Q: Fact 1: Some parasites kill their host, but most do not. Fact 2: Leeches are external parasites. Given the two facts above, some what will kill their host, while others won't?

OPTIONS:
- barnacles
- producers
- scavengers
- insects
- cigarettes
- fungi
- plants
- leeches

A: leeches

input: OPTIONS:
- enormous damage to homes
- Make money
- major threat to health
- harm them
- Plant growth is reduced
- Stay sick shorter
- Stay sick longer
- Get well faster Now, answer this question: Fact 1: Immunodeficiency occurs when the immune system is not working properly. Fact 2: People with healthy immune systems usually get well on their own. Given the two facts above, what does immunodeficiency do?
A:
output: Stay sick longer

Fact 1: Electron transport is the final stage of aerobic respiration. Fact 2: Long distance running, swimming, bicycling, and aerobic activity rely on endurance. Given the two facts above, long distance running involves transport of?

OPTIONS:
- heat energy
- electrons
- heat produced
- loose dirt
- Energy
- Energy.
- Weight
- movement

Answer: electrons

Problem: OPTIONS:
- alveoli
- garbage chute
- pollen
- glucose
- bloodstream
- kidneys
- food
- intake
Q: Fact 1: Organs of excretion make up the excretory system. Fact 2: Leptospiral organisms cause infection in the kidneys and are excreted in urine. Given the two facts above, what is part of an animal's excretory system?
Answer: kidneys

Problem:OPTIONS:
- down
- scuba diving
- soils
- pastureland
- canyon
- driving
- Mountains
- mines

Fact 1: Most canyons are formed by flowing rivers through erosion over long periods of time. Fact 2: Striations in rock forms are seen along the river and tell the geologic history of the area. Given the two facts above, where can one readily see the geologic history of an area?
****
A: canyon

Problem:OPTIONS:
- water
- cold
- Winter
- death
- wind
- coolness
- heat
- rain

Fact 1: Adrought can change the color of an environment from green to brown. Fact 2: Drought Heat and drought go hand in hand. Given the two facts above, what condition can change an environment from green to brown?
****
A:
heat