2246: Which one of the following rivers originates at Amarkantak ?

(a) Mahanadi
(b) Narmada
(c) Tapti
(d) Damodar
2247: Which of the following crops has the highest photosynthetic activity?

(a) Cotton

(b) Sugarcane

(c) Rice

(d) Wheat
2248: The yield versus fertilizer input is shown in the graph.

Consider the following statements based on this graph :

I. Yield rate is zero at B and C.
II. There is no yield with no fertilizer input.
III. The yield is minimum at D.
IV. The yield is neither minimum nor maximum at C.

Which of the above statements are correct ?

(a) I, II and IV
(b) III and IV
(c) II and III
(d) I, III and IV
2249: Which one of the following pairs is correctly matched ?

(a) Harappan Civilisation : Painted Grey Ware

(b) The Kushans : Gandhara School of Art

(c) The Mughals : Ajanta Paintings

(d) The Marathas : Pahari School of Painting
2250: As per the 1991 Census, the average size of households in terms of number of persons per household in respect of the given states follows the sequence (highest first, lowest last).

(a) Haryana, Uttar Pradesh, Kerala, Tamil Nadu
(b) Uttar Pradesh, West Bengal, Gujarat, Kerala
(c) Gujarat, Haryana, Uttar Pradesh, West Bengal
(d) Uttar Pradesh, West Bengal, Tamil Nadu, Kerala