Q: Fact 1: Air pollution harms the respiratory and circulatory systems. Fact 2: Air pollutants are inhaled. Given the two facts above, what system does inhaled pollution harm?

OPTIONS:
- health
- humans
- the environment
- circulatory
- people
- bones
- lymphatic
- cell wall

A: circulatory

input: OPTIONS:
- four limbs
- disease
- running
- biceps
- infection
- stretching
- Limbs
- movement Now, answer this question: Fact 1: Exercise increases a body 's strength. Fact 2: For exercise, Alan runs and rollerblades. Given the two facts above, what can increase a body's strength?
A:
output: running

Fact 1: Coal is used for generating heat by burning. Fact 2: Coal forms from dead plants, compacted. Given the two facts above, what can generate heat?

OPTIONS:
- time
- siren
- electricity
- Ice cube
- Dead plants
- Fuel cells
- kinetic energy
- Nematoda

Answer: Dead plants

Problem: OPTIONS:
- air cools
- Winter
- wind
- in fall
- in summer
- autumn
- late winter
- in spring
Q: Fact 1: Many plants respond to the days growing shorter in the fall by going dormant. Fact 2: Trees are dormant from November to March. Given the two facts above, when do many trees respond to the days growing shorter?
Answer: in fall

Problem:OPTIONS:
- light energy
- harmful substances
- heat energy
- Hemoglobin
- Electrical energy
- microorganisms
- energy and neutrons
- Generating heat

Fact 1: Fission takes place when an animal divides into two parts. Fact 2: Fission releases energy and neutrons. Given the two facts above, what gets released when an animal divides into two parts?
****
A: energy and neutrons

Problem:OPTIONS:
- Roundworms
- Top soil.
- Earthworms
- Veins and arteries.
- agriculture
- peachleaf willow
- Plant silk leaves.
- Leaves fallen on the ground

Fact 1: The looseness of soil has a positive impact on a plant 's roots' growth in that soil. Fact 2: Roots are the veins and arteries of the plant. Given the two facts above, the looseness of soil has a positive impact on what plant part and growth in that soil.?
****
A:
Veins and arteries.