Tag: biodiversity and need of classification

Questions Related to biodiversity and need of classification

The albedo of the earth's surface is only about 4%, yet the combined albedo of the earth and the atmosphere is about 30%. Which set of conditions below best explains why this is so?

  1. High albedo of clouds, low albedo of water

  2. High albedo of clouds, high albedo of water

  3. Low albedo of clouds, low albedo of water

  4. Low albedo of clouds, high albedo of water


Correct Option: A

India is one of the select mega biodiversity countries of the world. In this context, approximately what fraction of the recorded species of the world, India accounts for ____________ ?

  1. 2-3%

  2. 7-8%

  3. 11-12%

  4. 15-16%


Correct Option: B

Which of the following is wrongly matched?

  1. Temperate zone - $20^{\circ}\, -\, 40^{\circ}$ latitude

  2. Hypolimnion -Thermal stratifications in lakes

  3. Ozone layer - Stratosphere

  4. Profundal zone - Dark zone


Correct Option: A
Explanation:

The north temperate climate extends from the 'Tropic of Cancer' (approximately 23.5 north latitude) to the arctic circle (approximately 66.5 north latitude). The south temperate zone extends from the tropic of capricorn (approximately 23.5 south latitude) to the antarctic circle (at approximately 66.5 south latitude).