156: Which one of the following is the best description of the term 'ecosystem'?

(a) A community of organisms interacting with one another.
(b) That part of the Earth which is inhabited by living organisms.
(c) A community of organisms together with the environment in which they live
(d) The flora and fauna of a geographical area
157: Fresco paintings in the Ajanta Caves were done, while which of the following dynasties was flourishing?

(a) Guptas

(b) Sungas

(c) Kanvas

(d) Mauryas
158: Which one of the following touches the boundary of Iran?

(a) Aral Sea

(b) Lake Balkash

(c) Lake Baikal

(d) Caspian Sea
159: Match List I with List II and select the correct answer by using the codes given below the lists :

List I List II

I. Moplah revolt--------(A) Kerala
II. Pabna revolt-------- (B) Bihar
III. Eka Movement------(C) Bengal
IV. Birsa Munda revolt--(D) Awadh

Codes:

(a) I-A, II-C, III-D, IV-B
(b) I-B, II-C, III-D, IV-A
(c) I-A, II-B, III-C, IV-D
(d) I-C, II-D, III-A, IV-B
160: Which of the following is not related to the Gandhara School of Art?

(a) Ellora

(b) Ajanta

(c) Khajuraho

(d) Elephanta