Q: What causes rivers to always flow downhill? Choices: - slope - pressure - diffusion - gravity A:
gravity

Q: Sucrose does not undergo reactions that are typical of aldehydes and ketones, therefore it is a nonreducing what? Choices: - wheat - juice - salt - sugar A:
sugar

Q: Q: The result of what, in places like the amazon rainforest, is that food will be harder to produce, clean water will be harder to find, and development of new medicines will become slower? Choices: - environmnental loss - pollution loss - biological loss - biodiversity loss A:
A: biodiversity loss

Question: Q: What are the nonliving aspects of the environment called? Choices: - metastatic factors - nucleic factors - antibiotic factors - abiotic factors A:
Answer: abiotic factors

*Question*
Q: Trichomoniasis is cause by what type of pathogen? Choices: - virus - bacteria - worm - protozoa A:
**Answer**
protozoa

(Q).
Q: The nitrogen cycle includes air, soil, and what? Choices: - water - decomposers - heat - living things A:
(A).
living things