Q: Fact 1: Burning wood is used to produce heat. Fact 2: Heating and air conditioning keep the building comfortable regardless of the temperature outside. Given the two facts above, burning wood is used to keep buildings what?

OPTIONS:
- comfortable
- closed
- homogenous
- warmth
- smokey
- cold
- staying warm
- freezing

A: comfortable

input: OPTIONS:
- forces
- a sphere
- a cube
- a circle
- dangerous
- an object
- comets
- nucleus Now, answer this question: Fact 1: Ablack hole is formed by a high-mass star collapses. Fact 2: Black holes are considered to be spheres. Given the two facts above, what does a high-mass star collapsing form?
A:
output: a sphere

Fact 1: Biomass is the total mass of organisms at a trophic level. Fact 2: Fourty percent of biomass is carbon. Given the two facts above, what is fourty percent of the total mass of organisms at a trophic level?

OPTIONS:
- Energy.
- carbon
- pan
- glucose
- matter
- Energy
- fungi
- food

Answer: carbon

Problem: OPTIONS:
- harm
- loss
- duplicate
- kill
- mutate
- death
- function
- damage
Q: Fact 1: Neurons are the structural and functional units of the nervous system. Fact 2: Excitotoxicity kills some neurons. Given the two facts above, excitotoxicity can do what to the structural units of the nervous system?
Answer: kill

Problem:OPTIONS:
- They are eaten
- Damages them
- decrease stamina
- They may not survive.
- ignored
- incinerated
- not eaten
- movement

Fact 1: Most arthropods are insects. Fact 2: Arthropods are eaten seasonally. Given the two facts above, what happens to insects?
****
A: They are eaten

Problem:OPTIONS:
- influenza
- Pesticides
- cooperation
- heat energy
- competition
- tradition
- boredom
- hormones

Fact 1: Competition may cause animals to fight towards members of their own species. Fact 2: Lions are members of the 'Panthera leo' species. Given the two facts above, what may cause lions to fight other lions?
****
A:
competition