Which one among the following statements regarding heart sound is correct?

With regard to animal breeding, which one among the following is not correct?

A man was trapped in a room of a building which was up in flames. Fire-fighters had to break window panes which were filled in smoke to take him out. Once the injured person is out, he should be observed/treated for

Which of the following statements is/are correct?

1. Cyclone is a low pressure system.
2. The wind movement is clockwise in the cyclone of northern hemisphere.

Select the correct answer using the code given below :

The intensity of insolation depends on

Match List 1 with List 2 and select the correct answer using the code given below the lists :