Q: What paired human organs play a vital role in maintaining homeostasis? Choices: - lungs - ears - eyes - kidneys A:
kidneys

(Question)
Q: What kind of behavior occurs only after experience or practice? Choices: - memory - instinctive behavior - juvenile behavior - learned behavior A:
(Answer)
learned behavior

Ques: Q: Each root is made of dermal, ground, and what type of tissue? Choices: - thermal - organic - circulatory - vascular A:
Ans: vascular

(Q).
Q: What kind of solids are generally classified by the forces that hold their particles together and include ionic, metallic, covalent network, and molecular types? Choices: - distinct solids - helium solids - flat solids - crystalline solids A:
(A).
crystalline solids

Ques:Q: What thin layer of air acts as a barrier to prevent cool air from mixing with warm air in the stratosphere? Choices: - methosphere - endosphere - liposphere - tropopause A:

Ans:tropopause

Ques: Q: The largest absorption of heat comes during the vaporization of what? Choices: - ice - carbon dioxide - magma - liquid water A:
Ans:
liquid water