Problem:OPTIONS:
- insects
- h2o
- Most plants
- Plant reproduction
- viruses
- adult sponges
- mold
- spread flower seeds

Fact 1: Adult sponges produce eggs and sperm. Fact 2: Sexual reproduction involves sperm and an egg. Given the two facts above, what reproduces sexually?
****
A: adult sponges

Fact 1: Building housing developments usually requires replacing animal habitats. Fact 2: An animal's habitat is where it lives. Given the two facts above, building housing developments usually requires replacing where an animal what?
OPTIONS:
- humans
- trees
- lives
- dogs
- houses
- cells
- biome
- Frogs.
lives

Fact 1: Air pollution harms the respiratory and circulatory systems. Fact 2: Sulfur dioxide can irritate the respiratory system and damage the heart and circulatory system. Given the two facts above, what organ is harmed by air pollution?
OPTIONS:
- piano
- church organ
- heart
- harp
- bushes
- animals
- eardrum
- lungs

Answer: heart

Question: Fact 1: Streams may start with runoff or water seeping out of a spring. Fact 2: Then, the stream flows into a larger body of water. Given the two facts above, what bodies of water may start with runoff?
OPTIONS:
- solid, liquid, gas
- agriculture
- flooding
- Condensation
- smaller ones
- loose soil
- reducing acid rain
- storms
Answer: smaller ones

input with options: Fact 1: The emission of sulfur dioxide causes acid rain. Fact 2: Sulfur in the coal becomes sulfur dioxide when burned. Given the two facts above, acid rain can be a result of:?
OPTIONS:
- burning
- citric acid
- flow of electrons
- fashion
- acid wash
- chemical changes
- burning coal
- Pollution
output: burning coal

Problem: OPTIONS:
- chemicals
- glucose
- lipids
- Energy
- complex
- oxygen
- matter
- an ion
Q: Fact 1: Lipids may consist of fatty acids alone, or they may contain other molecules as well. Fact 2: All biological membranes contain lipids as the major constituent. Given the two facts above, what is the major thing that biological membranes consist of?
Answer:
lipids