981: The alpha-particle carries two positive charges. Its mass is very nearly equal to that of
(a) two protons
(b) an atom of helium
(c) sum of masses of two positrons and two neutrons
(d) two positrons as each positron carries a single positive charge
982: Consider the following statements :
1. Kyoto Protocol came into force in the year 2005
2. Kyoto Protocol deals primarily with the depletion of the Ozone layer.
3. Methane as a greenhouse gas is more harmful than carbon dioxide
Which of the statements given above is/are correct?
(a) 1 Only
(b) 1 and 2
(c) 1 and 3
(d) 3 Only
983: Among the following , which one is not an ape
(a) Gibbon
(b) Langur
(c) Orangutan
(d) Gorilla
984: Rennin and lactase, the enzymes required to digest milk, disappear in the human body by the age of
(a) two
(b) three
(c) five
(d) eight
985: Match List I with List II and select the correct answer using the code given below the lists :
List I : List II
(Centre of Handicrafts : (State)
A. Mon : 1. Arunachal Pradesh
B. Nalbari : 2. Assam
C. Pasighat : 3. Meghalaya
D. Tura : 4. Nagaland
(A) 1 2 4 3
(B) 1 3 4 2
(C) 4 3 2 1
(D) 4 2 1 3