Which of is not a risk factor of excessive exposure to UV-B rays?
A) Skin cancer
B) Premature aging
C) Cataracts
D) Depressed immune system
E) All of these are risk factors.
Correct Answer:
Verified
Q50: Which of these acts as a pollutant
Q51: Nitrogen fixation converts nitrogen to _.
A)cellulose
B)nitrates
C)nitrogen oxides
D)nitric
Q52: According to data obtained by NAAQS, which
Q52: Which of these gases is /are not
Q53: Which of these processes is represented by
Q54: Which of these pollutants is produced primarily
Q56: 18 ppm equals
A)0.18%
B)0.018%
C)0.0018%
D)0.00018%
Q57: Which of these processes is represented by
Q58: Which of these substances is \are not
Q59: The "PM" in the abbreviation PM-2.5 stands
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents