Answer the following question given this paragraph: The process in which a liquid changes to a solid is called freezing . The temperature at which a liquid changes to a solid is its freezing point. The freezing point of water is 0C (32F). Other types of matter may have higher or lower freezing points. For example, the freezing point of iron is 1535C. The freezing point of oxygen is -219C. Q: What is the process by which a liquid changes to a solid? Choices: - melting - vaporizing - boiling - freezing A:
freezing
Answer the following question given this paragraph: Amphibians reproduce sexually with either external or internal fertilization. They may attract mates with calls or scents. They do not produce amniotic eggs, so they must reproduce in water. Their larvae go through metamorphosis to change into the adult form. Q: Through what method or methods of fertilization do amphibians sexually reproduce? Choices: - asexual or sexual - mitosis and meiosis - spawning or budding - external or internal A:
external or internal
Q: Answer the following question given this paragraph: Sugars are simple carbohydrates. Molecules of sugars have relatively few carbon atoms. Glucose (C 6 H 12 O 6 ) is one of the smallest sugar molecules. Plants and some other organisms make glucose in the process of photosynthesis. Living things that cannot make glucose obtain it by consuming plants or these other organisms. Q: Glucose is an example of what simple carboyhydrates with relatively few carbon atoms? Choices: - solvents - mixtures - acids - sugars A:
A: sugars
Question: Answer the following question given this paragraph: Each kidney has more than a million nephrons, which are the structural and functional units of the kidney. Each nephron is like a tiny filtering plant. Q: What are the structural and functional units of the kidney called? Choices: - Ions - caldrons - aeons - nephrons A:
Answer: nephrons
*Question*
Answer the following question given this paragraph: The image below shows the way in which a blocked coronary artery can cause a heart attack. The loss of oxygen to the heart muscle cause that part of the tissue to die. Maybe one day, stem cell therapy will allow for the replacement of the dead cells with new cardiac muscle cells. Q: The loss of oxygen to the heart muscle causes that part of the tissue to what? Choices: - beat harder - thrive - beat erratically - die A:
**Answer**
die
Answer the following question given this paragraph: Q: Name the closest living relatives of tetrapods? Choices: - shrimp - spinefishes - lumpfishes - lungfishes A:
lungfishes