4551: Which one of the following is NOT a principle of Panch-sheel ?
(a) Non-alignment
(b) Peaceful Co-existence
(c) Mutual respect for each other's territorial integrity and sovereignty
(d) Mutual non-interference in each other's internal affairs
4552: Consider the following:
Carbon monoxide
Methane
Ozone
Sulphur dioxide
Which of the above are released into atmosphere due to the burning of crop/biomass residue?
(a) 1 and 2 only
(b) 2, 3 and 4 only
(c) 1 and 4 only
(d) 1, 2, 3 and 4
4553: How many times are an hour hand and a minute hand of a clock at right angles during their motion from 1.00 p.m. to 10.00 p.m.?
(A) 10
(B) 18
(C) 20
(D) 9
4554: Examine the following statements:
1. All colours are pleasant.
2. Some colours are pleasant.
3. No colour is pleasant.
4. Some colours are not pleasant.
Given that the statement 4 is true, what can be definitely concluded ?
(A) 1 and 2 are true
(B) 1 is false
(C) 2 is false
(D) 3 is true
4555: Variations in the length of daytime and night time from season to season are due to
(a) the earth's rotation on its axis
(b) the earth's revolution round the sun in an elliptical manner
(c) latitudinal position of the place
(d) revolution of the earth on a tilted axis