Farhan’s classroom is very close to the compound wall of his school. He was observing two pigeons sitting on the wall. He could see one bird clearly, but the image of the second bird was blurred as the pigeon was a little away from the first.

(a) Name the defect of the eye Farhan is suffering from.

(b) Where is the image of the second pigeon formed in his eyeballs?

(c) What lens can be used to correct the defect?

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

The antiseptic present in tears:

1. Iodine
2. Hydrogen peroxide
3. Lysozyme
4. Lysosome

The ear ossicle that transports sound vibrations to the inner ear:

1. Stapes
2. Malleus
3. Incus
4. Cochlea