201: In India, the problem of soil erosion is associated with which of the following?
1. Terrace cultivation
2. Deforestation
3. Tropical Climate
Select the correct answer using the code given below
(a) 1 and 2 only
(b) 2 only
(c) 1 and 3 only
(d) 1, 2 and 3
202: George W. Bush, the President of America, comes from which of the following American States?
(a) California
(b) Texas
(c) Virginia
(d) Indiana
203: Why is it advisable not to draw current for many appliances from a single point?
(a) Current will decrease
(b) Current will increase
(c) Current and voltage both will increase
(d) Voltage will decrease whereas current will increase
204: Which one of the following plants can fix nitrogen from air?
(a) Rice
(b) Wheat
(c) Pea
(d) Maize
205: Indonesian forest fire in 1997 was caused by
(a) greenhouse effect
(b) depletion of ozone layer
(c) El Nino effect
(d) None of the above