Q: What is the first classification of igneous rocks? Choices: - size - color - weight - composition A:
composition

Q: Plant-like protists are autotrophs capable of what process? Choices: - sexual reproduction - microevolution - regeneration - photosynthesis A:
photosynthesis

Q: Q: Where do streams often start? Choices: - valleys - oceans - plains - mountains A:
A: mountains

Question: Q: What are surrounded by a cell wall consisting of peptidoglycan? Choices: - viruses - protozoa - amoeba - bacteria A:
Answer: bacteria

*Question*
Q: Plastics are common examples of synthetic polymers of what abundant element? Choices: - silver - silicon - hydrogen - carbon A:
**Answer**
carbon

Q: Q: When the nucleus divides, the two chromatids that make up each chromosome separate from each other and move to opposite poles of the cell during this process? Choices: - spawning - cytokinesis - meiosis - mitosis A:
A: mitosis