Ques: Q: What term that shows how fast a population is growing includes new members added to the population over a given period, as well as old members removed from the population? Choices: - birth rate - population density - emigration - growth rate A:
Ans: growth rate

Ques: Q: A small molecule that binds to a larger molecule is known as a? Choices: - lipid - enzyme - oxide - ligand A:
Ans: ligand

Ques: Q: What element chemically weathers rock by combining with a metal? Choices: - nitrogen - carbon - hydrogen - oxygen A:
Ans: oxygen

Ques: Q: What do chemotrophs extract energy from? Choices: - liquid compounds - carbon compounds - fatty compounds - chemical compounds A:
Ans:
chemical compounds