Priya tried to match the hormones with their effect on the human body. She tabulated the pairs as follows:

Identify the correct pair of hormones.

1. P- Insulin, Q- Glucagon
2. P- Adrenaline, Q- Oxytocin
3. P- Glucagon, Q- Vasopressin
4. P- Vasopressin, Q- Adrenaline

While studying the stages in the evolution of man, a well-developed chin is observed in

1. Homo habilis
2. Homo erectus
3. Homo sapiens
4. Australopithecus

Assertion (A): We urinate more in summer.

Reason (R): Sweat glands are more active in summer.

1. A is True and R is False
2. A is False and R is True
3. Both A and R are True
4. Both A and R are False

Rahul inserted a hairpin into his right ear to remove ear wax. He felt a sudden sharp pain with loss of hearing. This was due to:

1. Rupture of eardrum
2. Rupture of vestibule
3. Rupture of cornea
4. Rupture of pinna