If a person thinks he is infected with HIV, due to unprotected sex, and goes for a blood test. Do you think a test such as ELISA will help ? If so why ? If not , why ?

Why do you think some animals eat plastic?

Read the following passage and answer the questions that follow Rahini and her parents were waching a televison programme . An advertisement flashed on the screen which was promoting use of sanitary napkins . Rahini's parents suddenly changed the channel , but she objected to her parents and explained the need and importance of such advertisment . Do you think that Rahini's objection towards her parents was correct ? If so , why ?

Why do you think it is not possible to produce vaccine against ' common cold ' ?

My friend manisha received a marriage proposal from a boy living abroad . Before they met and finalised the wedding ,Manisha requested her parents to get the boy's blood test report . (i) Do you think blood test report is necessary for both boy & girl ? (ii ) DO you think , blood test report is not necessary for the boy living in india ?

The Tamil Nadu Government has banned the use of one-time use throw away plastics.Why do you think this is important?

Can you think of two particles which do not exert gravitational force on each other why? (AS_(2))

The mean value can be calculated from both ungrouped and grouped data. Which one do you think is more accurate? Why?

In a biology period, the teacher drew the heart of rabbit on the board and explained its structure and functions. After the class, your friend told you that he finds it difficult to understand the concept and felt he wanted a detailed explanation. Do you think using technologies like Visual Communication help students to understand the difficult concepts in a simple way?

Richa had a pet dog. She vaccinated him regularly. He suddenly bit a stranger. Do you think that the person could have got Rabies.