31- ……………is needed to manufacture a variety of engineering goods, construction material, medical, telephone and scientific instrument etc.
(A) Pig iron
(B) Molten material
(C) Raw material
(D) Iron and steel
32- Iron ore, cooking coal and lime stone are required in the ratio of approximately ……………………. in iron and steel industry.
(A) 1:2:4
(B) 2: 4:1
(C) 4:2:1
(D) None of the above
33- India ranked …………..among the world crude steel producers with 106 million tones in 2018.
(A) 1st
(B) 2nd
(C) 3rd
(D) 4th
34- What was the total consumption of steel India against the world’s average of 224 kg in 2018?
(A) 70.9 kg
(B) 86.0 kg
(C) 87. 67 kg
(D) 91.00 kg
35- Molten materials poured into moulds is called……………..
(A) Molten Iron
(B) Raw Iron
(C) Pig Iron
(D) None of the above
36- What is the full form of SAIL?
(A) Steel Authority of India LTD
(B) Steel Agency of India LTD
(C) Steel and Iron Authority of India
(D) None of the above
37- Which nation in the world is the largest producer as well as consumer of steel?
(A) China
(B) India
(C) North America
(D) Nepal
38- Which of the following region in India has the maximum concentration of iron and steel industries?
(A) Maharashtra
(B) Chotta Nagpur Plateau
(C) Tamil Nadu
(D) None of the above
39- Which one of the following is second largest metallurgical industry in India
(A) Coal smelting
(B) Iron smelting
(C) Aluminium smelting
(D) Steel smelting
40- Light, resistant to corrosion, a good conductor of heat, malleable all are features of which type of industry?
(A) Copper
(B) Steel
(C) Iron
(D) Aluminium
ANSWERS:
31-(D), 32-(C), 33-(B), 34-(A), 35-(C), 36-(A), 37-(A), 38-(B), 39-(C), 40-(D)