Question: Q: Where do benthos live in oceans? A:
OPTIONS:
- On the ocean surface
- In deep water
- In coral reefs
- on the ocean floor
Answer: on the ocean floor

input with options: Q: What 3 types of friction occur between solid surfaces? A:
OPTIONS:
- static , arching , rolling
- static,desending,sliding
- static , ascending , rolling
- static, sliding, rolling
output: static, sliding, rolling

Q: Q: The ability of matter to combine chemically with other substances is known as? A:

OPTIONS:
- turbidity
- solubility
- permeability
- reactivity

A: reactivity

input: OPTIONS:
- zinc
- gold
- silver
- bronze Now, answer this question: Q: What is an alloy of copper and tin? A:
A:
output: bronze

Q: What determines the strength of a base when dissolved in water? A:

OPTIONS:
- amount of phosphorus ions produced
- pH level
- saline content
- amount of hydroxide ions produced

Answer: amount of hydroxide ions produced

Q: Q: The size and symmetry of a beetle's or an elk's antlers or a grasshopper's song communicate rather clearly their state of what? A:

OPTIONS:
- society
- problem
- need
- health

A:
health