Q: Redox reactions, like other chemical reactions, begin with a product and end with what? Choices: - plasma - decomposition - stimulant - reactant A:
reactant

(Question)
Q: Surprisingly, where would you find the earth's tallest mountains and deepest canyons? Choices: - Tibet - rain forests - taiga - ocean floor A:
(Answer)
ocean floor

Ques: Q: What is the term for daily cycles of behavior, like the sleep-wake cycle? Choices: - daily rhythms - variable rhythms - behavioral rhythms - circadian rhythms A:
Ans: circadian rhythms

(Q).
Q: What type of cells in the body fluids and tissues of most animals specifically interact with and destroy pathogens? Choices: - Microglial cells - Dendritic cells - White blood cells - immune cells A:
(A).
immune cells

Ques:Q: What types of flat maps show users changes in land elevation? Choices: - surveyor maps - atlases - elliptical maps - topographic maps A:

Ans:topographic maps

Q: Making ultrasonic clicks is a clever way that some moths respond to attacks by what flying mammals? Choices: - bees - locusts - birds - bats A:
bats