2666: Guinea pigs used in medical research are:

(a) Rodents

(b) Black swine

(c) Stocky and brown in colour

(d) Found in Asia only
2667: Which one of the following is the correct sequence of the given substances in the decreasing order of their densities ?

(a) Steel > Mercury > Gold
(b) Gold > Mercury > Steel
(c) Steel > Gold > Mercury
(d) Gold > Steel > Mercury
2668: Consider the following statements:

1. Clean Development Mechanism (CDM) in respect of carbon credits in one of the Kyoto Protocol Mechanisms.

2. Under the CDM, the projects handled pertain only to the Annex-I countries.

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
2669: Consider the following statements

1. Most of the world's coral reefs are in tropical waters.
2. More than one-third of the world's coral reefs are located in the territories of
Australia, Indonesia and Philippines.
3. Coral reefs host far more number of animal phyla than those hosted by tropical rainforests.

Which of the statements given above is/are correct ?

(a) 1 and 2 only
(b) 3 only
(c) 1and 3 only
(d) 1, 2 and 3
2670: Match List-I with List-II and select the correct answer using the codes given below the lists:

List-I (Person) List-II (Area)

A. K.P.Singh 1.Banking

B. Vikram Pandit 2.Fiction writing

C. Roopa Farooki 3. Retail business

D. Kishore Biyani 4. Real estate

(a) 3 1 2 4
(b) 4 1 2 3
(c) 4 2 3 1
(d) 3 2 1 4