Bio 100 Exam 1 (chapters 1, 2, & 3)
UPDATED ACTUAL Exam Questions and
CORRECT Answers
The final step in the scientific method for a scientist is - CORRECT ANSWER - Reporting
his or her results
In 1610, which scientist was imprisoned for publishing evidence that the Earth orbits the sun? -
CORRECT ANSWER - Galileo
All organisms fit into one of two categories: ___ and ___ - CORRECT ANSWER -
Producers and Consumers
In the Olestra experiment conducted by researchers at the John Hopkins University School of
Medicine, the people who ate the Olestra potato chips were the ___. - CORRECT
ANSWER - Experimental group
Collectively, which group of organisms are the most diverse representatives of life? - CORRECT
ANSWER - Bacteria and Archaea
Lipids, Proteins, DNA, RNA, and complex carbohydrates are all __ - CORRECT
ANSWER - Molecules
Evolution has been tested in various ways. Genetic, fossil, anatomical, physiological, and
behavioral studies all confirm that evolution is the mechanism of the origin of species. Thus, in
science evolution is considered a scientific ___ - CORRECT ANSWER - Theory
What characteristics do all living things share?
I. Hereditary info passed to offspring
II. Adaptation to environmental change
, III. Requirement for nutrients
IV. DNA housed in a nucleus - CORRECT ANSWER - I, II, and III.
Which of the following groups does seaweed belong? - CORRECT ANSWER - Protists
Taxonomists today tend to group organisms into the same category based on similar___ -
CORRECT ANSWER - biochemical traits
In science, if a result is deemed statistically significant, that means___ - CORRECT
ANSWER - it has a low probability of being skewed by sampling error
The emergent property of "life" appears at the level of the ___, when many molecules become
organized - CORRECT ANSWER - Cell
The process by which the first cell of a new individual becomes a multicelled adult is called ___
- CORRECT ANSWER - Development
Who developed the two-part naming system scientists use today to classify newly found
organisms? - CORRECT ANSWER - Carolus Linnaeus
After rigorous statistical analyses have shown a very low likelihood (usually 5% or less) of a
result having occurred by chance alone, the result is said to be ____. - CORRECT
ANSWER - statistically significant
The final step in the scientific method for a scientist is ____ - CORRECT ANSWER -
Reporting his or her results
An experimenter wanted to test the effects of cigarette smoking on rats. She infused the cages of
50 rats with cigarette smoke and the cages of another 50 rats with pure, clean air. The rats that
received the clean air were the ___ - CORRECT ANSWER - Control group
UPDATED ACTUAL Exam Questions and
CORRECT Answers
The final step in the scientific method for a scientist is - CORRECT ANSWER - Reporting
his or her results
In 1610, which scientist was imprisoned for publishing evidence that the Earth orbits the sun? -
CORRECT ANSWER - Galileo
All organisms fit into one of two categories: ___ and ___ - CORRECT ANSWER -
Producers and Consumers
In the Olestra experiment conducted by researchers at the John Hopkins University School of
Medicine, the people who ate the Olestra potato chips were the ___. - CORRECT
ANSWER - Experimental group
Collectively, which group of organisms are the most diverse representatives of life? - CORRECT
ANSWER - Bacteria and Archaea
Lipids, Proteins, DNA, RNA, and complex carbohydrates are all __ - CORRECT
ANSWER - Molecules
Evolution has been tested in various ways. Genetic, fossil, anatomical, physiological, and
behavioral studies all confirm that evolution is the mechanism of the origin of species. Thus, in
science evolution is considered a scientific ___ - CORRECT ANSWER - Theory
What characteristics do all living things share?
I. Hereditary info passed to offspring
II. Adaptation to environmental change
, III. Requirement for nutrients
IV. DNA housed in a nucleus - CORRECT ANSWER - I, II, and III.
Which of the following groups does seaweed belong? - CORRECT ANSWER - Protists
Taxonomists today tend to group organisms into the same category based on similar___ -
CORRECT ANSWER - biochemical traits
In science, if a result is deemed statistically significant, that means___ - CORRECT
ANSWER - it has a low probability of being skewed by sampling error
The emergent property of "life" appears at the level of the ___, when many molecules become
organized - CORRECT ANSWER - Cell
The process by which the first cell of a new individual becomes a multicelled adult is called ___
- CORRECT ANSWER - Development
Who developed the two-part naming system scientists use today to classify newly found
organisms? - CORRECT ANSWER - Carolus Linnaeus
After rigorous statistical analyses have shown a very low likelihood (usually 5% or less) of a
result having occurred by chance alone, the result is said to be ____. - CORRECT
ANSWER - statistically significant
The final step in the scientific method for a scientist is ____ - CORRECT ANSWER -
Reporting his or her results
An experimenter wanted to test the effects of cigarette smoking on rats. She infused the cages of
50 rats with cigarette smoke and the cages of another 50 rats with pure, clean air. The rats that
received the clean air were the ___ - CORRECT ANSWER - Control group
