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McGraw Science Unit A, Chapter 1 Review
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What is an vertebrate?
an animal with a backbone
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Explain how photosynthesis works.
Photosynthesis uses water and CO2 to create oxygen and sugar.
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Name the different structures of a plant.
Stem, roots, flowers, and leaves.
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True or False: Fish are invertebrates?
False: Fish are vertebrates that live in the water.
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True or False: All living things are called "organisms".
True.
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Explain the function of the roots.
The roots collect water and nutrients. They also hold the plant in the soil.
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What is an exoskeleton?
a hard outer covering
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What is an invertebrate?
an animal without a backbone
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Explain the function of the leaf?
Leaves collect sunlight, breathe, and make energy for the plant.
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Explain the difference between lungs and gills.
Lungs take in oxygen from the air. Gills take in oxygen from the water.
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True or False: Mammals give bith live and feed milk to their young.
True
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What do all living things need to survive?
Food, water, gases, and space.
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Explain the function of the stem?
The stem holds the plant upright and transports water and nutrients.
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What are the two things that living things do that non-living things don't?
Respond to their environment and reproduce.
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True or False: both reptiles and amphibians have scales
False. Reptiles have scales
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What are all living things made out of?
All living things are made out of cells.
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