Question 1

Regardless of the amount of fat contained in cookies,the most common cell size in a cookie was ________.

Accepted Answer

A)  very large (larger than 1,500 μm) 
B)  very small (smaller than 100 μm) 
C)  between 280 and 500 μm 
D)  between 1,000 and 15,000 μm 
A)  very large (larger than 1,500 μm) 
B)  very small (smaller than 100 μm) 
C)  between 280 and 500 μm 
D)  between 1,000 and 15,000 μm

Question 2

To obtain large,flat cookies,one should use more fat in a recipe.

Accepted Answer

A) True 
 B)False

Question 3

You want to know whether cookies made with unbleached flour taste better than cookies made with bleached flour; which of the following has the strongest experimental design to test this question?

Accepted Answer

A)  Make two batches of cookies, both with bleached flour; one taster tries both types and ranks which type he likes best. 
B)  Make two batches of cookies, one with bleached flour and one with unbleached flour; one taster tries both types and ranks which type he likes best. 
C)  Make two batches of cookies, one with bleached flour and one with unbleached flour; twenty tasters try both types and rank which type they like best. 
D)  Make two batches of cookies, one with bleached flour and one with unbleached flour; twenty tasters try both types without knowing which ones they are eating and rank which type they like best. 
A)  Make two batches of cookies, both with bleached flour; one taster tries both types and ranks which type he likes best. 
B)  Make two batches of cookies, one with bleached flour and one with unbleached flour; one taster tries both types and ranks which type he likes best. 
C)  Make two batches of cookies, one with bleached flour and one with unbleached flour; twenty tasters try both types and rank which type they like best. 
D)  Make two batches of cookies, one with bleached flour and one with unbleached flour; twenty tasters try both types without knowing which ones they are eating and rank which type they like best.

Question 4

What does the term theory mean to a scientist?

Accepted Answer

A)  A guess 
B)  A proposed explanation for an observed phenomenon 
C)  A hypothesis that has been supported by the evidence of an experiment 
D)  A broad hypothesis that has been supported by a large number of experiments 
A)  A guess 
B)  A proposed explanation for an observed phenomenon 
C)  A hypothesis that has been supported by the evidence of an experiment 
D)  A broad hypothesis that has been supported by a large number of experiments

Question 5

Which of the following is the correct organizational hierarchy,from largest to smallest,in the hierarchical order of life? (Some levels have been omitted,so you are looking for the correct order.)

Accepted Answer

A)  Community → Ecosystem → Population → Tissue → Organ → Cell → Organelle → Atom 
B)  Ecosystem → Community → Population → Organ → Tissue → Cell → Molecule → Atom 
C)  Biosphere → Community → Population → Tissue → Organ → Cell → Atom → Molecule 
D)  Ecosystem → Population → Community → Organ system → Organ → Cell → Molecule → Atom 
A)  Community → Ecosystem → Population → Tissue → Organ → Cell → Organelle → Atom 
B)  Ecosystem → Community → Population → Organ → Tissue → Cell → Molecule → Atom 
C)  Biosphere → Community → Population → Tissue → Organ → Cell → Atom → Molecule 
D)  Ecosystem → Population → Community → Organ system → Organ → Cell → Molecule → Atom

Question 6

What is the unifying or "core" theme of biology?

Accepted Answer

A)  Evolution 
B)  Energy transfer 
C)  Nutrient recycling 
D)  Hierarchical organization 
A)  Evolution 
B)  Energy transfer 
C)  Nutrient recycling 
D)  Hierarchical organization

Question 7

You conduct the experiment and gather the data presented in the figure below.Given the results,you can say that ________.

Accepted Answer

A)  your theory is proven 
B)  your theory is disproven 
C)  your hypothesis is not supported 
D)  your hypothesis is supported 
A)  your theory is proven 
B)  your theory is disproven 
C)  your hypothesis is not supported 
D)  your hypothesis is supported

Question 8

The cookies with the least amount of fat had more cells around 500 μm in size than did the cookies with the most amount of fat.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following represents a blind study?

Accepted Answer

A)  The test group knows whether they are receiving a placebo or the actual treatment, and so do the researchers. 
B)  The test group does not know whether they are receiving a placebo or the actual treatment, but the researchers do. 
C)  The test group knows whether they are receiving a placebo or the actual treatment, but the researchers do not know until all the data are collected. 
D)  Neither the test group nor the researchers know whether the test group is receiving a placebo or the actual treatment until all the data are collected. 
A)  The test group knows whether they are receiving a placebo or the actual treatment, and so do the researchers. 
B)  The test group does not know whether they are receiving a placebo or the actual treatment, but the researchers do. 
C)  The test group knows whether they are receiving a placebo or the actual treatment, but the researchers do not know until all the data are collected. 
D)  Neither the test group nor the researchers know whether the test group is receiving a placebo or the actual treatment until all the data are collected.

Question 10

Fire can move,grow,reproduce,use energy,consume oxygen,and interact with its environment.Why is it not alive?

Accepted Answer

A)  It does not have cells. 
B)  It does not consist of complex, well-ordered structures. 
C)  It does not pass on genes for traits to its offspring. 
D)  All of the above are correct. 
A)  It does not have cells. 
B)  It does not consist of complex, well-ordered structures. 
C)  It does not pass on genes for traits to its offspring. 
D)  All of the above are correct.

Question 11

What is the difference between a primary and a secondary source?

Accepted Answer

A)  A primary source is the original material published by the scientists, whereas a secondary source is a description of the original material. 
B)  A primary source is the raw data before scientists publish, whereas a secondary source is a description of the original material. 
C)  A primary source is the original material published by the scientists, whereas a secondary source is the raw data before scientists publish. 
D)  There is no difference between primary and secondary sources. 
A)  A primary source is the original material published by the scientists, whereas a secondary source is a description of the original material. 
B)  A primary source is the raw data before scientists publish, whereas a secondary source is a description of the original material. 
C)  A primary source is the original material published by the scientists, whereas a secondary source is the raw data before scientists publish. 
D)  There is no difference between primary and secondary sources.

Question 12

Based on the table above,which of the following statements is not correct?

Accepted Answer

A)  Cookies with the most fat were the cookies that were not only the flattest but also the largest in diameter. 
B)  Cookies with the most fat were the cookies that were not only the flattest but also the driest. 
C)  Cookies with the most fat were the cookies that were not only the thickest but also the largest in diameter. 
D)  Cookies with the least fat were not only the heaviest but also the thickest cookies. 
A)  Cookies with the most fat were the cookies that were not only the flattest but also the largest in diameter. 
B)  Cookies with the most fat were the cookies that were not only the flattest but also the driest. 
C)  Cookies with the most fat were the cookies that were not only the thickest but also the largest in diameter. 
D)  Cookies with the least fat were not only the heaviest but also the thickest cookies.

Question 13

A well-substantiated explanation of some aspect the natural world,based on a body of facts that have been repeatedly confirmed through observations and experiments,is referred to as a(n)________.

Accepted Answer

A)  idea 
B)  hypothesis 
C)  theory 
D)  fact 
A)  idea 
B)  hypothesis 
C)  theory 
D)  fact

Question 14

The statement,"There are 628 squirrels living on campus," describes the ________ of squirrels on campus.

Accepted Answer

A)  species 
B)  community 
C)  population 
D)  ecosystem 
A)  species 
B)  community 
C)  population 
D)  ecosystem

Question 15

Skin is sometimes referred to as the largest organ of the body.Why is skin considered to be an organ and not a tissue or some other structure?

Accepted Answer

A)  Skin consists of multiple cell types functioning as a single integrated unit. 
B)  Skin consists of multiple tissue types that cooperate to perform a specific task. 
C)  Skin is a vital component of multiple organ systems. 
D)  Skin consists of a single cell type. 
A)  Skin consists of multiple cell types functioning as a single integrated unit. 
B)  Skin consists of multiple tissue types that cooperate to perform a specific task. 
C)  Skin is a vital component of multiple organ systems. 
D)  Skin consists of a single cell type.

Question 16

A population consists of ________.

Accepted Answer

A)  living and nonliving components 
B)  interacting populations 
C)  a group of interacting individuals of one species 
D)  a group of interacting individuals from different species 
A)  living and nonliving components 
B)  interacting populations 
C)  a group of interacting individuals of one species 
D)  a group of interacting individuals from different species

Question 17

What is typically the first step in the scientific method?

Accepted Answer

A)  Experiment 
B)  Hypothesis 
C)  Prediction 
D)  Observation 
A)  Experiment 
B)  Hypothesis 
C)  Prediction 
D)  Observation

Question 18

If you were to combine all of the ecosystems on the planet,you would have the ________.

Accepted Answer

A)  ionosphere 
B)  troposphere 
C)  biosphere 
D)  envirosphere 
A)  ionosphere 
B)  troposphere 
C)  biosphere 
D)  envirosphere

Question 19

You decide to test the effects of Echinacea on 100 people who are experiencing similar cold symptoms.Which of the following groups would represent an appropriate control in your experiment?

Accepted Answer

A)  One healthy person given Echinacea tablets 
B)  One sick person given Echinacea tablets 
C)  100 healthy people given tablets similar to Echinacea but with no herb 
D)  100 sick people given tablets similar to Echinacea but with no herb 
A)  One healthy person given Echinacea tablets 
B)  One sick person given Echinacea tablets 
C)  100 healthy people given tablets similar to Echinacea but with no herb 
D)  100 sick people given tablets similar to Echinacea but with no herb

Question 20

What is the smallest unit of life?

Accepted Answer

A)  An atom 
B)  A molecule 
C)  A cell 
D)  An organism 
A)  An atom 
B)  A molecule 
C)  A cell 
D)  An organism

Regardless of the amount of fat contained in cookies,the most common cell size in a cookie was ________.

To obtain large,flat cookies,one should use more fat in a recipe.

You want to know whether cookies made with unbleached flour taste better than cookies made with bleached flour; which of the following has the strongest experimental design to test this question?

What does the term theory mean to a scientist?

Which of the following is the correct organizational hierarchy,from largest to smallest,in the hierarchical order of life? (Some levels have been omitted,so you are looking for the correct order.)

What is the unifying or "core" theme of biology?

You conduct the experiment and gather the data presented in the figure below.Given the results,you can say that ________.

The cookies with the least amount of fat had more cells around 500 μm in size than did the cookies with the most amount of fat.

Which of the following represents a blind study?

Fire can move,grow,reproduce,use energy,consume oxygen,and interact with its environment.Why is it not alive?

What is the difference between a primary and a secondary source?

Based on the table above,which of the following statements is not correct?

A well-substantiated explanation of some aspect the natural world,based on a body of facts that have been repeatedly confirmed through observations and experiments,is referred to as a(n)________.

The statement,"There are 628 squirrels living on campus," describes the ________ of squirrels on campus.

Skin is sometimes referred to as the largest organ of the body.Why is skin considered to be an organ and not a tissue or some other structure?

A population consists of ________.

What is typically the first step in the scientific method?

If you were to combine all of the ecosystems on the planet,you would have the ________.

You decide to test the effects of Echinacea on 100 people who are experiencing similar cold symptoms.Which of the following groups would represent an appropriate control in your experiment?

What is the smallest unit of life?

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Filters

Exam 1: An Introduction to the Science of Life

Regardless of the amount of fat contained in cookies,the most common cell size in a cookie was ________.

To obtain large,flat cookies,one should use more fat in a recipe.

You want to know whether cookies made with unbleached flour taste better than cookies made with bleached flour; which of the following has the strongest experimental design to test this question?

What does the term theory mean to a scientist?

Which of the following is the correct organizational hierarchy,from largest to smallest,in the hierarchical order of life? (Some levels have been omitted,so you are looking for the correct order.)

What is the unifying or "core" theme of biology?

You conduct the experiment and gather the data presented in the figure below.Given the results,you can say that ________.

The cookies with the least amount of fat had more cells around 500 μm in size than did the cookies with the most amount of fat.

Which of the following represents a blind study?

Fire can move,grow,reproduce,use energy,consume oxygen,and interact with its environment.Why is it not alive?

What is the difference between a primary and a secondary source?

Based on the table above,which of the following statements is not correct?

A well-substantiated explanation of some aspect the natural world,based on a body of facts that have been repeatedly confirmed through observations and experiments,is referred to as a(n)________.

The statement,"There are 628 squirrels living on campus," describes the ________ of squirrels on campus.

Skin is sometimes referred to as the largest organ of the body.Why is skin considered to be an organ and not a tissue or some other structure?

A population consists of ________.

What is typically the first step in the scientific method?

If you were to combine all of the ecosystems on the planet,you would have the ________.

You decide to test the effects of Echinacea on 100 people who are experiencing similar cold symptoms.Which of the following groups would represent an appropriate control in your experiment?

What is the smallest unit of life?

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Filters