QUESTION: 109

Light travels so fast that one can see an event at about the same time that it happens, such as turning on the light. When one sees lightning, it can be assumed that it happened at the same instant it was seen. Sound, on the other hand, travels more slowly. The sound of thunder takes 5 seconds to travel about 1 mile.
Based on the data,

which conclusion is correct?

moving toward you
moving away from you
staying in one place
weakening
strengthening

Answer(s): B

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QUESTION: 110

A scientist uses a laboratory mouse to complete an experiment involving a maze. During each trial, the mouse runs through the maze, and the scientist counts the number of errors that the mouse makes before it reaches the end of the maze. The mouse goes through the maze a total of six times. The scientist's data are shown in the table at the left.

Based on the information and graph, which statement is the best interpretation?

The mouse made more errors after completing several runs through the maze.
The mouse made the same number of errors during each run through the maze.
The mouse reduced the number of errors made during the six runs through the maze.
The number of errors that the mouse made decreased an equal amount during each subsequent run through the maze.
The number of errors that the mouse made varied erratically during the six runs through the maze.

Answer(s): C

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QUESTION: 111

-- Exhibit

-- Exhibit --
An area in southern Canada receives about 60 centimeters (23 inches) of rain each year. The winter season lasts from late October into early May, and the common trees are needle-leaf evergreens.
This area would be classified as which of the following biomes?

desert
grassland
deciduous forest
taiga
tundra

Answer(s): D

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QUESTION: 112

A community is a population of all living things, or organisms, in a given area. Communities consist of organisms that may interact with one another. When two organisms, each from a different species, interact, their interaction can be categorized as one of the following:
Neutral interactions--do not directly affect either organism Commensalism--one organism benefits significantly; the other organism is not affected to any great degree
Mutualism--both organisms benefit greatly
Predation--one organism (predator) gets its food from the other organism (prey); the predator does not live on or inside its prey.
Parasitism--one organism (parasite) gets its food from the other organism (host); the parasite lives on or inside the host and may kill it.
Which category describes an interaction where a tapeworm feeds on intestinal material in the human body?

neutral
commensalism
mutualism
predation
parasitism

Answer(s): E

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Free GED SCIENCE Exam Braindumps (page: 28)

QUESTION: 109

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QUESTION: 111

QUESTION: 112