Which of the following statements regarding river meanders is/are correct?

1. It is a U-shaped bend in a river.

2. An extremely tight meander is called a gooseneck; it is likely to become a cutoff, or oxbow lake, after a flood.

3. Tectonic uplift can cause a river to continue downcutting along its meandering course, producing incised or entrenched meanders.

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Which greenhouse gas has the maximum average residence time in the atmosphere?

What does BW stand for as per the Koeppen climate classification?

Which organisation publishes worldwide list of endangered species?

On which among the following is National Waterway No. 2 situated?

What is culturable wasteland?

Which of the following statements is/are correct?

1. Angular velocity for all locations on the Earth's surface is the same while linear velocity varies.

2. Linear velocity is maximum at the equator and minimum at the poles.

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Which one among the following is countries is not part of the Arabian peninsula?

Which of the following statements regarding ice-cap climate is/are correct?

1. In the Köppen climate classification, the ice-cap climate is signified by the letters EF.

2. It is the Earth's most severe climate, where the mean monthly temperature is never above 0 degrees Celsius.

3. This climate is found in the Pir Panjal and the Great Himalayas.

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Which one of the following biosphere reserves is spread over three States in India?

Which one of the following pairs is not correctly matched?

Identify the type of drainage pattern based on the given characteristics:

1. It represents the most common pattern of streams and their tributaries.

2. It occurs in areas of uniform rock type and regular slope.

3. A map, or aerial photograph, shows a pattern like the veins on a leaf—smaller streams join the main stream at an acute angle.

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