What is the name of the central part of the earth?
What is the name of the central part of the earth?
A. Mantle
B. Core
C. Crust
D. None of the above
What is the name of the central part of the earth?
A. Mantle
B. Core
C. Crust
D. None of the above
A. 0 °C
B. -2 °C
C. -4 °C
D. None of above
A. Polynucleotide
B. Polypeptide
C. Oxyacetylene
D. None of these
Vacuum tubes have been replaced by__________?
A. Conductors
B. Diodes
C. Transistors
D. None of these
A. Circulation of the Air
B. Humidity
C. Temperature
D. All of The Above
Which metallic element is liquid at room temperature?
A. Zinc
B. Nickel
C. Lead
D. Mercury
Which Vitamin gets destroyed on heating?
A. B
B. E
C. K
D. C