DAY – 2: Insights Self Study Guide for Prelims + Mains – 2015

With reference to lithosphere, consider the following statements:

1. The lithosphere is the most rigid of Earth’s layers
2. The lithosphere is the coolest of Earth’s layers
3. The biosphere and hydrosphere are integral parts of lithosphere

Which of the above statements is/are INCORRECT?

In which of the following types of rocks, fossils of plants, animals and other microorganisms are usually found?

With reference to earthquakes, consider the following statements

1. The place in the crust where the movement starts is called the focus
2. The place on the surface above the focus is called the hypocenter
3. Some earthquakes are caused by human activities too

Which of the above statements is/are correct?

Consider the following statements

1. Meteorites burn up in the stratosphere on entering from the space
2. In stratosphere, temperature decreases as altitude increases
3. Ozone is formed in the upper troposphere

Which of the above statements is/are correct?

Mink is an alert, semiaquatic, carnivorous mammal. In which of the following forest types does one usually find them?

Which of the following places is not a seaport?

A variety of dolphin locally called Susu (also called blind dolphin) is found in which of the following rivers?

Merinos, which are economically prized assets in parts of USA and Australia, are species of?

Consider the following statements

1. Polar bears have to move slowly and rest often to avoid overheating
2. Polar bears have white furs to protect themselves from predators
3. The number of Polar bears is more in Arctic region compared to Antarctic region where they are fewer

Which of the above statements is/are correct?

With reference to Humus, consider the following statements

1. The decomposed organic litter is called as humus
2. Humus can be produced through composting
3. Humus is rich in nitrogen

Which of the above statements is/are correct?