931: Water hyacinth is related to:

(a) Lemna

(b) Pistia

(c) Eichhornia

(d) None of these
932: Who is the first Indian to win the grand-master's title ?

(a) D. V. Prasad

(b) S. V. Natarajan

(c) Vishwanathan Anand

(d) Ravi Kumar
933: Assertion

Great Britain gave India her independence on August 15, 1947.

Reason :

Great Britain became weak after her involvement in World War II.

(a) both A and R are true but R is not the reason for A

(b) both A and R are true but R is the reason for A

(c) neither A nor R is correct

(d) A is correct but R is wrong
934: Galvanised iron sheets are protected from rusting due to the presence of a layer of

(a) lead

(b) chromium

(c) zinc

(d) tin
935: Consider the following pairs :

Terms sometimes seen in news ---------- Context /Topic

1. Belle II experiment ---------- Artificial Intelligence
2. Blockchain technology ---------- Digital/Cryptocurrency
3. CRISPR - Cas9 ---------- Particle Physics

Which of the pairs given above is/are correctly matched ?

(a) 1 and 3 only
(b) 2 only
(c) 2 and 3 only
(d) 1, 2 and 3