General Lab Skills: Graphing, Measurement, Microscopy Question Preview (ID: 56893)
Use Your Knowledge Of Living Environment To Answer All Questions In The Data Set. You May Need A Calculator To Answer Some Of The Questions. Good Luck.
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Which statement is a valid conclusion based on the information in the graph?
a) Individual species reproduce within a specific range of temperatures.
b) Changes in temperature cause bacteria to adapt to form new species.
c) Increasing temperatures speed up bacterial reproduction.
d) Bacteria can survive only at temperatures between 0DC and 100DC.
The histogram provided shows data from a total of how many students?
a) 6
b) 27
c) 10
d) 7
If the student supplies the muscle cells with less oxygen in a second trial of the investigation, a bar placed on the graph to represent the results of this trial would most likely be
a) shorter than bar X and placed to the right of bar X
b) taller than bar X and placed to the left of bar X
c) shorter than bar X and placed to the left of bar X
d) taller than bar X and placed to the right of bar X
Which observation best represents information shown in the graph?
a) The American elm grows in the widest range of moisture conditions.
b) All five species grow in the same habitat.
c) Sugar maples can grow anywhere black oaks can grow.
d) Red oaks can grow in wetter conditions than black willows.
At what point in the history of Earth did autotrophs most likely first appear?
a) 1,500 million years ago
b) 500 million years ago
c) 2,500 million years ago
d) 3,500 million years ago
Which of the following statements best describes section II of the graph?
a) The rate of reproduction is slower than in section I.
b) The rate of reproduction exceeds the death rate.
c) The population is greater than the carrying capacity of the environment.
d) The population has reached the carrying capacity of the environment.
Which statement is supported by the data in the table?
a) The populations are highest in September.
b) Populations do not vary from month to month.
c) Seasonal variations may affect populations.
d) The grasshoppers increased in length in July.
Which conclusion can be drawn from information in the graph?
a) Low oxygen concentration does not limit the population size of either species observed.
b) Species A requires a high oxygen concentration for maximum population growth.
c) Species B requires a high oxygen concentration to stimulate population growth.
d) Oxygen concentration affects population sizes of different species in the same manner.
Which of the following statements represents a valid inference based on information in the graph?
a) There was most likely no vegetation present near site 2 from 1993 to 1994.
b) There was a greater variation in phosphorous concentration at site 1 than there was at site 2.
c) There was no decrease in the amount of compounds containing phosphorus dumped at site 2 during the period from 1991 to 1997.
d) Pollution controls may have been put into operation at site 1 in 1995.
Which statement best explains the results of this experiment?
a) The rate of photosynthesis is affected by variations in the light.
b) In all environments, light is a vital resource.
c) Uneven numbers and types of species can upset ecosystem stability.
d) The activities of bacteria and algae are not related.
Which of the following statements is a valid inference based on this information?
a) Respiration rate in the bacteria is greatest at 550 nm.
b) Photosynthetic rate in the algae is greatest in blue light.
c) The algae absorb the greatest amount of oxygen in red light.
d) Oxygen production decreases as the wavelength of light increases from 550 to 650 nm.
A valid inference based on the data shown in the table is that
a) photosynthetic organisms move up and down to increase their rate of carbon dioxide production
b) most photosynthetic organisms live below a depth of 150 centimeters
c) photosynthetic organisms respond to changing light levels
d) oxygen production increases as photosynthetic organisms move deeper in the lake
Which factor most likely had the greatest influence on these experimental results?
a) health history of the volunteers
b) number of volunteers in each group
c) color of the pills
d) amount of sugar added
Which statement is a valid inference based on the results?
a) BW is always effective in the prevention of colds.
b) Sugar increased the number of colds.
c) Sugar reduced the number of colds.
d) BW may not be effective in the prevention of colds.
Which group served as the control in this investigation?
a) 1
b) 2
c) 3
d) 4
Which of the following statements is not a valid conclusion based on the data?
a) Spraying insecticides would have the most direct impact on group A.
b) The smaller the crocodile is, the larger the prey.
c) Group B has no preference between reptiles and birds.
d) Overharvesting of fish could have a negative impact on group C.
Although the data used to make this graph was originally entered in a data table, most scientists prefer to see the information in the form of a graph because
a) it is easier to see relationships between variables in a graph than in a data table
b) the information in a graph is more accurate than the information in a data table
c) it is possible to put more information in a graph than in a data table
d) only graphs can be used to predict future trends
Which graphed line best represents this data?
a) 1
b) 2
c) 3
d) 4
Which graph best represents the information in the data table?
a) 1
b) 2
c) 3
d) 4
What is the volume of the liquid in the graduated cylinder shown below?
a) 28 mL
b) 27 mL
c) 23 mL
d) 26 mL
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