Options:
- A. Nicolaus Copernicus
- B. Johannes Kepler
- C. Isaac Newton
- D. Galile
View Answer
B. Johannes Kepler
Everyday Science
During which process of energy exchange does cold air displace warmer air?
Options:
- A. Convection
- B.
- C.
- D.
View Answer
A. Convection
A man presses more weight on earth at___?
Options:
- A. Sitting position
- B. Standing Position
- C. Lying Position
- D. None of these
View Answer
B. Standing Position
What do we call when the sound of frequency will be below 20 Hz?
Options:
- A. Audio sounds
- B. Infrasonic
- C. Ultrasonic
- D. Supersonics
View Answer
B. Infrasonic
Which product is obtained in the manufacture of soap from oils:
Options:
- A. Sodium chloride
- B. Sodium hydroxide
- C. Fats
- D. Glycerine
View Answer
D. Glycerine
The earth surface & crust constantly evolving due to ?
Options:
- A. Rotary cycle
- B. Normal cycle
- C. Rock cycle
- D. Change cycle
View Answer
C. Rock cycle
Characteristic odour of garlic is due to?
Options:
- A. A fluorine compoune
- B. A sulphur compound
- C. A chlorine compound
- D. None of these
View Answer
B. A sulphur compound
For burning, which agent is necessary?
Options:
- A. Oxygen
- B. Hydrogen
- C. Carbon
- D. Fire
View Answer
A. Oxygen
The process by which kidney stones are crushed with shock waves is called?
Options:
- A. Laparoscopy
- B. Dementia
- C. Lithotripsy
- D. None of these
View Answer
C. Lithotripsy
Cancer can be treated by ?
Options:
- A. Antibiotics & vaccines
- B. Radiotherapy & antibiotics
- C. Chemotherapy & radiotherapy
- D. Antibiotics & Chemotherapy
View Answer
C. Chemotherapy & radiotherapy