Problem: OPTIONS:
- outside work
- extracurricular activity
- exploratory
- fieldwork
Q: Q: When scientists work in natural settings rather than a lab, it is called what? A:
Answer: fieldwork

Problem:OPTIONS:
- ten
- two
- five
- three

Q: How many chambers are in a reptiles heart? A:
****
A: three

Q: The earth's biomes are categorized into two major groups named what? A:
OPTIONS:
- icelandic and aquatic
- aquatic and galactic
- terrestrial and galactic
- terrestrial and aquatic
terrestrial and aquatic

Q: Mammals generally lack a cloaca and have a separate opening for the what? A:
OPTIONS:
- urinary tract
- tissues tract
- physical tract
- digestive tract

Answer: digestive tract

Question: Q: What forms when there is a difference in temperature between the land and the air? A:
OPTIONS:
- smoke
- tsunamis
- sandstorms
- fog
Answer: fog

input: OPTIONS:
- evaporation
- conduction
- convection
- radiation Now, answer this question: Q: Before the atmosphere became oxygenated, the planet was subjected to what harmful energy source, meaning the first organisms would have flourished where they were more protected? A:
A:
output:
radiation