Fact 1: Some parasites live on the surface of their host. Fact 2: Leeches are external parasites. Given the two facts above, where do leeches live in relation to their hosts?

OPTIONS:
- In their beds
- body water
- competing for resources
- In their shoes
- loose soil
- In their intestines
- important habitats
- On their surface

Answer: On their surface

Problem: OPTIONS:
- it keeps an organism warm
- Puts the fire out
- Makes the fire colder
- heat is produced
- Allow it to continue to burn
- lowered energy cost
- Makes it blue instead of red
- converting electricity to heat
Q: Fact 1: Fanning a fire increases the oxygen near the fire. Fact 2: Fire needs oxygen to continue burning. Given the two facts above, what does fanning a fire do?
Answer: Allow it to continue to burn

Problem:OPTIONS:
- Leptospirosis
- competition
- A Greek letter
- a mutation in cells
- Plant reproduction
- biological diversity
- resistance
- resistance activities

Fact 1: Mutations that lead to cancer usually occur in genes that control the cell cycle. Fact 2: Cancer is an example of a mutation in cells. Given the two facts above, what usually occur in genes that control the cell cycle?
****
A: a mutation in cells

Fact 1: Fertilization occurs when a sperm and an egg fuse to form a diploid zygote. Fact 2: Familiar types of gamete include the female ovum , or egg cell, and the male sperm cell. Given the two facts above, when gametes fuse, the resultant zygote is:?
OPTIONS:
- fertile
- diploid
- Flowers
- grow
- infected
- It expands
- pollen
- seeds
diploid

Fact 1: Thirst is used to make an animal realize that it needs to replenish its bodily water by the body. Fact 2: Today's animal is the cow. Given the two facts above, thirst is used to make a cow realize that it needs to replenish its bodily what by the body?
OPTIONS:
- solutes
- NaCl
- juice
- grass
- liquid
- seawater
- blood
- water

Answer: water

input with options: Fact 1: Energy is passed up a food chain or web from lower to higher trophic levels. Fact 2: Each trophic level has less biomass and a loss of energy content. Given the two facts above, what happens to energy as it goes up levels?
OPTIONS:
- Decibels
- heat produced
- decreases
- Evaporation
- It expands
- radiation
- glucose
- dehydration
output:
decreases