1.
The radioactive element most commonly detected in humans is
Answer: Option 'A'
potassium-40
2.
As you go down into a well, your weight
Answer: Option 'B'
decreases slightly
3.
Tides are primarily a result of the ____ ?
Answer: Option 'A'
Attraction of the Moon
4.
Radio Carbon Dating is use to estimate the age of _____ ?
Answer: Option 'C'
Fossils
5.
Ecology Deals With
Answer: Option 'C'
Ecology is the branch of science which deals with the study of Ecosystem (relation between the Organisms and their Environment.)