of geographical area as the desired forest cover.

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Question (28)

QN0037448

A district experiences continuous cultivation without proper conservation measures. Over time, its soil quality declines. This is an example of:

(A) Resource planning
(B) Land degradation
(C) Resource enrichment
(D) Land classification

Correct Answer: B

Explanation:

Continuous use of land without appropriate conservation and management measures results in land degradation.

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Question (29)

QN0037449

Which combination contains only human activities identified as causes of land degradation?

(A) Wind, glacier and rainfall
(B) Deforestation, overgrazing and mining
(C) Rivers, glaciers and temperature
(D) Soil formation, decomposition and rainfall

Correct Answer: B

Explanation:

Deforestation, overgrazing, mining and quarrying are major human causes of land degradation.

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Question (30)

QN0037450

In Punjab, Haryana and western Uttar Pradesh, excessive irrigation can cause land degradation mainly through:

(A) Wind erosion
(B) Waterlogging followed by salinity and alkalinity
(C) Loss of forest cover
(D) Formation of sand dunes

Correct Answer: B

Explanation:

Over-irrigation causes waterlogging, which leads to increased salinity and alkalinity in the soil.

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Question (21)

A farmer has 100 hectares of land. He cultivates 70 hectares once and 20 hectares twice during the agricultural year. What is the gross cropped area?

Explanation:

Link:

Question (22)

A village has 80 hectares of land. Crops are sown on 60 hectares, but 15 hectares of this are sown twice. What is the gross cropped area?

Explanation:

Link:

Question (23)

Which pair contains one physical factor and one human factor determining land-use patterns?

Explanation:

Link:

Question (24)

Land-use data are available for only 93% of India's total geographical area. If India's geographical area is 3.28 million sq km, approximately how much area is represented by available land-use data?

Explanation:

Link:

Question (25)

If a state has 2,00,000 hectares of geographical area and 85% is net sown area, the net sown area would be:

Explanation:

Link:

Question (26)

Punjab and Haryana have more than 80% of their total area under net sown area, whereas some north-eastern and island regions have less than 10%. Which factor can best explain such differences?

Explanation:

Link:

Question (27)

The desired forest cover mentioned in the chapter according to the National Forest Policy, 1952, is approximately:

Explanation:

Link:

Question (28)

A district experiences continuous cultivation without proper conservation measures. Over time, its soil quality declines. This is an example of:

Explanation:

Link:

Question (29)

Which combination contains only human activities identified as causes of land degradation?

Explanation:

Link:

Question (30)

In Punjab, Haryana and western Uttar Pradesh, excessive irrigation can cause land degradation mainly through:

Explanation:

Link:

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