Chapter Six ABiomes@
Study Guide
6.3 AGrassland, Desert, and Tundra Biome@
Objectives:
1) Describe the difference between tropical and temperate grasslands.
2) Describe the climate in a chaparral biome.
3) Describe two desert animals and the adaptations that help them survive.
4) Describe one threat to the tundra biome.
Key Terms: savanna, temperate grassland, chaparral, desert, tundra, permafrost
1) In climates that have less ____________________, forest biomes are replaced by
________________________, ________________________, and ________________________
biomes.
2) As less rain falls in these biomes, they change into ____________________ and
____________________ biomes.
3) As precipitation decreases in an area, the _______________________ of the species in the area also decreases.
4) Describe the
savanna._________________________________________________________________________
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5) What two biomes are savannas found between?
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6) What type of animals are found on the savanna? ____________________________________________________
7) When does the savanna burn and what does fire provide?
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8) What are two adaptations that savanna grasses have and what are their function? __________________________
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9) Why do some savanna trees lose their leaves during the dry season?
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10) How do savanna plants protect themselves from herbivores?
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11) Why do some savanna animals migrate?
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12) How do herbivores lessen competition?
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13) Describe the temperate grassland.
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14) What have temperate grasslands been replaced with?
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Why?
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15) Where are prairies, steppes and pampas?
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16) How do the mountains affect rainfall in North American grasslands?
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17) What are the functions of the roots in the prairie grasses?____________________________________________
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18) Describe how rainfall affects the growth of prairie grasses (fig. 20). ___________________________________
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19) Why do trees not survive on the grassland? ______________________________________________________
20) What adaptation do grazing animals have ? ______________________________________________________
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21) Why do some prairie animals live in burrows? ____________________________________________________
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22) How have farming and overgrazing changed the grasslands? _________________________________________
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23) Describe the chaparral.
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24) What is the climate of the chaparral?
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25) What are some common chaparral plants?
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26) What are three adaptations these plants have for survival? ___________________________________________
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27) What is a common adaptation of chaparral animals? ________________________________________________
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28) What is the greatest threat to the chaparral biome? _________________________________________________
29) Deserts are the ____________________ places on earth.
30) Describe the desert biome. ___________________________________________________________________
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31) How do mountains affect deserts? ______________________________________________________________
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32) Describe the adaptations that cactus have to survive in the desert? _____________________________________
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33) Why do plants roots spread out in the desert? _____________________________________________________
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34) What are five adaptations animals have to survive desert biomes?
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35) Describe the tundra biome.
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36) Define permafrost.
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37) What happens to the permafrost in the summer?
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What does this create and attract?
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38) What plants are found in the tundra? ____________________________________________________________
39) What are three adaptations that plants growing in the tundra have to survive?
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40) Why do birds migrate to the tundra in the summer?
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41) Why do caribou migrate through?
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42) Why wolves come to the tundra? _______________________________________________________________
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43) What adaptations do year round animal residents of the tundra have?
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44) What are two reasons why the tundra is so fragile? _________________________________________________
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45) How have humans disturbed the tundra biome?
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