Q: What is usually the prey of a protist? Choices: - pathogens - algae - proteins - bacteria A:
bacteria

Q: Anything that has mass and takes up space is considered what? Choices: - energy - light - power - matter A:
matter

Q: The only invertebrates than can fly belong to what broad group, which is highly successful? Choices: - spiders - birds - bats - insects A:
insects