2546: Gautam Buddha attained Nirvana at:
(a) Bodh Gaya
(b) Sarnath
(c) Kushi Nagar
(d) Lumbini
2547: Which of the following is a characteristic feature of the Indus Valley Civilisation ?
(a) Their chief deities were Mother Goddess and Shiva
(b) They worshipped bulls
(c) They had all amenities of a developed city life
(d) They did not know of iron
2548: For outstanding contribution to which one of the following filed is Shanti Swarup Bhatnagar Prize given?
(a) Science
(b) Social Service
(c) Performing Arts
(d) Literature
2549: Antigen is a substance which
(a) destroys harmful bacteria
(b) is used to treat poisoning
(c) lowers body-temperature
(d) stimulates formation of antibody
2550: Assertion (A):
A lock of Einstein's hair, if scientists could locate it and extract its DNA, could help in producing another Einstein, by cloning.
Reason (R):
The DNA extracted from the cell of an embryo at an early stage of development, can be transferred to individual eggs which in turn can be implanted into the uterus of a surrogate mother to give birth to an identical off spring.
In the context of the above two statements, which one of the following is correct ?
(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