Q: What is the only mechanism that consistently causes adaptive evolution? Choices: - genetic drift - neutral selection - artificial selection - natural selection A:
natural selection

Q: Irrigation can waste a lot of what natural resource? Choices: - habitat - money - fertilizer - water A:
water

Q: Q: What kind of agriculture destroyed about 10% of madagascar's native plants? Choices: - hybridization - crop rotation - fertilizer use - slash-and-burn A:
A: slash-and-burn

Question: Q: Inferior rotation occurs during limb adduction and involves the downward motion of what? Choices: - choroidal cavity - pelvic cavity - dialysate cavity - glenoid cavity A:
Answer: glenoid cavity

*Question*
Q: What does a healthy immune system fight off? Choices: - microorganisms and other dieases - respiratory and other dieases - bacteria and viruses - infections and other dieases A:
**Answer**
infections and other dieases

(Q).
Q: In a fuel cell, energy is not stored; electrical energy is provided by what? Choices: - fusion reaction - carbon reaction - consumption reaction - chemical reaction A:
(A).
chemical reaction