Q: As a diver descends, the increase in pressure causes the body's air pockets in the ears and lungs to do what? A:
OPTIONS:
- heat up
- expand
- blow up
- compress
compress

Q: Why are goose feathers preferred for stuffing by manufacturers? A:
OPTIONS:
- multi layers build up
- smoothness
- thickness
- softness

Answer: softness

Question: Q: In headwater streams, what plant process is mostly attributed to algae that are growing on rocks? A:
OPTIONS:
- mitosis
- symbiosis
- reproduction
- photosynthesis
Answer: photosynthesis

input with options: Q: Which process or force pulls rocks apart? A:
OPTIONS:
- tactile stress
- friction stress
- composition stress
- tension stress
output: tension stress

Q: Q: What is the term for species in symbiotic relationships evolving together? A:

OPTIONS:
- innervation
- autogeneration
- interconnection
- coevolution

A: coevolution

Q: Electrical messages are carried by chemicals called what? A:
OPTIONS:
- receptors
- amino acids
- Biotoxins
- neurotransmitters
neurotransmitters