Q: Q: What is the body system that digests food mechanically and chemically and absorbs nutrients? A:

OPTIONS:
- metabolism system
- internal system
- ingestion system
- digestive system

A: digestive system

input: OPTIONS:
- impassable
- theonym membranes
- variably membranes
- semipermeable membranes Now, answer this question: Q: Osmotic pressure is important in biological systems because cell walls are what? A:
A:
output: semipermeable membranes

Q: The measure of how much a given volume of matter decreases when placed under pressure is called? A:

OPTIONS:
- elasticity
- solubility
- malleability
- compressibility

Answer: compressibility

Problem: OPTIONS:
- baleen
- pedipalps
- vacuole
- chelicerae
Q: Q: What part of a spider is equipped with poison glands? A:
Answer: chelicerae

Problem:OPTIONS:
- rain
- chloride
- lipoic
- pyruvic

Q: In alcoholic fermentation , which acid changes to alcohol and carbon dioxide? A:
****
A: pyruvic

Problem:OPTIONS:
- enculturation
- excretion
- thermoregulation
- osmoregulation

Q: In the freshwater flatworms, protonephridia serve chiefly in what? A:
****
A:
osmoregulation