Drinking of fluoride containing water results :
A) fluorosis
B) chlorosis
C) minemata
D) methaemoglobinema
Correct Answer:
Verified
Q6: Man made sources of radiation pollution are:
A)mining
B)explosion
Q7: The cutting down of trees and setting
Q8: Percentage of forest area recommended by the
Q9: Example of primary pollutant
A)SO2
B)NO2
C)CO
D)hydrocarbons
Q10: Commonly used radioactive isotopes in scientific research
A)14
Q12: Chipco movement is a public agitation that
Q13: High biological oxygen demand indicates:
A)absence of microbial
Q14: Ozonosphere seen in
A)ionosphere
B)thermosphere
C)mesophere
D)stratosphere
Q15: Harmful trace metals in fly ash:
A)antimony
B)cadmium
C)arsenic
D)all of
Q16: In a pyramid of numbers, in a
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