3371: Which of the following professional (s) are more likely to run the risk of a permanent change in their cell's DNA ?

I. Researchers using carbon-14 isotope
II. X-ray technician
III. Coal miner
IV. Dyer and Painter

Select the correct answer by using the codes given below :
(a) II alone
(b) I, II and III
(c) I, II and IV
(d) I, III and IV
3372: Who among the following Bhakti leaders used the medium of dance and songs (Kirtans) to make one feel the personal presence of god near him?

(a) Shankaradeva

(b) Chandidasa

(c) Jnanadeva

(d) Chaitanya Mahaprabhu
3373: Consider the following Bhakti Saints :

1. Dadu Dayal

2. Guru Nanak

3. Tyagaraja

Who among the above was/were preaching when the Lodi dynasty fell and Babur took over?

(a) 2 only
(b) 1 and 3
(c) 2 and 3
(d) 1 and 2
3374: P, Q, R and S are four men. P is the oldest but not the poorest. R is the richest but not the oldest. Q is older than S but not than P or R. P is richer than Q but not than S. The four men can be ordered (descending) in respect of age and richness, respectively, as

(A) PQRS, RPSQ
(B) PRQS, RSQP
(C) PRSQ, RSPQ
(D) PRQS, RSPQ
3375: Consider the following statements :

1. FLISA test is employed as the first and most basic test for an individual to detect cancer.

2. Almost 50% of human beings have Rh+ blood while the remaining have Rh- blood.

Which of the statements given above is/are correct ?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2