HSSC PGT GEOGRAPHY EXAM,13.11.2016 (Shift-I)

61. Which of following is the reason for the global warming and ozone layer depletion.

(1) Nitrogen dioxide
(2) CFCs
(3) Ammonia
(4) All of the above

Correct Answer: (2) CFCs

Solution:Chlorofluoro carbon affects heavily the ozone layer present in the environment.

62. Which of the following can reduce risk of flood?

(1) To control new developed boards and houses.
(2) Dam, ghat, river valley blocking.
(3) Education programme related to flood.
(4) All of the above

Correct Answer: (4) All of the above

Solution:All of the above reasons can reduce flood.

63. Leaf of plant of tropical dry climate is?

(1) Large and Thin
(2) Small and Thin
(3) Large and Thick
(4) Small and Thick

Correct Answer: (4) Small and Thick

Solution:Tropical dry climate plants are thick and small example - vegetations found in Rajasthan.

64. What is true about carbon crediting?

(1) Carbon crediting is supported by Kyoto protocol
(2) Carbon crediting is given to those countries that have reduced green house gases from there.
(3) It is to stop the carbon dioxide emmission.
(4) It is negotiated at a price determined by the UNEP.

Correct Answer: (4) It is negotiated at a price determined by the UNEP.

Solution:Carbon credit is the permit which allow a country or organisation to produce a certain amount of carbon emission and that can be traded.

65. Practice of growing two or more crops in the same piece of land

(1) Multiple crop
(2) Mixed farming
(3) Intercropping
(4) fanning

Correct Answer: (1) Multiple crop

Solution:In agriculture multiple cropping is the practice of growing two or more crops in the same plece of land.

66. Production of economically useful crops of desired, variety.

(1) Vernalization
(2) Matution
(3) Natural selection
(4) Hybridization

Correct Answer: (4) Hybridization

Solution:Hybridization is one such mock (crop production) in which economically useful crops of desired varieties are produced it involves biotechnology.

67. Jhoom cultivation practice is done in

(1) Manipur
(2) Madhya Pradesh
(3) Punjab
(4) Haryana

Correct Answer: (1) Manipur

Solution:Jhoom farming is an agricultural method practicised by the tribals of north east India. At first forest are cut then agricultural work is done, then after crop residues are burnt and land is left vacant for a few years.

68. Early emerging leaves grow rapidly why

(1) Increase in cells by cell division
(2) Undeveloped growth of plant
(3) Fastening of photosynthesis
(4) Less pressure of external environemnt

Correct Answer: (1) Increase in cells by cell division

Solution:Cell division is the process by which systematic development occurs.

69. What minimum temperature is required for apple production

(1) 10°C
(2) 4.5-5.5°C
(3) 8°-10°C
(4) 2°-3°C

Correct Answer: (3) 8°-10°C

Solution:Apple (Malus) is grown in cold weather areas, it need 8° to 10°C temperature.

70. Which is commercial crop?

(1) Cotton
(2) Barley
(3) Sorghum
(4) Rice

Correct Answer: (1) Cotton

Solution:Cotton is a major rain fed commercial crop which requires average temperature of 20-25°C and 40 days with out cold weather, it is cultivated mainly in black soil, it is most important crop grown in Karnatka.