Which of the followong spacecrsft enabled man to step on the moon first?
Which of the followong spacecrsft enabled man to step on the moon first?
A. Spuntnik I
B. Luna II
C. Vostok I
D. Apollo XI
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Quantity of fresh air required for a man is 1000 cubic feet of air for every____________?
Quantity of fresh air required for a man is 1000 cubic feet of air for every____________?
A. 5 minutes
B. 10 minutes
C. 15 minutes
D. 20 minutesWhich of the following is solid?
Which of the following is solid?A. Water
B. Stone
C. Both
D. NonePluviometer measures ___________?
Pluviometer measures ___________?A. Wind
B. Strength of Plywood
C. Rainfall
D. None of theseFemale Ova are ___________?
Female Ova are ___________?A. Haploid
B. Diploid
C. Triploid
D. None of theseThe major part of natural gas, petroleum and coal consists of?
The major part of natural gas, petroleum and coal consists of?A. Carbon
B. Chlorine
C. CFC
D. MethaneAn atom is_____________?
An atom is_____________?
A. smallest indivisible particle in an element
B. smallest particle of an element which can undergo a chemical reaction
C. building block of an element
D. always smaller than molecule