Health Hazards from Radiations
Trending Questions
Q.
Define the term background radiation.
Q.
One source of background radiation is
Q.
Give any two important sources of background radiation.
Q. Which of the following can be caused ifgamma radiations penetrate the body?
- Birth deformities
- Unregulated replication of cells
- DNA mutations
- All of the above
Q. Regarding assertion and reason, choose the correct statement.
Assertion [A]: The damage caused inside the body from beta particles is lesser than that from the alpha particles of the same energy.
Reason [R]: Energy released by beta particles is absorbed by a larger volume of tissue because of their higher penetrating capacity, bringing comparatively smaller damages to that organ.
Assertion [A]: The damage caused inside the body from beta particles is lesser than that from the alpha particles of the same energy.
Reason [R]: Energy released by beta particles is absorbed by a larger volume of tissue because of their higher penetrating capacity, bringing comparatively smaller damages to that organ.
- Both A and R are true and R explains A
- Both A and R are true R does not explain A
- A is true and R is false
- Both A and R are false
Q.
The effect of today's radioactive fallout problem will be expressed in the population after few generations because:
Contamination of milk supply is not cumulative
Infants are more susceptible to radiation
Susceptibility to radiation increases with age
Mutated genes are frequently recessive
Q.
What is the source of cosmic radiations in nature? How these radiations can effect us?
