Observe the figure and state whether ray `PM` bisects `/_QPR` or not. Support your answer with a reason.

Can plants survive in salt water? Give reason in support of your answer.

State whether the Roman number CXVVI is valid or not? Give reasons for your answer.

Why is it not possible to use solar cells to meet our energy needs? State three reason to support to your answer.

Whether the following is statement or not ? Give reason for your answer : Where is your bag ?