Options:
- A. Power used by a current of one ampere
- B. Electromagnetic radio wave frequencies
- C. Voltage
- D. Electric resistance
View Answer
B. Electromagnetic radio wave frequencies
Everyday Science
What is the addictive drug in tobacco ______________?
Options:
- A. Ethanol
- B. Nicotine
- C. Ammonia
- D. Tar
View Answer
B. Nicotine
Barnacles growing on the back of whale is an example for ________________?
Options:
- A. mutualism
- B. parasitism
- C. amensalism
- D. commensalism
View Answer
D. commensalism
Pollutants that are introduced into the environment by human activity are called as ___________?
Options:
- A. Qualitative pollutants
- B. Quantitative pollutants
- C. Anthropogenic pollutant
- D. All of Above
View Answer
C. Anthropogenic pollutant
Most important effect of the moon on earth is that it___________?
Options:
- A. Causes weather change
- B. Causes earthquakes
- C. Causes solar and lunar eclipse
- D. Effects tides of the ocean
View Answer
D. Effects tides of the ocean
Which metallic element is liquid at room temperature?
Options:
- A. Zinc
- B. Nickel
- C. Lead
- D. Mercury
View Answer
D. Mercury
The major ingredient of leather is__________________?
Options:
- A. Collagen
- B. Polymer
- C. Nucleic acid
- D. None of these
View Answer
A. Collagen
Approximate age of moon is _________?
Options:
- A. 4.51 billion years
- B. 4.55 billion years
- C. 4.53 billion years
- D. 4.57 billion years
View Answer
C. 4.53 billion years
One Quintal is Equal to___________?
Options:
- A. 70 kg
- B. 80 kg
- C. 90 kg
- D. 100 kg
View Answer
D. 100 kg
The study of heavenly bodies is known as_________?
Options:
- A. Astrology
- B. Astronautics
- C. Astronomy
- D. Astrophysics
View Answer
C. Astronomy