Answer the following question given this paragraph: Autotrophs make their own food. Heterotrophs get food by eating other living things. Q: How do autotrophs get food? Choices: - From Water - Soak up from host cell - From Plant matter - make their own A:
make their own
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Answer the following question given this paragraph: Colonial organisms were probably one of the first evolutionary steps towards multicellular organisms. Algae of the genus Volvox are an example of the bridge between colonial organisms and multicellular organisms. Each Volvox , shown in Figure above , is a colonial organism. It is made of up to 50,000 photosynthetic flagellate algae that are grouped together into a hollow sphere. Volvox live in a variety of freshwater habitats, and were first reported by Antonie van Leeuwenhoek in 1700. Q: Colonial organisms were probably one of the first evolutionary steps towards which type of organisms? Choices: - double cellular - mutated - fetus - multicellular A:
multicellular
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Answer the following question given this paragraph: Flowering vascular plants also have diverse leaves. However, the leaves of all flowering plants have two basic parts in common: the blade and petiole (see Figure above ). The blade of the leaf is the relatively wide, flat part of the leaf that gathers sunlight and undergoes photosynthesis. The petiole is the part that attaches the leaf to a stem of the plant. This occurs at a node. Q: The leaves of all of what type of plants have two basic parts in common: the blade and petiole? Choices: - perennials - deciduous - evergreen - flowering plants A:
flowering plants
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Answer the following question given this paragraph: Radio telescopes collect radio waves and are sometimes used in large arrays. Q: What does an array of radio telescopes collect? Choices: - thermal waves - light waves - microwaves - radio waves A:
radio waves
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