BIO100/BIO 100 Biology Concepts Lesson 15 Quiz 12 (Answer 100%) - 91306

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1 of 20 Levels of CO2 will increase in the global atmosphere if global levels of photosynthesis increase. we continue to rely on fossil fuels. levels of cellular respiration on Earth are decreased. we increase the number of plants on Earth. 2 of 20 Type I survivorship curves are typical of a species that exhibit an intermediate number of offspring and an intermediate level of parental care. few offspring and poor parental care. few offspring and good parental care. many offspring and good parental care. 3 of 20 If a population's growth rate decreases as the population size approaches carrying capacity, the population's growth follows a(n) ______ model. exponential mathematical geometric logistic 4 of 20 What level of ecology is concerned with groups of individuals of different species? Community Tissue Population Ecosystem 5 of 20 Water-storing plants and deeply-rooted shrubs are plants that characterize tropical forests. chapparal. deserts savanna. 6 of 20 Opportunistic species typically are very long-lived. have a large number of offspring. are large-bodied. reach sexual maturity slowly. 7 of 20 What will be the approximate shape of the age-structure diagram of a rapidly increasing population? A rectangle A pyramid A circle An inverted pyramid 8 of 20 Which of the following lists only abiotic environmental factors? Food, temperature, fire, wind Soil minerals, oxygen level, light, predators Food, parasites, predators, competitors Wind, temperature, soil minerals, light 9 of 20 Which of the following would be most likely to have density-dependent effects on population growth? Fire Storms Food supply Drought 10 of 20 What name is given to the open ocean? Pelagic realm Thermocline Intertidal zone Aphotic zone 11 of 20 Competition among individuals of the same species is _______ competition. extraspecific intraspecific interspecific exospecific 12 of 20 Which of these biomes is maintained by fire? Temperate deciduous forest Tundra Chaparral Desert 13 of 20 The intentional release of a natural enemy to attack a pest population is called biological control. coevolution. sustainable resource management. integrated pest management. 14 of 20 What are estuaries? Regions where two rivers join A freshwater biome Regions where ocean water meets land Regions where fresh water and salt water mix 15 of 20 To determine the density of a rabbit population, you would need to know the number of rabbits and the factors that limit population growth. their birth rate. the area in which they live. their pattern of dispersion. 16 of 20 The temperate zones generally have a climate warmer than the tropics. are relatively wet. are the zones closest to the equator. have the coolest climates on Earth. 17 of 20 Water moves from land to the atmosphere through transpiration only. precipitation only. evaporation and precipitation. transpiration and evaporation. 18 of 20 The ecological footprint of the United States shows that Americans consume a disproportionate amount of food and fuel. is about the same as the global average. shows that its population size is increasing slowly. is lower than the global average. 19 of 20 Which of the following is a behavioral response to environmental variability? Evolutionary adaptation Growing a heavier coat of fur Migrating to a different location Growing a larger size 20 of 20 In the absence of limiting factors, what shape does a population's growth curve most closely resemble? S J U ?
Solution Description

1 of 20

Levels of CO2 will increase in the global atmosphere if

 global levels of photosynthesis increase.

 we continue to rely on fossil fuels.

 levels of cellular respiration on Earth are decreased.

 we increase the number of plants on Earth.

2 of 20

Type I survivorship curves are typical of a species that exhibit

 an intermediate number of offspring and an intermediate level of parental care.

 few offspring and poor parental care.

 few offspring and good parental care.

 many offspring and good parental care.

3 of 20

If a population's growth rate decreases as the population size approaches carrying capacity, the population's growth follows a(n) ______ model.

 exponential

 mathematical

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