Fact 1: If fossils of an animal or plant are found in a place then that animal or plant used to live in that place. Fact 2: Frozen fossil animals are found in permafrost. Given the two facts above, if what are found in permafrost, that plant used to live in that place?
OPTIONS:
- Echinoids
- Conifers
- deuterostomes
- bullfrogs
- frozen fossils
- one celled organisms
- Nematoda
- important habitats
frozen fossils

Fact 1: Astronauts require preserved food for extended flights. Fact 2: For example, food contains Calories, units of energy content. Given the two facts above, what do astronauts require for long flights?
OPTIONS:
- problems
- nutrients
- glycogen
- danger
- energy
- sugar
- hydration
- trouble

Answer: energy

Question: Fact 1: The number of rings in a tree trunk can be used to estimate the age of the tree. Fact 2: Tree-ring dating the 1700 Cascadia earthquake. Given the two facts above, estimating the age of trees can be used for what?
OPTIONS:
- genetic diversity
- they body they live in
- earthquake history
- food and shelter
- gardening
- important habitats
- bird watching
- recreation
Answer: earthquake history

input with options: Fact 1: When light enters the eye through the pupil , that light falls on the retina. Fact 2: An area of the retina called the macula sees fine details. Given the two facts above, what does light allow us to see?
OPTIONS:
- darkness
- microscopic
- peachleaf willow
- Strange matter
- quarks
- focusing a lens
- Fine details
- an electron lens
output: Fine details

Q: Fact 1: Echinoderms have a unique water vascular system with tube feet. Fact 2: Sea stars use hundreds of tube feet. Given the two facts above, sea stars use a unique water vascular system with what?

OPTIONS:
- growth
- a ray
- feet
- oxygen
- porous
- energy
- Light
- volume

A: feet

Fact 1: Arthropods are the largest phylum of invertebrates. Fact 2: Invertebrates are animals without a backbone. Given the two facts above, what are arthropods the largest phylum of?
OPTIONS:
- Something to move
- animals without a backbone
- Earth orbiting the Sun
- microorganisms
- absorb light energy
- converting mass to energy
- Generating heat
- remains of prehistoric life
animals without a backbone