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Agricultural Geography - General Knowledge Multiple Choice Questions and Answers | Page-3

Questions
11 Which one of the following is cultivated by transplanting seedlings ?
A Onion
B Soyabean
C Sorghum
D Maize

Answer: Option [A]

The correct answer is Onion. Onions can be grown from seeds, seedlings and bulblets. Proper nursery management and transplanting are important operations in the onion crop. About 0.05 hectare nursery bed area is enough for getting seedlings to transplant in one hectare.

12 Salinization occurs when the irrigation water accumulation in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigation land ?
A It raises the water table
B It greatly increase the crop production
C It makes some soils impermeable
D It fills the air spaces in the soil with water

Answer: Option [C]

The correct answer is it makes some soils impermeable. Salinization on the irrigated land makes some soils impermeable. Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. It makes some soils impermeable which is the effect of salinization on the irrigated land.

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13 Which one of the following sets of conditions is necessary for good crop of wheat ?
A Low temperature and low rainfall
B High temperature and moderate rainfall
C High temperature and heavy rainfall
D Moderate temperature and moderate rainfall

Answer: Option [D]

The correct answer is Moderate temperature and moderate rainfall. Wheat is a temperate region crop thus requires moderate temperature and rainfall both. Temperature should not exceed above 20°C and rainfall should be between 50-100 cm along with a first free growing season.

14 Consider the following crops in India:
I. Cowpea
II. Green gram
III. Pigeon pea

Which of the above is/are used as pulse, fodder and green manure?

A I and II only
B II only
C I and III only
D I, II and III

Answer: Option [D]

The correct answer is I, II and III. Green manure crops or legumes like cowpea, horse gram and green gram improves precipitation-use efficiency during off -season. Cow Pea is Lobia. Lobia as a green manure puts in nitrogen, builds organic matter, smothers weeds and controls nematodes. Pieon Pea (Tur/ Arhar) is also extensively used as geen manure. Pulse and Fodder are all of them.

15 Consider the following statement
I. India ranks first in the world in fruit production
II. India ranks second in the world in export of tobacco

Which of these statements is/are correct ?

A Only I
B Only II
C Both I and II
D Neither I and II

Answer: Option [D]

The correct answer is Neither I and II.

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