Q: The right side of the heart collects what type of blood from the body? Choices: - oxygen-rich - dioxide-poor - potassium-rich - oxygen-poor A:
oxygen-poor

Q: What system is the spinal cord related to? Choices: - circulatory system - lymphatic system - digestive system - nervous system A:
nervous system

Q: Q: What system in the human body makes white blood cells that protect the body from diseases? Choices: - cardiovascular system - renal system - reproductive system - lymphatic system A:
A: lymphatic system

Question: Q: Vinegar is a solution of which acid? Choices: - boric - magnesium - crystalline - acetic A:
Answer: acetic

*Question*
Q: Some hormones produced by the anterior pituitary regulate the production of hormones by other tissues belonging to what system? Choices: - nervous - digestive - cardiovascular - endocrine A:
**Answer**
endocrine

Q: Sediments in oligotrophic lakes contain large amounts of what? Choices: - algae - fertilizer - igneous rocks - decomposable organic matter A:
decomposable organic matter