Problem:OPTIONS:
- ferns
- toads
- legumes
- clams
- fission
- rocks
- the Sun
- bamboo

Fact 1: Mollusks reproduce sexually. Fact 2: Clams are mollusks that live in the sea or in freshwater. Given the two facts above, what reproduces sexually?
****
A: clams

Fact 1: Rain causes erosion. Fact 2: Rain is liquid precipitation. Given the two facts above, what causes erosion?
OPTIONS:
- standing water
- coastlines
- mouth of rivers
- ice wedging
- liquid precipitation
- Physical weathering
- trees
- gravity
liquid precipitation

Fact 1: Organisms cluster around hydrothermal vents in the ocean floor. Fact 2: Background Hot water vents form inside cracks in the ocean floor. Given the two facts above, organisms cluster around hot water inside cracks where?
OPTIONS:
- loose soil
- ocean floor
- food and shelter
- tectonic plates
- the ground
- allow growth
- Absorb light
- survive

Answer: ocean floor

Question: Fact 1: Arteries generally carry oxygen-rich blood. Fact 2: Arteries regulate blood pressure. Given the two facts above, what are arteries?
OPTIONS:
- pressure regulated
- to move people
- the body's largest organ
- solid, liquid, gas
- matter vibrating
- layers of fat
- principals of aerodynamics
- it keeps an organism warm
Answer: pressure regulated

input with options: Fact 1: Aairplane is used for moving people across bodies of water. Fact 2: Millions of people fly safely in airplanes every year. Given the two facts above, what transports millions of humans over water every year?
OPTIONS:
- helicopters
- gliders
- electricity
- engines
- airplanes
- space ships
- Gravity
- rivers
output: airplanes

Problem: OPTIONS:
- cleaning pipes
- liver cancer
- viruses
- smoking meat
- smoking pipes
- smoking volcanoes
- Dehydration
- harmful substances
Q: Fact 1: Smoking tobacco decreases stamina. Fact 2: Tobacco is smoked in pipes or in cigarettes or bidis. Given the two facts above, what decreases stamina?
Answer:
smoking pipes