Problem:OPTIONS:
- roots
- air
- Most plants
- nitrogen
- ferns
- mushrooms
- bacteria
- oxygen

Fact 1: Most fungi get organic compounds from dead organisms. Fact 2: Mushrooms and molds are fungi. Given the two facts above, what can get organic compounds from dead organisms?
****
A: mushrooms

Fact 1: Echinoderms lack a centralized nervous system. Fact 2: Starfish and sea urchins are also echinoderms. Given the two facts above, what lacks a centralized nervous system?
OPTIONS:
- Damaged hearing
- Pesticides
- Cats
- insects
- Sea urchins
- barnacles
- Humans
- Fish
Sea urchins

Fact 1: Pneumonia may be caused by an infection or injury of the lungs. Fact 2: Smoke inhalation and thermal lung injury cause direct lung injury. Given the two facts above, pneumonia may be caused by an infection or what?
OPTIONS:
- smoke inhalation
- Veins and arteries.
- deadly and devastating
- breathing deeply
- clean air
- expanding organs
- the body's largest organ
- Damages them

Answer: smoke inhalation

Question: Fact 1: Phase changes do not change mass. Fact 2: Melting is a phase change. Given the two facts above, what does not change mass?
OPTIONS:
- an object
- gravity
- density
- bullfrogs
- Energy.
- blastoids
- melting
- volume
Answer: melting

input with options: Fact 1: Many corals secrete an exoskeleton that builds up to become a coral reef. Fact 2: An exoskeleton is an external framework. Given the two facts above, what do many corals secrete that build up to become a coral reef?
OPTIONS:
- an external framework
- The area was once underwater
- that material's properties
- bioaerosols
- water
- dust
- after too much water received
- oxygen
output: an external framework

Problem: OPTIONS:
- water
- ice
- magnets
- Heat
- ligt
- fire
- gas
- salt
Q: Fact 1: Boiling means change from a liquid into a gas by adding heat energy. Fact 2: Gas is the source of energy for heating water and for the stove. Given the two facts above, what heats water for boiling?
Answer:
gas