Q: Some soil water can flow through easily. what kind of soil is this? Choices: - Stationary - porous - dense - permeable A:
permeable

(Question)
Q: Electrons in covalent compounds are shared between the two atoms, unlike the case in what type of bonds? Choices: - horizontal bonds - weak bonds - soluble bonds - ionic bonds A:
(Answer)
ionic bonds

Ques: Q: What do you call something that controls the uptake of water or another substance in the environment, in order to maintain constant internal conditions? Choices: - sporozoans - protozoans - osmoconformers - osmoregulators A:
Ans: osmoregulators

(Q).
Q: What natural process allows water to return again to the earth's surface? Choices: - erosion - currents - wind - precipitation A:
(A).
precipitation

Ques:Q: Metabolism includes both anabolic and which other reaction? Choices: - organic - enzymatic - biogenic - catabolic A:

Ans:catabolic

Q: What done ozone help protect against? Choices: - gamma rays - x-rays - helium rays - ultraviolet rays A:
ultraviolet rays