chapter 6 test
a chaparral biome receives an average of how many inches of rainfall every year? a. 1-9 in b. 10-17 in c. 20-27 in d. 30-37 in
b
climate changes affects the growth and productivity of a forest a. true b. flase
a
the taiga experiences 3 seasons? a. true b. false
b
animals that live in the desert a. hibernate in winter b. are usually nocturnal c. usually have think skin to absorb water d. include camels, moose, and various reptiles
b
biomes a. contain two ecosystems hence the name biome b. are usually described by their vegetation c. exist in limited regions of the world d. all of the above
b
chaparral biomes are often mistakes as a taiga biome a. true b. false
b
how long are the taiga winters a. 1-5 month b. 6-10 months c. 11 months d 12 months
b
majority of the animals in the chaparral biome have an adaptation to be a. resistant to water b. camouflaged c. domesticated d. all of the above
b
the deforestation of the rain forests may cause climate changes which in turn may affect a. acid precipitation b. flooding c. smog d. habitat destruction
b
the distance north of south of the equator, as measured in degrees, is called a. altitude b. latitude c. longitude d. magnitude
b
the temperate deciduous forest's first layer is the herb layer a. true b. false
b
tropical rain forests cover about #% of landmass on earth a. 3% b. 7% c. 25% d. 68%
b
what are 3 examples of herbivores that plants in the savanna feed a. antelopes, zebras, and jackals b. antelopes, giraffes, and elephants c. lizards, coyotes, and birds d. monkeys, giraffes, birds
b
Grasslands, such as the prairies of North America a. Are suitable for corn and wheat, but not suitable for soybeans b. are threatened by soil erosion because native grasses have been damaged or destroyed by plowing and overgrazing c. support almost no animal life now that the millions if buffalo that once roamed there aregone d. support a rich layer of dense grasses because they receive at least 250 cm of rain per year
A
if you visited a savanna you would likely see a. large heard of grazing animals, such as rhinos, gazelles, and giraffes b. a dense forest c. snow and ice d. a coastal ecosystem
A
biomes with higher temperatures and less precipitation tend to have a. shorter and less dense vegetation b. taller and denser vegetation c. taller and less dense vegetation d. shorter and denser vegetation
a
it is estimated that 40,000 plant species live in the rain forests? a. true b. false
a
the tundra a. has a layer of soil that is permanently frozen beneath the top soil b. is too cold to support insect life c. is resistant to environmental damage because it is usually frozen d. all o the above
a
tropical rain forests are threatened by a. deforestation and the trade of rain forest plants and animals b. a decrease in the average temperature at the equator c. a decrease in rainfall at the equator d. a thinning of the soil
a
what are savanna grasslands in Australia called? a. bush b. pitch c. prairie d. steppes
a
what is another name for a taiga a. borreal forest b. conifer forest c. coral reef d. tree forest
a
which of the following is not true about temperate deciduous forests? a. trees grow lush green leaves in the spring, but loose their leaves in the late summer b. the soil is rich, and plants cover much of the forest floor c. animals such as squirrels, bears, and deer find food in the form of nuts, berries, and leaves d. both a and b
a
which of the following best describes a tropical rain forest? a. dense, thick soil that supports a dense layer of plants on the forest floor b. species of animals with specialized ways of surviving in order to avoid competition c. very few species of trees, due to poor soil quality d. plants and animals that are very similar due to year-round warmth and moisture
b
which of the following would you expect to see in the emergent layer of a tropical rain forest a. grasses, insects, and small succulents b. eagles, bats, and snakes c. lichens, mosses, and dwarf woody plants d. epiphytes, small burrowing mammals, and burrowing toads
b
Which of the following s an adaptation of coniferous trees in the taiga a. they have shallow root system, due to the acidic soil b. they have leaves that retain water, due to their shape and waxy coating c. they have a unique overall shape in order to accumulate snow, which acts as a heavy insulating layer d. all of the above
c
all to the following are characteristics of temperate rain forests except a. high humidity and moderate temperatures b. abundant mosses, ferns, and lichens c. low rainfall in summer but abundant snow in winter d. large evergreen trees, such as sitka spruce and douglas fir
c
as you travel from the north pole toward the equator, you would expect to see a. tropical rain forests, then desserts, then taiga b. temperate deciduous forests, then taiga, then tropical rain forests c. tundra, then grasslands, then tropical rain forests d. taiga, then dessert, then tundra
c
chaparral plants usually survive fires because a. they contain oils that act as natural fire extinguishers b. water is stored in their small. leathery leaves c. they can re-sprout from small amounts of surviving plant tissues d. they have deep root systems that keep them moist during a fire
c
desserts are a. covered with sand and contain no plant life b. found only in north america c. often formed on the dry side of mountain ranges d. never located in cooler climates
c
how much of the medicine we use in everyday life comes from rain forest plants? a. 1/8 b. 1/3 c. 1/4 d. 1/12
c
in the temperate deciduous forest, temperature can soar up to a. 75f b. 85f c. 95f d. 105f
c
one environmental concern in temperate deciduous forests involves a fungus killing the inside of a tree. what is it called? a. acorn blight b. black walnut blight c. chestnut blight d. pathogenic blight
c
taiga is a. a cold treeless desert-like biome found near the north and south poles b. found mostly in Africa c. a forest biome dominated by coniferous trees, such as pine, fir, and spruce d. a dry, rocky, biome found in the central part of south america
c
what types of vegetation are savannas dominated by a. herbs and small plants b. nothing grows in the savanna c. shrubs, grasses, and small tree d vines
c
Adaptations demonstrated by plants in tropical forests include a. trees with above ground roots called buttresses, which increase stability b. orchids and vines hat use tall tree trunks for support c. herbs with large flat leaves located in the understory d. all of the above
d
adaptations of dessert animals that help them survive in the hot, dry desert often include a. searching for water at midday b. thin skin that readily absorbs water c. large, bulky size to retain body heat on cold nights d. searching or food at night
d
the average yearly temperature in the chaparral biome is a. 34 F b. 44 F c. 54 F d. 64 F
d
the main factor that determines what type of plants grow in a biome is a. temperature b. precipitation c. altitude d. both a and b
d
which of the following adaptations are used by animals of the arctic tundra a. rodents burrow underground for winter protection b. deer and foxes use seasonal camouflage c. geese and caribou migrate to avoid predators d. all of the above
d
which of the following is located primarily in coastal areas that have Mediterranean style climates with warm, dry summers and mild, wet winters a. tall grass praire b. savanna c. tundra d. chaparral
d
which of the following statements is not correct? a. grasslands have rich soil that supports abundant plant life b. he tundra is a fragile biome because conditions are severe, and the ecosystem is easily disrupted c. chaparral fires are beneficial because they destroy trees that compete for light and space d. tropical rain forests are resistant to change because the plants contain so many nutrients
d
you are walking through a forest that gets large amounts of rain, has high humidity, and has moderate temperatures year round. Where might you be located? a. somewhere near the equator b. somewhere near the arctic circle c. in a forest with the greatest diversity d. the pacific northwest
d