Q: What is the most common life form in the ocean? Choices: - algae - kelp - coral - plankton A:
plankton

Q: What state of matter is like a liquid in that particles are in contact with each other, but unlike liquids in that the intermolecular forces are strong enough to hold the particles in place? Choices: - plasmas - gases - fluids - solids A:
solids

Q: Q: What property are alkali metals at room temperature? Choices: - mixed - liquid - solid - solid A:
A: solid

Question: Q: What is the process that allows organisms with better traits to survive and produce? Choices: - spontaneous mutation - adaptation - succession - natural selection A:
Answer: natural selection

*Question*
Q: The radius of an atom is defined as one-half the distance between the nuclei in a molecule consisting of two identical atoms joined by what? Choices: - metallic bond - ionic bond - hydrogen bond - covalent bond A:
**Answer**
covalent bond

(Q).
Q: What type of cells are multiple small spaces located in the right and left sides of the ethmoid bone? Choices: - alveoli - ethmoid vacuoles - amniotic sacs - ethmoid air cells A:
(A).
ethmoid air cells