1851: Lichens is an association of two types of organisms. They are:

(a) Algae and fungi

(b) Algae and virus

(c) Fungi and virus

(d) Virus and bacteria
1852: Uplift of the backward classes was the main programme of the

(a) Prathana Samaj

(b) Satyashodhak Samaj

(c) Arya Samaj

(d) Ramakrishna Mission
1853: Consider the following figures :


Which one of the following conclusion can be drawn from these figures ?

(a) The areas of the three figures are all different
(b) The areas of all the three figures are equal
(c) The perimeters of the three figures are equal
(d) The perimeters of figures I and II are equal
1854: Consider the following Viceroys of India during the British rule:

1. Lord Curzon

2. Lord Chelmsford

3. Lord Hardinge

4. Lord lrwin

Which one of the following is the correct chronological order of their tenure?

(a) 1-3-2-4
(b) 2-4-1-3
(c) 1-4-2-3
(d) 2-3-1-4
1855: The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation?

1. There are no clouds or water vapour in the lower stratosphere.

2. There are no vertical winds in the lower stratosphere.

which of the statements given above is/are correct in this context?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2