Which of the following statements is correct?

Evaluate these statements regarding atmospheric layers:
1. Most weather phenomena occur in the stratosphere.
2. The ozone layer is primarily found in the troposphere.
Which of the above is/are correct?

What is the primary cause of convectional rainfall?

Which of the following is NOT typically considered a weather element?

In India, dryland farming is primarily practiced in regions with which of the following annual rainfall levels?

During winter months, dry continental winds from Central Asia primarily come in contact with trade winds over which of the following regions of India?

Which one of the following clouds is found at the highest level from the earth's surface?

Consider the following statements:
1. Richter scale is used to measure the intensity of hurricanes.
2. In a cyclone, air circulation is counter-clockwise in the Northern Hemisphere.
3. Tropical cyclones are most common in the South Atlantic Ocean.
4. How many of the statements given above are correct?

Given below are two statements:
Statement I: Ozone has a protective role in the stratosphere but a harmful effect in the environment.
Statement II: Dobson unit is used to monitor the ozone layer's thickness.
In the light of the above statements, choose the correct answer from the options given below: