55. What is considered one of the best sources of evidence for biological evolut

Question

55. What is considered one of the best sources of evidence for biological evolution? (Points : 1.25)        fossil record
       biogeographical evidence
       anatomical evidence
       biochemical evidence Question 56.56. There are two important aspects to biological evolution: descent from a common ancestor and the fossil record. (Points : 1.25)        TRUE
       FALSE Question 57.57. Which of the following was not an energy source on early Earth? (Points : 1.25)        volcanoes
       meteorites
       lightning
       ozone layer
       ultraviolet radiation Question 58.58. Are you likely to find abundant fossils of soft bodied animals like jellyfish? (Points : 1.25)        YES
       NO Question 59.59. Biological evolution is the process whereby (Points : 1.25)        humans descended from apes.
       species change through time.
       living cells arose from nonliving chemicals.
       prokaryotic cells became eukaryotic cells.
       only the strongest survive. Question 60.60. Closer biochemical structures suggest a closer evolutionary relationship. (Points : 1.25)        TRUE
       FALSE Question 61.61. Minerals in rocks are considered what type of component of a chemical cycle? (Points : 1.25)        reservoir
       exchange pool
       biotic community
       biotic
       none of these Question 62.62. What is the exchange pool for the carbon cycle? (Points : 1.25)        the ocean
       carbon dioxide in the atmosphere
       plants
       algae
       soil Question 63.63. How much of the food energy taken in by an herbivore is passed on to a carnivore? (Points : 1.25)        1%
       5%
       10%
       50%
       90% Question 64.64. Decomposers perform a valuable service because they recycle nutrients. (Points : 1.25)        TRUE
       FALSE Question 65.65. What is the loss of water from plants called? (Points : 1.25)        runoff
       precipitation
       evaporation
       transpiration
       transference Question 66.66. What is involved in the process of denitrification? (Points : 1.25)        conversion of nitrogen gas to ammonium
       conversion of nitrogen gas to nitrate
       conversion of ammonium to nitrate
       conversion of nitrite to nitrate
       conversion of nitrate to nitrogen gas Question 67.67. What is the reservoir for the water cycle? (Points : 1.25)        ocean
       lakes and rivers
       rainfall
       aquifers
       atmosphere Question 68.68. How is carbon dioxide used by living organisms? (Points : 1.25)        by breathing
       by cellular respiration
       by photosynthesis
       by combustion
       by decay Question 69.69. There is more nitrogen gas in the atmosphere than there is oxygen. (Points : 1.25)        TRUE
       FALSE Question 70.70. What do autotrophs require in order to produce food for themselves and all the heterotrophs? (Points : 1.25)        sunlight, inorganic nutrients
       sunlight, organic nutrients
       an energy source, water
       an energy source, inorganic nutrients
       heat, water Question 71.71. The age structure diagram of MDCs is shaped like (Points : 1.25)        a pyramid.
       an inverted pyramid.
       a rectangle.
       an oval.
       a cube. Question 72.72. Which of the following is a renewable resource? (Points : 1.25)        land
       solar energy
       fossil fuels
       minerals
       oil Question 73.73. What do hydropower and wind power have in common? (Points : 1.25)        Both require the building of dams.
       Both lead to an increase in greenhouse gas emissions.
       Both are renewable energy sources.
       Both result in the depletion of fossil fuels.
       Both require the use of photovoltaic cells. Question 74.74. Define an ecological footprint. (Points : 1.25)        the total amount of resources used by an individual to meet their needs
       the amount of food a person needs to eat
       the amount of water a person needs to meet their needs
       the amount of land a person needs to provide a place to live
       the amount of energy a person needs to meet their needs Question 75.75. What is the definition of biotic potential? (Points : 1.25)        a relatively slow (lag) population growth
       maximum growth rate under ideal conditions
       maximum population the environment can sustain
       the birthrate or natality
       the death rate or mortality Question 76.76. In MDCs, many people do not eat enough protein. (Points : 1.25)        TRUE
       FALSE Question 77.77. Why should pregnant women and small children not eat certain fish? (Points : 1.25)        herbicide contamination
       mercury contamination
       pesticide contamination
       lead contamination
       PCB contamination Question 78.78. A sustainable society is one that provides all of the goods and services desired by humans. (Points : 1.25)        TRUE
       FALSE Question 79.79. Most of the freshwater in the world is used for (Points : 1.25)        drinking.
       bathing.
       irrigation.
       watering lawns.
       industrial needs. Question 80.80. The more-developed countries have typically always had low population growth rate. (Points : 1.25)        TRUE
       FALSE

Explanation / Answer

55. What is considered one of the best sources of evidence for biological evolution?
fossil record

Question 56.56. There are two important aspects to biological evolution: descent from a common ancestor and the fossil record.
FALSE
adaptation & descent from common ancestor are 2 aspects

Question 57.57. Which of the following was not an energy source on early Earth?
Ozone

Question 58.58. Are you likely to find abundant fossils of soft bodied animals like jellyfish?
NO

Question 59.59. Biological evolution is the process whereby
species change through time.

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