Q: Bivalvia and gastropoda are classes of what phylum? Choices: - Insects - fishes - diatoms - mollusks A:
mollusks

Q: What is the process by which almost all plants make food? Choices: - reactions - digestion - melting - photosynthesis A:
photosynthesis

Q: What are species that are first to colonize a disturbed area called? Choices: - novel species - exploratory species - brave species - pioneer species A:
pioneer species

Q: What attracts the earth to the sun? Choices: - weight - light - the moon - gravity A:
gravity