331. Pakistan largest district by area
(a) Chagi-
(b) Karachi
(c) Lahore
(d) Islaabad
332. Which one of the following is a landlocked country?
(a) Bulgaria
(b) Hungary
(c) Romania
(d) Ukraine-
333. Which crop is affected by the disease called blast?
(a) Rice-
(b) Wheat
(c) Sugarcane
(d) Bajra
334. Which of the following practices of cultivation can be referred to as crop rotation?
(a) Different crops in different seasons-
(b) Different crops in the same season
(c) The same crop in different seasons
(d) The same crop in different fields
335. Which of the following is used for silver coating of mirrors?
(a) Silver Nitrate-
(b) Zinc Nitrate
(c) Uranium Oxide
(d) Pitchblende
336. Which one of the following fertilizers contains a high percentage of nitrogen?
(a) Urea-
(b) Ammonium nitrate
(c) Ammonium sulphate
(d) Calcium nitrate
337. Which of the following is the correct group of Kharif Crops?
(a) Rice, Millet, Maize, Cotton-
(b) Jowar, Bajra, Rice, Cotton, Jute, Gram
(c) Groundnut, Bajra, Barley, Sorghum, Wheat
(d) Wheat, Barley, Gram, Mustard
338. Which country tops in the production of coconut in the world?
(a) Bangladesh
(b) Sri Lanka
(c) Philippines
(d) Indonesia-
339. Jute requires hot, moist climate with adequate amount of rain and rich soil. Which country in the world is leading in jut© production?
(a) Brazil
(b) India-
(c) Thailand
(d) Bangladesh
340. Cocoa is a tropical plant and requires heat and moisture. Which of the following countries is leading in cocoa production in the world?
(a) Brazil
(b) Nigeria
(c) Ghana
(d) Ivory Coast-
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