Desert predators are most likely to be successful in finding their quarry _______.a.during the dayb.at nightc.before noond.after it rains
Humans evolved in the Eocene period.
Which of the following statements about the tundra is not true?a.The tundra has limited vegetation.b.There are two main categories of the tundra biome.c.Temperatures in the tundra can get below -20° F. d.The tundra biome does not support animal life.
Which of the following adaptations found in animals in deciduous forests protects against predators?a.fat storageb.migrationc.hibernationd.camouflage
Which of the following is not used to classify biomes?a.weather patternsb.continentc.dominant plant lifed.geographical terrain
Mosses are located in which zone of deciduous forests?a.tree stratumb.groundc.shrubd.herb
Which of the following is not true about the Sahara desert?a.it is almost as large as the United Statesb.occupies central and southern Africac.has sand dunes almost 600 feet highd.has a 3 million year history
Why do some plants in the tundra retain their dead leaves instead of shedding them?a.The plants absorb the nutrients in the dead leaves.b.The dead leaves insulate new buds from the cold.c.The dead leaves protect them from predatory insects.d.The dead leaves help them survive long periods of drought.
Which of the following is a way humans have impacted the rainforests, but not the tundra?a.oil drillingb.miningc.overgrazingd.logging
Which of the following changes in deciduous forests occurs in the winter?a.Trees regain their leaves.b.Trees block the flow of water and nutrients to their leaves.c.The leaves of trees begin to lose their chlorophyll.d.Trees live off of stored nutrients.
Jackrabbits’ large ears are an adaptation for _______.a.hunting preyb.enhanced hearingc.storing waterd.dissipating heat
Summarize the adaptations that allow the creosote bush to survive for up to 2 years without water.
Mammals do not live in the tundra, because the climate is too extreme.
What developments occurred from the Jurassic period to the Cretaceous period?
Which of the following animals is not found in the tundra?a.polar bearb.caribouc.pangolind.wolverine
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