Q: During adulthood, what is needed for the production of sperm? A:
OPTIONS:
- steroids
- estrogen
- androgen
- testosterone
testosterone

Q: Acids are molecular compounds that dissolve in water to produce hydronium ions and what else? A:
OPTIONS:
- a neutron
- a proton
- an alkali
- an anion

Answer: an anion

Question: Q: What is the theoretical event that began the universe often called? A:
OPTIONS:
- Coreolis effect
- dark matter
- string theory
- big bang
Answer: big bang

input with options: Q: What protects the scalp from ultraviolet light exposure and loss of body heat? A:
OPTIONS:
- ground hair
- temporal hair
- receding hair
- head hair
output: head hair

Q: Q: Which waterfall series is the largest on the planet? A:

OPTIONS:
- yosemite falls
- angel falls
- niagara falls
- iguassu falls

A: iguassu falls

Q: What is the process by which plants make their own food? A:
OPTIONS:
- ATP cycle
- respiration
- mitochondrial process
- photosynthesis
photosynthesis