Q: Fact 1: Temperature falls from lower to higher altitudes. Fact 2: Temperatures are cooler in the higher altitudes of the mountains. Given the two facts above, what has lower temperatures? | OPTIONS:
- peachleaf willow
- fur seals
- the Sun
- the equator
- the mountains
- aqueous solution
- solid, liquid, gas
- fire
A: the mountains

Q: Fact 1: Plants exhibit phototropism, or growing toward a light source. Fact 2: Legumes are typical of that type of plant. Given the two facts above, what grows towards a light source? | OPTIONS:
- Conifers
- bacteria
- h2o
- vegetation
- humans
- legumes
- amoeba
- potatoes
A: legumes

Q: Fact 1: Scraping oneself on a contaminated object may cause infection. Fact 2: Contact with infected blood, contaminated needles. Given the two facts above, getting scraped with what can give oneself an infection? | OPTIONS:
- deoxyribonucleic acid
- a knife with sanitized dirt
- Roundworms.
- harmful substances
- Roundworms
- a clean needle
- a clean scapel
- an infected needle
A: an infected needle

Q: Fact 1: Organs of excretion make up the excretory system. Fact 2: Digestive system Excretory system removes waste and toxic substances from blood. Given the two facts above, what removes waste from blood? | OPTIONS:
- exhaling
- Leptospirosis
- hemmhorage
- Acids
- excretion
- glucose
- bacteria
- respiration
A: excretion