Recently, a study has detected a new ozone hole over the tropics. With reference to ozone, consider the following statements:

1. Most ozone resides in the troposphere in the atmosphere.
2. Surface level ozone is a harmful air pollutant.
3. Ozone prevents harmful ultraviolet radiations from reaching Earth’s surface, which can affect the foundation of marine food web.

Which of the statements given above are correct?

National Institutional Ranking Framework (NIRF) assesses Higher Educational Institutions on which of the following parameters?

1. Research and Professional Practice
2. Outreach and Inclusivity
3. Perception
4. Teaching, Learning and Resources

Select the correct answer using the codes given below:

Only four female Great Indian Bustards remain in Gujarat. Great Indian Bustard is the state bird of:

With reference to Sodium Ion batteries, consider the following statements:

1. The cathode for these batteries is manufactured from sodium.
2. Sodium is more abundantly present than lithium, thus making these batteries less expensive than their lithium-ion counterparts.
3. These are energy dense and can operate well in colder temperatures.

Which of the statements given above are correct?

The Election for President of India concluded recently. With reference to it, consider the following statements:

1. The value of votes of Members of Legislative Assemblies differs from state to state.
2. There has not been a single instance when the President of India got elected unopposed.
3. Electors are bound to vote along the party lines because of the presence of anti-defection law.

Which of the statements given above are correct?