Fact 1: Blowing air into a whistle causes air to vibrate inside the whistle. Fact 2: Sounds are caused by vibrations in the air. Given the two facts above, blowing what into a whistle causes sound?
OPTIONS:
- a lack of noise
- CFCs
- CO 2
- a lack of sound
- wind
- air
- gas
- no noise
air

Fact 1: Specialization occurs when competing species evolve different adaptations. Fact 2: Most species are highly specialized for their environments and evolve as the environments change. Given the two facts above, specialization occurs when competing creatures evolve as the what?
OPTIONS:
- habitats grow
- salamanders
- animals develop
- times change
- It helps them survive
- principals of aerodynamics
- environments change
- remains of prehistoric life

Answer: environments change

Question: Fact 1: Fertilization takes place inside the female organism. Fact 2: Each eyed egg is a fertile egg. Given the two facts above, what do female organisms produce?
OPTIONS:
- honey
- electricity
- apples
- nectar
- plants
- eggs
- anger
- adults
Answer: eggs

input with options: Fact 1: Nitrogen is found in proteins, nucleic acids, and chlorophyll. Fact 2: Most molecules are proteins or nucleic acids. Given the two facts above, _ is found in most molecules.?
OPTIONS:
- glucose
- Gold
- Energy
- food
- Polonium
- Nitrogen
- Helium
- heat energy
output: Nitrogen

Q: Fact 1: Blood pH may become unbalanced if the rate of breathing is too fast or too slow. Fact 2: Breathing is regulated to keep as normal as possible arterial blood pH and PO2. Given the two facts above, what is regulated by breathing?

OPTIONS:
- thirst
- air pressure
- blood flow
- body water
- Energy
- Chemical energy
- Decibels
- kinetic energy

A: blood flow

Fact 1: Some viruses can cause cancer. Fact 2: Hepatitis B virus causes liver cancer. Given the two facts above, what can hepatitis b form?
OPTIONS:
- harmful substances
- liver cancer
- smoking tobacco
- It expands
- layers of fat
- bioaerosols
- anemia
- contamination
liver cancer