Deciduous Forests — Unit test Answers

The marine biome _______.a.is a large ecosystem, but not larger than some terrestrial ecosystemsb.is characterized by four different zonesc.has little species diversityd.covers a small portion of the Earth’s surface

Which of the following is a characteristic typically not used to classify biomes? a. climate b. type of vegetation c. human activity d. geography Please select the best answer from the choices provided

Which of the following plant adaptations aids savanna plants during droughts?a.spinesb.water storagec.growth patternsd.bitter taste

Which of the following attributes is characteristic of savannas but not of grasslands?a.burrowing animalsb.droughts and firesc.shrubs and isolated treesd.a large number of grazing animals

Why are plants in the alpine biome typically low growing?a.They have limited access to nutrients.b.They have limited access to sunlight.c.They have too much access to water.d.The have access to nutrient-rich soil.

Deserts are only found near the equator.

Which of the following did not allow researchers to further explore below the ocean’s surface?a.ROV’sb.Alvinc.Palomaresd.Bathysphere

The arctic tundra can be found in _______.a.Greenlandb.Canadac.The United Statesd.all of the above

Which of the following adaptations enables deciduous trees to produce more food?a.thick barkb.stretching toward the sunc.leaf lossd.color change

Which of the following adaptations helps alpine animals survive the cold winter? a. reduced lung size b. low levels of hemoglobin c. hibernation d. large legs, ears, and tails Please select the best answer from the choices provided

Deciduous forests can only be found in North America.

Vines most successfully compete for sunlight in tropical rainforests by _______.a.climbing up into the canopyb.strangling the trees they grow onc.having broader leaves that absorb more lightd.having thick, woody stems

Which of the following would be the most important adaptation for a desert-dwelling animal to possess?a.heat dissipation structuresb.heat conserving structuresc.energy conserving behaviorsd.water conserving behaviors

Organisms that live in the chaparral have developed unique adaptations that aid in their survival. The California quail is a small, plump game bird with short wings that can be found in the chaparral regions of California. These birds can only fly short distances, and typically take cover in shrubs or other low-growing plants. They are active in the morning and at night. Photo by Dcrjsr How is the California quail adapted to live in the chaparral biome? a. tree-dwelling b. crepuscular activity c. nesting in trees d. moisture-rich diet Please select the best answer from the choices provided

Which of the following adaptations does not protect tundra organisms from heat loss?a.thick furb.retention of dead leavesc.dense haird.production of chemicals to ward off insects

The chaparral biome is best characterized by _______.a.large, contiguous regions of shrublandb.small regions interspersed with other biomesc.large noncontiguous regions interspersed with other biomesd.the animals dwelling in it

Which of the following is a characteristic differentiating tropical and temperate rainforests? a. the location b. the types of trees c. the average temperature d. all of the answers are correct Please select the best answer from the choices provided

Human impacts on biomes are best characterized by _______.a.increased fossil fuel usageb.industrial pollution of landfillsc.interruption of natural biome processesd.sewage contamination of groundwater

Which of the following adaptations is typical of marine mammals?a.thick layer of blubberb.body covered in thick furc.webbed hands and feetd.breathing apparatus on the sides of the head

Biomes on Earth have exhibited changes throughout history that have been caused by a variety of factors. Over the past 50 years, the amount of tropical rainforest acreage found throughout the world has decreased from 14.8 billion acres to 8.6 billion acres due to deforestation. What factor is likely most responsible for the changes observed in the world’s rainforests? a. volcanic activity b. human activity c. temperature changes d. solar eclipses Please select the best answer from the choices provided