1026: Alpha-keratin is a protein present in
(a) blood
(b) skin
(c) wool
(d) eggs
1027: Mixed cropping is useful when:
(a) Crops with varying maturity periods are sown together
(b) Crops with same maturity period are sown together
(c) Different soils are used for the same crops
(d) Crops with different nutritional requirements are grown
1028: In the FIFA World Cup Football event in the year 2002, the number of goals scored by Ronaldo of Brazil was
(a) 6
(b) 7
(c) 8
(d) 9
1029: If A = x2 - y2. B = 20 and x + y = 10, then
(a) A is greater than B
(b) B is greater than A
(c) A is equal to B
(d) It is not possible to compare A and B as the data provided is inadequate
1030: Consider the following pairs:
Tributary River : Main River
1. Chambal : Narmada
2. Sone : Yamuna
3. Manas : Brahmaputra
Which of the pairs given above is/are correctly matched?
(a) 1 and 2 only
(b) 3 only
(c) 2 and 3 only
(d) 1, 2 and 3