Geography Quiz, 28 December 2018

Which of the following can be threats to the biodiversity of a geographical area?
1. Global warming
2. Fragmentation of habitat
3.Invasion of alien species
4. Promotion of vegetarianism

Select the correct answer using the codes given below :

The Narmada river flows to the west, while most other large peninsular rivers flow to the east. Why?
1. It occupies a linear rift valley.
2. It flows between the Vindhyas and the Satpuras.
3. The land slopes to the west from Central India.

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When you travel in Himalayas, you will see the following :
1. Deep gorges
2. U-turn river courses
3. Parallel mountain ranges
4. Steep gradients causing land-sliding

Which of the above can be said to be the evidences for Himalayas being young fold mountains?

With reference to micro-irrigation, which of the following statements is/are correct?
1. Fertilizer/nutrient loss can be reduced
2. It is the only means of irrigation in dry land farming.
3. In some areas of farming, receding of ground water table can be checked.

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The Brahmaputra, Irrawady and Mekong rivers originate in Tibet and flow through narrow and parallel mountain ranges in their upper reaches. Of these rivers, Brahmaputra makes a “U” turn in its course to flow into India. This “U” turn is due to