Test
BIO311D Levin Exam 1 Sp2018
Preguntas del test (24)
1According to Rapoport's rule:
- Aspecies in the tropics have higher productivity than those elsewhere
- Bspecies in temperate areas have smaller ranges than those in the tropics
- Cspecies in the tropics are more specialized than those elsewhere
- Dthere is more competition among tropical species than temperate species
- Enone of the above
2Most of the energy in an ecosystem:
- Agoes into the ground as organic matter
- Bis passed on to the next trophic level
- Cends up as new growth
- Dis lost as respiratory heat
- Enone of the above
3Which of the following diseases is most likely to increase in Europe because of global warming?
- Apolio
- Btuberculosis
- CAIDS
- Dmalaria
- Esmallpox
4which of the following situations is not an example of density-dependent mortality in response to some disease?
- A4000 individuals and 200 died; 6000 individuals and 300 died
- B6000 individuals and 100 died; 3000 individuals and 100 died
- C7000 individuals and 1000 died; 2000 individuals and 200 died
- D1000 individuals and 400 died; 2000 individuals and 400 died
- Eall are examples of density
- Fdependent mortality
5Which of the following situations involves biological control?
- Adingos killing kangaroos in Australia
- Bthe bubonic plague killing hundreds of thousands of Europeans in 1348
- C/Cactoblastis/ control of /Opuntia/ in Australia
- DRanchers killing invasive rabbits in Australia
6During periods of global cooling, you would expect insect species in Argentina to move _____ and _______.
- Asouthward, lower elevations
- Bnorthward, higher elevations
- Cnorthward, lower elevations
- Dsouthward, higher elevations
7The level of cesium 137 in the herbivores of an ecosystem is 0.03 ppm. The cesium 137 level in carnivores is 30 ppm. The level of cesium 137 in carnivores is _________ times greater than in herbivores.
- A10
- B100
- C1,000
- D10,000
- E100,000
8Which of the following is a requirement for a species diversity gradient?
- Atropical climate
- Blow precipitation
- Cchange in longtitude
- Dchange in the environment in space
- Enone of the above
9The greenhouse gas responsible for the depletion of atmospheric ozone is:
- Acarbonic acid
- Bcarbon dioxide
- Cmethane
- Dnitrous oxide
- Echlorofluorocarbon
10The amount of energy captured per unit area per unit time is a measure of the wheat's:
- Agross primary productivity
- Bnet primary productivity
- Ccellular respiration
- Decological efficiency
- Erate of respiration
11If two species were competing and one did not drive the other to extinction, we may assume that:
- Athe species were competing for the same resources
- Bthe K value for each species would be less than if the species were growing alone
- Cthe fundamental niches of both species contracted
- Dthe realized niches of both species expand to compensate for the presence of the other
- Enone of the above
12As the number of species decreases on an island, the extinction rate ________ while the immigration rate __________.
- Aincreases, decreases
- Bdecreases, decreases
- Cincreases, increases
- Ddecreases, increases
13When we check out eggshell thickness in many European bird species, we will see a that a marked decline began in _________ due to DDT use.
- Athe late 1920s
- Bthe late 1930s
- Cthe late 1940s
- Dthe mid 1950s
- Ethe early 1980s
14Hunter-gatherer and agricultural societies tend to __________ diversity in culturally unimportant species relative to the scientific community.
- Aunderdifferentiate
- Bhypodifferentiate
- Coverdifferentiate
- Dmesodifferentiate
- Ehyperdifferentiate
15Which of the following pairs would be features of a nuclear winter?
- Aacid rain, increase in temperature
- Breduced light, reduced levels of soil nutrients
- Creduced light, reduced temperature
- Dreduced oxygen levels in atmosphere, increased nitrogen levels in the atmosphere
16If the earth cooled a significant number of degrees, the biome we see throughout Tennessee would become a:
- Aconiferous forest
- Bgrassland
- Cchaparral
- Ddesert
17Metabolic rates per gram of tissue are higher in __________ than in ________.
- Alions, squirrels
- Bbears, cats
- Cmice, deer
- Dcows, rats
18The climax species at Glacier Bay is the:
- Abeech
- Bmaple
- Cspruce
- Dpine
19The plants of 64-million years old fossils found in Colorado are similar to plants found today in:
- APennsylvania
- BIndonesia
- CIraq
- DJapan
- EArgentina
20The most productive ecosystem of those listed below is:
- Atemperate forest
- Bswamps and estuaries
- Ctemperate grassland
- Docean
- Econiferous forest
21Based on the number of species already described and additional information, there are likely to be between _________ million species of all kinds on the face of the earth today
- A1-2
- B3-4
- C5-10
- D20-25
- E30-40
22According to World Conservation Union (IUCN), one of the following pairs of species is threatened with extinction. Which pair?
- Aorangutans and gorillas
- Bchimpanzees and lemurs
- Cpolar bears and brown bears
- Dlions and tigers
- Enone of the above
23The term "reproductive effort" refers to:
- Athe percentage of energy capture by photosynthesis that is allocated to growth
- Bthe number of calories it takes for plants to produce flowers, fruits, and seeds
- Cthe proportion of the respiratory heat that does into reproduction
- Dthe ratio of reproductive productivity to the gross productivity
- Enone of the above
24Acid rain contains:
- Ahydrochloric and nitric acids
- Bsulfuric and lactic acids
- Cacetic and boric acids
- Dnitric and sulfuric acids
- Enone of the above
Información
- Descripción
- Test sobre BIO311D Levin Exam 1 Sp2018, creado por Shamiran C Prater el 09/05/2018.
- Autor
- Shamiran C Prater
- Idioma
- English
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