Q: Laid on dry land by reptiles, amniotic eggs have what that prevents them from drying out? Choices: - double shells - double yolks - oil coating - waterproof membranes A:
waterproof membranes

Q: What is the term for the hard covering that protects insects, crustaceans, and spiders? Choices: - endoplate - endoskeleton - exoplate - exoskeleton A:
exoskeleton

Q: Q: What is the name for a molecule with two atoms? Choices: - hydrostatic - ionized - covalent - diatomic A:
A: diatomic

Question: Q: What are the female gametes that form in the ovaries? Choices: - sperm - spermatozoa - genes - eggs A:
Answer: eggs

*Question*
Q: Explanations of some aspect of the natural world based on repeated observations are termed what? Choices: - scientific insights - scientific thoughts - scientific guesses - scientific theories A:
**Answer**
scientific theories

Q: Q: What form of radiation is the energy emitted by the sun? Choices: - seismic - magnetic - thermal - electromagnetic A:
A: electromagnetic