Q: What do ecosystems require constant inputs of? A:
OPTIONS:
- Water
- fuel
- heating
- energy

Answer: energy

Question: Q: What drives puberty in male humans? A:
OPTIONS:
- bloodstream
- estrogen
- methane
- testosterone
Answer: testosterone

input with options: Q: Bone marrow is found inside many bones and produces what? A:
OPTIONS:
- tumors
- sugar
- apoptosis
- lymphocytes
output: lymphocytes

Q: Q: What are objects that are launched into the air called? A:

OPTIONS:
- booms
- stones
- shoots
- projectiles

A: projectiles

input: OPTIONS:
- Bile
- Cerumen
- Chyle
- blood Now, answer this question: Q: The heart contracts rhythmically to pump what to the lungs and the rest of the body? A:
A:
output: blood

Question: Q: Within a group, the ionization energy decreases as the size of the atom gets what? A:
OPTIONS:
- brighter
- smaller
- lighter
- larger
Answer:
larger