Consider the following:

1. Nainital – Tectonic Wetland
2. Lok Tak Lake – Oxbow Wetland
3. Lonar Lake – Crater Wetland
4. Chilka Lake – Lagoon Wetland

Which among the above is/ are correct matches?

Consider the following statements about igneous rocks:

1. Fossils are found only in extrusive igneous rocks
2. Gabbro is a coarse-grained intrusive igneous rock 

  Which of the above statements is/are correct?

Vishnu, which in later Hindu mythology has become a name of the Supreme Preserver of all beings, was originally name of which among the following gods in early Vedic age?

Consider the following differences between cyanobacteria and bacteria:

1. While cyanobacteria possess chlorophyll, most bacteria do not contain chlorophyll
2. Both cyanobacteria and bacteria possess the ability to fix nitrogen

Which of the above statements is/are correct?

The term “Quasi-quadrennial oscillation” that was recently in news is associated to which of the following planets?