1126: Arrange the following in the decreasing order of their carbon content:
I. Cast iron
II. Wrought iron
III. Steel
(a) I, II, III
(b) II, I, III
(c) III, II, I
(d) I, III, II
1127: Living organisms require at least 27 elements of which 15 are metals. Among these, those required in major quantities include
(a) Potassium, Manganese, Molybdenum & Calcium
(b) Potassium, Molybdenum, Copper & Calcium
(c) Potassium, Sodium, Magnesium & Calcium
(d) Sodium, Magnesium, Copper & Manganese
1128: Match List-I with List-II and select the correct answer using the code given below the lists :
List I
(Finding/Invention/ Calculation)
A. Time Taken by the Earth to orbit the Sun
B. Calculation of the value of (pi)
C. Invention of the digit zero
D. The game of snakes and ladders
List II
(Ancient Indian Scholar)
1. Aryabhatta
2. Bhaskaracharya
3. Budhayana
4. Gyandev
(A) 2 4 1 3
(B) 1 3 2 4
(C) 1 4 2 3
(D) 2 3 1 4
1129: Match items in the List-I with List-II and select the correct answer using the codes given below the lists:
List I (Power Station)
(A) Kothagudem
(B) Raichur
(C) Mettur
(D) Wanakbori
List II (State)
1. Andhra Pradesh
2. Gujarat
3. Karnataka
4. Tamil Nadu
(a) 1 2 4 3
(b) 4 3 1 2
(c) 4 2 1 3
(d) 1 3 4 2
1130: The most important fishing grounds of the world are found in the regions where
(a) warm and cold atmospheric currents meet
(b) rivers drain out large amounts of fresh water into the sea
(c) warm and cold oceanic currents meet
(d) continental shelf is undulating