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1001. Consider the following statements regarding graphite : 1. It is an allotrope of carbon. 2. It is a good conductor of heat and electricity. 3. It can be artificially produced.Of these statements,
A. 1, 2 and 3 are correct.
B. 1 and 2 are correct.
C. 1 and 3 are corrcet
D. 2 and 3 are correct.
Explanation:
1002. Which of the following are nitrogeneous fertilisers ? 1. Calcium ammonium nitrate. 2. Urea 3. Calcium cyanamide 4. Superphosphate
A. 1 and 2
B. 1 and 3
C. 1, 2 and 3
D. 1, 2, 3 and 4
Explanation:
1003. Refrigeration is a process in which the decomposition of food is :
A. retarded
B. stopped
C. speeded up
D. delayed
Explanation:
1004. Wisdom teeth normally grow during the age of :
A. 12-15 years
B. 17-30 years
C. 34-40 years
D. 40-45 years
Explanation:
1005. Ready source of energy available for athletes is
A. carbohydrates
B. fats
C. proteins
D. vitamins
Explanation:
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