Carbon dioxide is a naturally occurring component of the atmosphere
a. True
b. False
ANSWER: True
You might also like to view...
_____ faults are most typically found at spreading centers
a. Strike-slip b. Transform c. Normal d. Reverse e. Oblique
A tank filled with manure, water and unused crop plant residues but which minimizes oxygen content could be used to
A) produce biogas. B) produce biogas if the oxygen levels were adjusted to very high concentrations. C) burn unused parts of crop plants to generate heat for homes. D) collect and store carbon dioxide in underground wells.
Which of the following associations between countries and their capitals is incorrect
A. India/Mumbai B. Bangladesh/Dhaka C. Afghanistan/Kabul D. Sri Lanka/Colombo
Carcinogens cause
a. genetic defects b. birth defects c. Cancer d. chronic health effects e. allergic reactions