3401: Which soil is best suited for paddy crop?
(a) Black soil
(b) Loamy soil
(c) Hard soil
(d) Red soil
3402: In the case of a Test-tube baby
(a) fertilization takes place inside the test-tube
(b) development of the baby taken place inside the test-tube
(c) fertilization takes place outside the mother's body
(d) unfertilized egg develops inside the test-tube
3403: Galvanising of sheet iron is done by dipping the sheet metal into molten
(a) Mercury
(b) Cadmium
(c) Lead
(d) Zinc
3404: In eye donation, which one of the following parts of donor's eye is utilised ?
(a) Iris
(b) Lens
(c) Cornea
(d) Retina
3405: Examine the following statements :
I. All members of Mohan's family are honest.
II. Some members of Mohan's family are not employed.
III. Some employed persons are not honest.
IV. Some honest persons are not employed.
Which of the following inferences can be drawn from the above statements ?
(a) All members of Mohan's family are employed
(b) The employed members of Mohan's family are honest
(c) The honest members of Mohan's family are not employed
(d) The employed members of Mohan's family are not honest