Option “2” is correct. The Indira Gandhi Canal is the longest canal in India and one of the largest irrigation project in the world. Indira Gandhi Canal is 649 km long and consists of Rajasthan feeder canal and Rajasthan main canal and runs through 167 km in Punjab and Haryana and remaining 492 km in Rajasthan.
142. Even after sunset, the air near the Earth’s surface continue to receive heat due to:
Option “2” is correct. Even after sunset, the air near the Earth’s surface continue to receive heat due to Terrestrial Radiation.
143. The tides in the sea are primarily due to-
1. The atmospheric effect of the Earth
2. The gravitational effect of Venus on the Earth
3. The gravitational effect of the mars on the Earth
4. The gravitational effect of the Moon on the Earth
Option “4” is correct. The tides in the sea are primarily due to the gravitational effect of the Moon on the Earth.
144. What process takes place during the youthful stage of a river?
1. Valley widening
2. River rejuvenating
3. Valley deepening
4. Meandering
Option “3” is correct. A valley formed by flowing water, is usually V-shaped. The exact shape will depend on the characteristics of the stream flowing through it.
145. The region which is a water divide between the Ganga and Indus river systems is____________.
Option “4” is correct. Ambala separates the Ganges river network from the Indus river network and is surrounded by two rivers.
146. The outer most layer of Sun is known as __________.
1. Chromosphere
2. Photosphere
3. Radioactive zone
4. Corona
Option “4” is correct. The corona is the outermost part of the sun’s atmosphere. The corona is usually hidden by the bright light of the sun’s surface.
147. One of the common forms of representing remote sensing data as information is in the form of-
1. Thematic Maps
2. Political maps
3. Distribution maps
4. Land use maps
Option “1” is correct. One of the common forms of representing remote sensing data as information is in the form of thematic maps.
148. Bhakra Nangal Project is constructed across which river?
1. Ganga
2. Sutlej
3. Cauvery
4. Brahmaputra
Option “2” is correct. Bhakra Dam is a concrete gravity dam across the Sutlej River and is near the border between Punjab and Himachal Pradesh in northern India.
149. The Daily Weather Map of India is prepared and printed at ___________
1. Kolkata
2. Mumbai
3. New Delhi
4. Pune
Option “4” is correct. The Daily Weather Map of India is prepared and printed at Pune.
150. The first protocol to ban the emissions of choloroflurocarbons in the atmosphere was made in-
1. Montreal
2. Osaka
3. Geneva
4. Florida
Option “1” is correct. The Montreal Protocol is an international treaty on Substances that Deplete the Ozone. Monetreal protocol gradually eliminate the production and consumption of ozone depleting substances to limit their damage to the earth’s ozone layer. Chlorofluro carbon is one of the Ozone depleting substance.
