Q: What cycle vital to plants includes a process called denitrification? Choices: - carbon cycle - sedimentation cycle - photosynthesis - nitrogen cycle A:
nitrogen cycle

Q: The small, egg-shaped organs that lie on either side of the uterus are called? Choices: - lungs - glands - kidneys - ovaries A:
ovaries

Q: What are substances that the body needs for energy, building materials, and control of body processes? Choices: - molecules - carbons - acids - nutrients A:
nutrients