Fact 1: Echinoderms use pheromones to communicate with each other. Fact 2: Scent marks contain molecules called pheromones. Given the two facts above, what do echinoderms use to communicate?

OPTIONS:
- vision
- words
- sound
- Light
- waves
- Acids
- language
- scent

Answer: scent

Problem: OPTIONS:
- Fight for their land
- Die
- protect them
- enormous damage to homes
- Stay in that area
- movements in the earth's crust
- Move to another area
- Plant growth is reduced
Q: Fact 1: If a habitat can no longer support animals then those animals will move to another area. Fact 2: Environmentalists say forest roads add to erosion, destroy habitat and affect animal migration. Given the two facts above, what do animals do when forest roads add to the erosion of their home?
Answer: Move to another area

Problem:OPTIONS:
- pollen
- wind
- Proteins
- warmth
- sunlight
- food
- cold
- rain

Fact 1: An egg requires warmth to survive. Fact 2: Eggs depend upon body warmth to incubate. Given the two facts above, what does incubation require?
****
A: warmth

Fact 1: When metal conducts heat , that metal expands. Fact 2: Coins are made by mint of metal. Given the two facts above, which of the following can conduct heat?
OPTIONS:
- paper
- crayon
- shoe
- glass
- skin
- liquid
- copper
- coin
coin

Fact 1: An animal usually requires a warm body temperature for survival. Fact 2: Squirrels hide and sleep in a secret warm place all winter. Given the two facts above, what requires hiding and sleeping for survival?
OPTIONS:
- bacteria
- rice
- amphibians
- organisms
- Frogs
- trees
- humans
- animals

Answer: animals

input with options: Fact 1: Lions live in social groups called prides. Fact 2: Lions are also pack animals with fairly large prides of up to twenty. Given the two facts above, lions live in social groups of up to twenty in their what?
OPTIONS:
- power
- house
- forest
- form
- den
- H 2 O
- pack
- genus
output:
pack