Mohit was playing football in the school playground with his friends. All of a sudden, he fell badly on the ground. His right hand was most likely fractured. What first-aid should be given to him?

1. Mohit should be laid down on the ground and the fractured part should be moved continuously.
2. Tie a sling to rest the arm on it.
3. Apply some alkali, like baking soda on the fractured part.
4. Apply hot water bag around the fractured part

Assertion (A): Infectious diseases are caused due to the entry of pathogens in the body.

Reason (R): Pathogens are usually microorganisms which can easily spread through air, water and food; and get transmitted from an infected person to a healthy person.

1. Both A and R are true.
2. Both A and R are false.
3. A is true and R is false.
4. A is false and R is true.

Assertion (A): 'HIV' is a kind of fungal disease which is usually transmitted through sexual contact or blood transfusion.

Reason (R): The fungus grows and develops in the reproductive organs of humans and get transmitted easily during sexual contact.

1. Both A and R are true.
2. Both A and R are false.
3. A is true and R is false.
4. A is false and R is true.

Assertion (A): Garbage should never be kept in covered bins.

Reason: Covered bins provide suitable conditions for the growth and development of germs as well as serve as breeding places for many vectors.

1. Both A and R are true.
2. Both A and R are false.
3. A is true and R is false.
4. A is false and R is true.