Q: Because several genes, each with more than one allele, contribute to determining height in humans, height is considered what kind of trait? Choices: - adaptive - maladaptive - epigenetic - polygenic A:
polygenic

(Question)
Q: Which radio frequency should you listen to if you want less noise? Choices: - am - wave - cb - fm A:
(Answer)
fm

Ques: Q: What process involves the flow of heat from warmer objects to cooler objects? Choices: - activation - convection - radiation - conduction A:
Ans: conduction

(Q).
Q: What enthalpy change is observed in an exothermic reaction? Choices: - positive - no change - entropy - negative A:
(A).
negative

Ques:Q: What are the rolling motions during an earthquake called? Choices: - tidal waves - seismic thrusts - velocity waves - surface waves A:

Ans:surface waves

Ques:Q: What is made of gases that are essential for photosynthesis and other life activities? Choices: - air - ocean - stratosphere - atmosphere A:

Ans:
atmosphere