Fact 1: Most amphibians breathe with gills as larvae and with lungs as adults. Fact 2: All frogs are amphibians. Given the two facts above, an example of organisms that breathes with gills as larvae and with lungs as adults are?

OPTIONS:
- mollusk
- salmon
- a fish
- harmful
- reptile
- amoeba
- frogs
- arachnid

Answer: frogs

Problem: OPTIONS:
- sound
- sensory neurons
- Decibels
- electronic waves
- progesterone
- Vibrates
- pheromones
- radio waves
Q: Fact 1: Ants communicate with chemicals called pheromones. Fact 2: Ants are of extreme importance in the insect world. Given the two facts above, how do some insects communicate?
Answer: pheromones

Problem:OPTIONS:
- ova
- nest
- Fetus
- tube
- ovum
- Mouth
- Egg
- Anus

Fact 1: Sperm had to swim from male to female reproductive organs for fertilization. Fact 2: Fertilization is the penetration of the egg by a sperm. Given the two facts above, where does sperm go after it leaves the male?
****
A: Egg

Fact 1: Along tail can be used to move through water by an animal. Fact 2: Thresher sharks are long-tailed subtropical fish that swim along the surface. Given the two facts above, what do thresher sharks move through?
OPTIONS:
- biome
- rivers
- Fish
- oceans
- Soil
- Sediment
- gills
- Water
Water

Fact 1: Some precipitation that falls on land may soak into the ground, becoming groundwater. Fact 2: Autumnal pools fill during the fall with rising groundwater. Given the two facts above, some precipitation that falls on land may fill what?
OPTIONS:
- loose soil
- important habitats
- autumnal pools
- swamp vegetation
- storing water
- mouth of rivers
- Sediment
- loose dirt

Answer: autumnal pools

input with options: Fact 1: Chemical weathering causes iron in rock to oxidize. Fact 2: Chemical weathering is the chemical disintigration of rocks. Given the two facts above, what causes iron in rocks to oxidize?
OPTIONS:
- a tree falling
- oxidation reaction
- exposure to cold
- chemical disintegration
- hydrogen and oxygen
- basic building blocks of life
- fissures of hot, acidic water
- flow of electrons
output:
chemical disintegration