Q: What is the greatest contribution of arthropods to human food supply? Choices: - vegetation - reproduction - hibernation - pollination A:
pollination

Q: What continuously monitors and repairs its genetic material? Choices: - ova - nucleolus - proteins - cells A:
cells

Q: Q: Transparent, translucent, or opaque are properties of matter based on an interaction with what? Choices: - air - electricity - gravity - light A:
A: light

Question: Q: What captures carbon dioxide as it is emitted by a power plant before it enters the atmosphere? Choices: - chemical sequestration - oxide sequestration - nitrogen sequestration - carbon sequestration A:
Answer: carbon sequestration

*Question*
Q: When sparks from a steel grinder react with oxygen, what do they form? Choices: - rust - spontaneous combustion - steel oxide - iron oxide A:
**Answer**
iron oxide

(Q).
Q: When gametes unite during fertilization, the resulting zygote inherits two of what for each gene, one from each parent? Choices: - chromosomes - genomes - molecules - alleles A:
(A).
alleles