The point within the Earth where earthquakes originate is _________?
The point within the Earth where earthquakes originate is _________?
A. Comma
B. Origin
C. Epicenter
D. Focus
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Dioptre is used to measure ?
Dioptre is used to measure ?A. Lens refractive power
B. Luminous intensity
C. Power
D. Distance of heavenly bodiesVitamin E reduces the requirement of _________ .
Vitamin E reduces the requirement of _________ .A. Iron
B. Zinc
C. Selenium
D. MagnesiumSickle cell anemia is a _________?
Sickle cell anemia is a _________?A. Genetic disorder
B. virus disease
C. bacterial disease
D. diseases due to vitamin deficiencyThe weight of an average human male brain is about?
The weight of an average human male brain is about?A. 1 gr
B. 1200 gr
C. 1350 gr
D. 1500 grX-rays were discovered by __________?
X-rays were discovered by __________?
A. Wilhelm Conrad Roentgen
B. Thomson
C. Ernest Rutherford
D. BacquerelLPG consists of mainly:___________?
LPG consists of mainly:___________?A. Methane, Ethane and Hexane
B. Ethane, Hexane and Nonane
C. Methane, Hexane and Nonane
D. Methane, Butane and Propane