Q: Besides the concentration of dissolve oxygen and nutrients in the water, what other factor limits aquatic organisms? Choices: - rainfall - temperature - lake size - availability of sunlight A:
availability of sunlight

(Question)
Q: When do homologous chromosomes separate and go to different gametes? Choices: - during electrolysis - before meiosis - after meiosis - during meiosis A:
(Answer)
during meiosis

Ques: Q: When pumping blood, the hearts of animals with very long necks must overcome what force? Choices: - erosion - evolution - friction - gravity A:
Ans: gravity

(Q).
Q: Rise divided by run is called what? Choices: - hill - steep - mound - slope A:
(A).
slope

Ques:Q: Radiocarbon is useful for dating relatively young materials with what element as their base? Choices: - hydrogen - oxygen - nitrogen - carbon A:

Ans:carbon

Q: In which area does conduction mainly happen? Choices: - higher atmosphere - thermosphere - mesosphere - lower atmosphere A:
lower atmosphere