Q: What is the term for the height of the wave? Choices: - magnitude - frequency - vibration - amplitude A:
amplitude

Q: Processing of filtrate in the proximal tubule helps maintain what level in body fluid? Choices: - homeostasis - temperature - metabolic level - ph A:
ph

Q: Q: What layer, made of hot, solid rock, is beneath the earth's crust? Choices: - marble - core - magma - mantle A:
A: mantle

Question: Q: What type of waves are the slowest of all seismic waves? Choices: - core waves - thick waves - central waves - surface waves A:
Answer: surface waves

*Question*
Q: In how many basic was can substances cross the plasma membrane? Choices: - one - three - four - two A:
**Answer**
two

(Q).
Q: What are the primary producers in the ocean? Choices: - fish - zooplankton - algea - phytoplankton A:
(A).
phytoplankton