Answer the following question given this paragraph: The lungs are the main organs of the respiratory system. This is where gases are exchanged between the air and the blood. Gases are also transported by the blood and exchanged between the blood and all the cells of the body. Q: What are the main organs of the respiratory system? Choices: - ovaries - intestines - kidneys - lungs A:
lungs
Answer the following question given this paragraph: Consumers are organisms that depend on other organisms for food. They take in organic molecules by essentially "eating" other living things. They include all animals and fungi. (Fungi don't really "eat"; they absorb nutrients from other organisms. ) They also include many bacteria and even a few plants, such as the pitcher plant in Figure below . Consumers are also called heterotrophs. Heterotrophs are classified by what they eat:. Q: Consumers are organisms that depend on other organisms for what? Choices: - knowledge - reproduction - shelter - food A:
food
Q: Answer the following question given this paragraph: Scientific theories are broad explanations that are widely accepted as true. This is because they are supported by a great deal of evidence. Q: What are broad explanations that are widely accepted as true? Choices: - scientific experiments - informal theories - scientific hypotheses - scientific theories A:
A: scientific theories
Question: Answer the following question given this paragraph: Bread has little holes in it from carbon dioxide produced by yeast. Q: Bread has little holes in it from carbon dioxide produced by what? Choices: - sugar - water - bacteria - yeast A:
Answer: yeast
*Question*
Answer the following question given this paragraph: Q: What is released when catabolic pathways break down complex molecules? Choices: - hydrogen - oxygen - food - energy A:
**Answer**
energy
*Question*
Answer the following question given this paragraph: Q: What kind of parasites are nearly all ticks that live on the body surfaces of reptiles or mammals? Choices: - helminths - protozoa - ectoparasites - bloodsucking A:
**Answer**
bloodsucking