1496: After hatching by the hen, the young chicks come out of eggs within:
(a) One week
(b) Two weeks
(c) Three weeks
(d) Four weeks
1497: Which one of the following types of micro-organisms is most widely used in industries ?
(a) Bacteria
(b) Bacteria and fungi
(c) Bacteria and algae
(d) Bacteria, micro-algae and fungi
1498: Which is not the Indo-Aryan language ?
(a) Gujarati
(b) Tamil
(c) Oriya
(d) Marathi
1499: In eye donation, which one of the following parts of donor's eye is utilised ?
(a) Iris
(b) Lens
(c) Cornea
(d) Retina
1500: Assertion (A) :
The origin of feudal system in ancient India can be traced to military campaigns.
Reason (R) :
There was considerable expansion of the feudal system during the Gupta period.
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true