Download Practice Test `10

Name_______________________________ Class_______ Date_____
BI431 Test: Summer Study
PRINT (ALL CAPS) the most correct letter in the blank provided.
_____ 1. Extremophiles are a type of
A) Eubacteria
B) Archaea C) Amoebae
D) Eukarya
E) Flagellates
_____ 2. In a cladistic scheme of classification, chimpanzees belong in family
A) Ponginae
B) Homininae C) Orangutaninae D) Gorillinae
E) Chimpanzeeinae
_____ 3. Organisms that lack nuclei and chromosomes and reproduce by binary fission are in Kingdom
A) Prokaryotae B) Fungi C) Protista
D) Plantae
E) Animalia
_____ 4. The characteristics of metamorphosis, ectothermy, smooth non-scaly and moist skin, a vertebral column,
movable eyelids, and an eardrum are most-closely associated with the
A) bony fish B) reptiles C) amphibians D) birds E) mammals
_____ 5. Plants that lack chambers to enclose developing seeds and produce seeds within cones are called
A) Bryophytes B) Seedless Plants C) Angiosperms
D) Gymnosperms
E) monocots
_____ 6. An organism group that is mostly terrestrial, capable of flight, and has a body consisting of 3 parts (head,
thorax, and abdomen) is a
A) mollusk
B) insect C) amphibian
D) crustacean
E) arachnid
_____ 7. Humans are in taxonomic order
A) animalia B) chordata
C) hominidae
D) mammalia E) Primates
_____ 8. Caddisfly larvae are best classified into different genera by their
A) case characteristics
B) color
C) number of legs
D) body size
E) mode of reproduction
_____ 9. Keys that allow one species to be distinguished from another based on a list of statements are called
A) binomial B) dichotomous
C) taxonomic
D) holistic
E) cladistic
_____10. All of the following are part of a Serengeti community except the
A) elephant B) baboon
C) water
D) tree
E) grass
_____11. The northern regions of Eurasia are largely
A) grassland
B) savanna
C) tundra
D) boreal forest
E) temperate forest
_____12. Rich soils, moderate rainfall (750-1000 mm annually), and sufficient growing seasons have resulted in
the demise of the
A) tundra
B) chaparral
C) tropical rain forest
D) temperate forest
E) boreal forest
_____13. The greatest determinant of solar influx in an area on earth is the _____ of the area.
A) rainfall B) climate
C) topography
D) latitude
E) longitude
_____14. The highest humidity in an microclimate of desert is at/in
A) the surface
B) area under a rock
C) high air
D) low air
E) a burrow
_____15. Light intensity and humidity are _______ in the vertical stratification of a tropical rainforest.
A) oppositely related
B) directly related
C) not related
D) randomly related
_____16. The highest oxygen levels on a lake during the summer are at the
A) surface
B) depth of 1 meter
C) depth of 3 meters
D) depth of 3 meters
E) bottom of the lake
_____17. Seashore zonation is most restricted along beaches where
A) tidal variation is limited
B) tidal variation is moderate
C) tidal variation is extreme
D) sunlight is most intense
E) humidity is high
_____18. Most organisms are found living in their
A) unavailable niche
B) marginal niche
C) preferred niche
D) areas outside their tolerance range
_____19. Dingos are least likely to be found in which habitat?
A) riverine
B) stony
C) floodplain
D) hills
_____20. The ________ exclusion principle states that organisms occupying the same niche cannot coexist.
A) Biology restricted
B) Allan limited
C) Niche overlap
D) Preferred niche
E) Gause's competitive
_____21. The European mole has a keen sense of _____ and a ______ for burrowing
A) touch, wide body
B) smell, buttressed head and neck
C) sight, narrow body
D) taste, long arms
E) smell, large body
_____22. Which of the following would feed from the most trophic levels?
A) producer
B) first-order consumer
C) 2nd-order consumer
D) detritivore
Name_______________________________ Class_______ Date_____
BI431 Test: Summer Study
_____23. The fastest ecological succession times are found in
A) primary succession
B) secondary succession in cleared land
C) gap rainforest regeneration
D) areas of bare rock
E) cleared patch of rainforest
_____24. Which of the following break down dead material extracellularly?
A) detritivore
B) producer
C) first-order consumer
D) second-order consumer E) decomposer
_____25. Which of the following has the greatest amount of energy available?
A) producer B) first-order consumer C) second-order consumer
D) decomposer
E) detritivore
_____26. The energy transfer between trophic levels is often reported as
A) 10%
B) 25%
C) 50%
D) 75%
E) 90%
_____27. Biomass pyramids are better than numbers pyramids to express the trophic structure relationships because
A) biomass pyramids usually are larger on the bottom than the top
B) biomass pyramids are usually larger on the top than the bottom
C) biomass pyramids are easier to construct
D) biomass pyramids are much smaller than corresponding numbers pyramids
_____28. The form of nitrogen available to plants is:
A) ammonia
B) nitrogen gas
C) nitrates
D) carbon dioxide
E) nitrite
_____29. In the diagram on the right, process 1 is known as
A) nitrification
B) nitrogen fixation
C) denitrification
D) nitrogen cyclation
_____30. _________ and ________ release carbon into the atmosphere.
A) nitrification, decomposition
B) decomposition, photosynthesis
C) photosynthesis, fossilization
D) combustion, decomposition
E) fossilization, decomposition
_____31. The main reservoir of water on earth is
A) clouds
B) lakes
C) precipitation
D) oceans
E) evaporation
_____32. Density dependent population regulation factors include all of the following except
A) food supply
B) rainfall
C) predation
D) competition
E) disease
_____33. A population at equilibrium will have
A) births + emigration = deaths + immigratioin
B) births - emigration = immigration - deaths
C) births + migration = deaths
D) births + immigration = deaths + emigration
E) births - immigration = deaths - emigration
Use the following survivorship diagram to answer the following several questions:
_____34. Hydras are type ____ and barnacles are type ____.
A) B, A
B) A, B
C) A, A
D) B, B
E) B, C
_____35. Humans are type
A) A
B) B
C) C
_____36. Mortality is relatively constant at all life stages
in type
A) A
B) B
C) C
_____37. Sharks and remoras are best described as _____ in their relationship.
A) mutualistic
B) commensalistic
C) parasitic D) amenalistic
_____38. r-selected species generally have a type _____ survivorship curve.
A) I
B) II
C) III
D) IV
E) V
E) predation
Name_______________________________ Class_______ Date_____
BI431 Test: Summer Study
Use the diagram to the right to answer the following:
_____39. The carrying capacity of the environment
represented by the graph is at
A) A B) B
C) C
_____40. r-selected species are represented by area
A) 1
B) 2
_____41. Little or no population growth generally
occurs at area
A) A B) B
C) C
_____42. Batesian mimicry involves a _______ model and a ______ mimic.
A) poisonous, poisonous
B) poisonous, edible
C) edible, poisonous
D) edible, edible
E) edible, parasitic
_____43. In the diagram below, the population would be characterized as having
A) normal growth
B) very poor growth
C) very rapid growth
D) unknown - cannot be determined from graph
_____44. The study of the Canadian lynx and the snowshoe hare populations show that
A) hare populations are almost always below that of the Canadian lynx population
B) hare populations are almost always about equal to the Canadian lynx population
C) hare and lynx populations cycle and repeat every 10 years (approximately)
D) hare and lynx populations cycle and repeat every 90 years (approximately)
E) there was no relationship between the hare and lynx populations
_____45. Direct competition for available food between members of the same species is called
A) interspecific B) scramble C) limiting factor D) contest
E) revolving
_____46. In England, the introduced __________ has displaced the native ________.
A) American gray squirrel, European red squirrel
B) American gray fox, European red fox
C) American red squirrel, European gray squirrel
D) pink mucket, zebra mussel
_____47. The most dense human populations (worldwide) are located in
A) Europe B) Asia
C) South America
D) North America
E) Africa
_____48. Which continent is projected to have the highest fertility rate by 2020?
A) Africa B) South America
C) North America D) Asia
E) Australia
_____49. Smog and ozone are believed to be mostly caused by emissions from
A) cropland
B) homes
C) industry
D) power plants
E) automobiles
Name_______________________________ Class_______ Date_____
BI431 Test: Summer Study
_____50. The diversity index for an area is defined as
A) N(N-1)/Σn(n-1)
B) Σn(n-1)/N(N-1)
C) N/(N-1)(Σn(n-1))
D) Σn(n-1) - (N/(N-1))
_____51. Which of the following is not a greenhouse gas?
A) carbon dioxide
B) methane
C) chlorofluorocarbons
D) nitrous oxide
E) stratospheric ozone
_____52. The ozone hole is at its greatest size during _____ every year.
A) spring
B) summer
C) fall
D) winter
_____53. Which of the following is not a keystone species?
A) Norway rat B) beaver C) gray wolf
D) quaking aspen E) sea otter
_____54. Which of the following continents has the lowest number of biodiversity hotspots?
A) North America
B) South America
C) Africa
D) Asia/Indonesia
_____55. Which of the following is not a major cause of rainforest destruction?
A) urban sprawl
B) agriculture
C) fires
D) road building
E) wood cutting
_____56. The year that global action was taken to stop the trade in ivory was
A) 1960 B) 1970 C) 1979
D) 1989
E) 2000
_____57. DDT would be at highest concentrations in the tissue of a(n)
A) algal cell B) herbivorous fish C) carnivorous fish D) fish-eating bird
_____58. The introduction of the _____ to control gray cane beetles has been an ecological disaster.
A) red fire ant
B) brushtail opossum
C) cane toad
D) ladybird beetle
E) Encarsia wasp
_____59. The north sea ____ industry has collapsed due to _______.
A) salmon, pollution
B) salmon, overfishing
C) cod, pollution
D) cod, overfishing
_____60. Destruction of the oceans fisheries has been accelerated by all of the following except
A) fish farming
B) longline fishing
C) bottom trawls
D) over-harvesting of abundant species
E) acid rain
_____61. In the carbon-oxygen cycle diagram to the right, C
represents
A) carbon dioxide
B) oxygen
C) water
D) petroleum products
_____62. In the water cycle diagram to the right, 2 represents
A) evaporation
B) condensation
C) water vapor
D) liquid water
_____63. In the food chain diagram to the right, a plant is represented by
A) A B) B
C) C
D) D
E) E
_____64. A small area of land that is used as a basis to sample populations is called a
A) belt B) transect C) quadrat D) abundant
E) point