Q: What living things are considered photoautotrophs because they use sunlight and carbon from carbon dioxide to synthesize chemical energy in the form of carbohydrates? Choices: - protazoa - bacteria - moulds - plants A:
plants

Q: What element enters the body when an organism breathes? Choices: - helium - water - methane - oxygen A:
oxygen

Q: Q: Terminal pods are located at the end of what? Choices: - fruits - leaves - spines - stems A:
A: stems

Question: Q: If water from a spring can't flow downwards, it can spread out to form one of 2 things. what are they? Choices: - lake or ocean - ocean or sea - ocean or river - pond or lake A:
Answer: pond or lake

*Question*
Q: Most oxygen in blood is bound to a protein called what, and carried to the tissues? Choices: - platelete - hydrogen - plasma - hemoglobin A:
**Answer**
hemoglobin

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