Biology Exam 3

What must happen for the mark-recapture method to give an accurate population count? A. The marked individuals must mix with unmarked individuals. B. The marked individuals must be avoided during the second capture. C. Only marked individuals must be counted after the second capture. D. Small numbers of individuals must be counted during both captures.

A. The marked individuals must mix with unmarked individuals

How do greenhouse gases in the atmosphere affect Earth's radiation budget? A. They increase the trapping of infrared radiation emitted by Earth's surface. B. They decrease the trapping of infrared radiation emitted by Earth's surface. C. They increase the incoming solar radiation reflected back to space by Earth's atmosphere. D. They decrease the incoming solar radiation reflected back to space by Earth's atmosphere.

A. They increase the trapping of infrared radiation emitted by Earth's surface.

Which set of biomes is correctly placed in order from lowest to highest peak annual temperature? A. Tundra, temperate shrubland and woodland, desert B. Tropical seasonal forest and savanna, boreal and temperate evergreen forest, tundra C. Desert, temperate deciduous forest, tropical rainforest D. Tropical rainforest, temperate shrubland and woodland, boreal and temperate evergreen forest

A. Tundra, temperate shrubland and woodland, desert

Suppose a population of birds is being counted using the mark-recapture method. Which change occurring between the first and second captures will impact the accuracy of the results? A. Another bird species migrates into the same habitat. B. Many new chicks of the bird species being counted hatch. C. A drop in temperature forces the birds to consume food at an increased rate. D. A change in extent of ground cover inhibits nest-building activity by the birds.

B. Many new chicks of the bird species being counted hatch

The diagram shows the paths taken by radiation after being absorbed by the Earth's atmosphere and surface. How would the diagram change if the levels of carbon dioxide in Earth's atmosphere were dramatically reduced? A. The uppermost arrow showing the total amount of infrared radiation lost to space would be much smaller. B. The lower arrow for back radiation within the atmosphere would be much smaller. C. The middle arrow showing the amount of radiation leaving through atmospheric transmission would be much smaller. D. The diagram would show no change.

B. The lower arrow for back radiation within the atmosphere would be much smaller.

Which set of biomes is placed in correct order from most to least biologically diverse? A. Boreal and temperate evergreen forest, temperate grassland, temperate shrubland and woodland B. Tropical rainforest, temperate deciduous forest, tundra C. Temperate shrubland and woodland, desert, tropical seasonal forest and savanna D. Tundra, tropical deciduous forest, desert

B. Tropical rainforest, temperate deciduous forest, tundra

Populations of which aquatic organism are eligible to be counted using the mark-recapture method? A. Sea anemone B. Trout C. Seagrass D. Coral

B. Trout

Precipitation tends to be _______ on the _______ side of a mountain because water vapor _______ as it rises there. A. lower; windward; expands B. higher; windward; condenses C. lower; leeward; condenses D. higher; leeward; expands

B. higher; windward; condenses

The information in the table provides general descriptions of a mountain region and its eastern and western sides. Based on this information, where would you most likely find a large water resource and in what direction would the prevailing winds blow? A. A large body of water lies to the west of the mountains, and prevailing winds blow from west to east. B. A large body of water lies to the east of the mountains, and prevailing winds blow from west to east. C. A large body of water lies to the east of the mountains, and prevailing winds blow from east to west. D. A large body of water lies to the west of the mountains, and prevailing winds blow from east to west.

C. A larger body of water lies to the east of the mountains, and prevailing winds blow from east to west.

A biologist used the mark-recapture method to study the sizes of two different populations of the same lizard species. Based on these data, how do the population sizes compare? A. Populations 1 and 2 are identical. B. Populations 1 and 2 are almost the same. C. Population 1 is larger than population 2. D. Population 1 is smaller than population 2.

C. Population 1 is larger than population 2

The table shows data representing three planets: Venus, Earth, and Mars. Use information provided in the tutorial to help you think about what the data show. Which of the following statements must be true about the atmospheres on these three planets? A. The types of gases in their atmospheres explain the surface temperatures observed for these planets. B. The percentage compositions of their atmospheres explain the surface temperatures observed for these planets. C. The total quantities of gases making up each planet's atmosphere are likely to be important to explain their surface temperatures. D. The total quantities of gases making up each planet's atmosphere likely have no influence on the surface temperatures observed for these planets.

C. The total quantities of gases making up each planet's atmosphere are likely to be important to explain their surface temperatures.

Which biome has the greatest variation in rainfall over a one-year period? A. Tropical rainforest B. Temperate shrubland and woodland C. Tropical seasonal forest and savanna D. Temperate deciduous forest

C. Tropical seasonal forest and savanna

Which statement about moist air moving over a mountain is correct? A. As air rises on the windward side of a mountain, it expands and becomes warmer. B. As air rises on the windward side of a mountain, it contracts and becomes cooler. C. As air falls on the leeward side of a mountain, it expands and becomes warmer. D. As air falls on the leeward side of a mountain, it contracts and becomes warmer.

D. As air falls on the leeward side of a mountain, it contracts and becomes warmer.

Based on information provided in the tutorial, which of the following describes the type of radiation that could be absorbed and emitted by Earth? A. Earth absorbs long-wave infrared radiation and emits short-wave visible and ultraviolet radiation. B. Earth absorbs long-wave visible and ultraviolet radiation and emits short-wave infrared radiation. C. Earth absorbs short-wave infrared radiation and emits long-wave visible and ultraviolet radiation. D. Earth absorbs short-wave visible and ultraviolet radiation and emits long-wave infrared radiation.

D. Earth absorbs short-wave visible and ultraviolet radiation and emits long-wave infrared radiation.

The Cascade Mountains bisect the state of Washington into western and eastern portions. The western portion is bounded on its western border by the Pacific Ocean. The eastern portion is bounded on its eastern border by the state of Idaho. What might you predict about these two portions based on the information presented in the tutorial? A. Eastern Washington is wetter than western Washington. B. Eastern Washington is more humid than western Washington. C. Eastern Washington has more vegetation than western Washington. D. Eastern Washington has a higher proportion of drought-resistant vegetation than western Washington.

D. Eastern Washington has a higher proportion of drought-resistant vegetation than western Washington.

Which factors are important in determining the type of biome that characterizes a particular region? Use the activity to help you select the correct answer. A. Land area and latitude B. Longitude and temperature C. Precipitation and land area D. Temperature and precipitation

D. Temperature and precipitation