4021: Consider the following :
1. Rice fields
2.Coal mining
3. Domestic animals
4.Coal mining Wetlands
Which of the above are sources of methane, a major greenhouse gas?
(a) 1 and 4 only
(b) 1, 2 and 3 only
(c) 2 and 3 only
(d) 1, 2, 3 and 4
4022: The acidification of oceans is increasing. Why is this phenomenon a cause of concern?
1. The growth and survival of calcareous phytoplankton will be adversely affected.
2. The growth and survival of coral reefs will be adversely affected.
3. The survival of some animals that have phytoplanktonic larvae will be adversely affected.
4. The cloud seeding and formation of clouds will be adversely affected.
Which of the statements given above is /are correct?
(a) 1, 2 and 3 only
(b) 2 only
(c) 1 and 3 only
(d) 1, 2, 3 and 4
4023: With reference to Indian economy, consider the following
1. Bank rate
2. Open market operations
3. Public debt
4. Public revenue
Which of the above is/are component/ components of Monetary Policy?
(a) 1 only
(b) 2, 3 and 4
(c) 1 and 2
(d) 1, 3 and 4
4024: Match List-I with List-II and select the correct answer using the code given below the lists:
List-I (Eminent Person) List-II(Known as)
A. Bhanu Bharti 1. Music composer
B. Mike Pandey 2. Poet and Literateur
C. Mohd. Zahur Khayyam 3. Theatre director
D. Vinda Karandikar 4. Wildlife film maker
(A) 1 4 3 2
(B) 1 2 3 4
(C) 3 2 1 4
(D) 3 4 1 2
4025: Which of the following have coral reefs?
1. Andaman and Nicobar Islands
2. Gulf of Kachchh
3. Gulf of Mannar
4. Sunderbans
Select the correct answer using the code given below.
(a) 1, 2 and 3 only
(b) 2 and 4 only
(c) 1 and 3 only
(d) 1, 2, 3 and 4