Question 1

In the section "Investigating Life: The Orchid and the Moth," what is the advantage to the orchid of having an 11-inch long nectar tube?

Accepted Answer

A)  It can produce nectar over a larger area and attract more pollinators.
B)  It can collect more rainwater.
C)  It can be fertilized only by the largest moths.
D)  It can collect more sunlight for photosynthesis.
E)  It can trap insects as a source of nutrients.F) C) and D)
G) C) and E)

Question 2

Which is the correct sequence for levels of biological organization occurring beyond an organism?

Accepted Answer

A)  population - ecosystem - community - biosphere
B)  community - population - ecosystem - biosphere
C)  community - population - biosphere - ecosystem
D)  population - community - ecosystem - biosphere
E)  ecosystem - population - biosphere - communityF) A) and D)
G) C) and D)

Question 3

Cells,tissues,organs,and organ systems working together to make a human function is an example of ______,because separately none of these components can accomplish what they can together.

Accepted Answer

A)  an emergent property
B)  a control
C)  a placebo
D)  an independent variable
E)  a standardized variableF) A) and B)
G) C) and D)

Question 4

Why isn't scientific inquiry foolproof?

Accepted Answer

A)  Multiple interpretations of the data are possible.
B)  Definite answers do not always result.
C)  Observations can be misinterpreted.
D)  Unexpected conclusions are not always readily accepteD.
E)  All answers are correct.F) A) and E)
G) A) and D)

Question 5

An inert substance that resembles the treatment given to an experimental group is

Accepted Answer

A)  a placebo.
B)  an independent variable.
C)  a variable.
D)  a hypothesis.
E)  never used in an experiment.F) B) and C)
G) A) and E)

Question 6

In an experiment designed to measure the distance a golf ball is hit by clubs made of different material,all of the variables would be standardized except

Accepted Answer

A)  the wind direction when the experiment takes place.
B)  the force used to hit the ball.
C)  the type of material the golf ball is made of.
D)  the type of material the club is made of.
E)  the angle the ball is hit.F) D) and E)
G) A) and B)

Question 7

MRSA infections occur in humans (Homo sapiens) .Homo sapiens are in which domain?

Accepted Answer

A)  Archaea
B)  Bacteria
C)  Eukarya
D)  Animalia
E)  ProtistaF) A) and B)
G) A) and C)

Question 8

In an experimental procedure,what response of the phenomenon is measured by the investigator?

Accepted Answer

A)  independent variable
B)  dependent variable
C)  control group
D)  standardized variable
E)  both dependent variable and standardized variableF) A) and E)
G) A) and D)

Question 9

In an experiment designed to determine if a fertilizer increased crop yield in tomato plants,the amount of sunlight and water the plants received would be standardized variables.

Accepted Answer

A) True 
 B)False

Question 10

Which is a correct sequence of steps in the scientific method?

Accepted Answer

A)  observe - form hypothesis - draw conclusions - design an experiment
B)  observe - draw conclusion - design an experiment - form hypothesis
C)  observe - form hypothesis - collect data - draw conclusions
D)  form hypothesis - observe - design an experiment - collect data
E)  form hypothesis - observe - collect data - design an experimentF) D) and E)
G) All of the above

Question 11

A theory differs from a hypothesis in that a theory

Accepted Answer

A)  has more supportive evidence than a hypothesis.
B)  is broader in scope than a hypothesis.
C)  has predictive power.
D)  ties together many existing observations.
E)  all of the choices are correct.F) B) and D)
G) C) and E)

Question 12

Which is not a required characteristic of life?

Accepted Answer

A)  homeostasis
B)  movement
C)  structural organization
D)  evolution
E)  energy useF) A) and B)
G) B) and C)

Question 13

The four kingdoms included in the domain Eukarya are

Accepted Answer

A)  Bacteria,Fungi,Plantae,and AnimaliA.
B)  Bacteria,Protista,Plantae,and Animalia.
C)  Protista,Fungi,Plantae,and Animalia.
D)  Archaea,Bacteria,Plantae,and Animalia.
E)  Archaea,Fungi,Plantae,and Animalia.F) A) and B)
G) A) and C)

Question 14

An ecosystem includes all of the following except

Accepted Answer

A)  a community.
B)  a biosphere.
C)  populations.
D)  organisms.
E)  nonliving environmental components.F) A) and E)
G) D) and E)

Question 15

All living organisms

Accepted Answer

A)  are prokaryotes.
B)  consist of one or more cells.
C)  are eukaryotes.
D)  are multicellular.
E)  are unicellular.F) C) and E)
G) A) and E)

Question 16

After reading the section "Investigating Life: The Orchid and the Moth," you test Charles Darwin's prediction that an orchid with long pollen tubes has a pollinator with long,thin mouthparts that could reach the bottom of the elongated nectar tube.You place nets over some orchids that allow pollinators with small,short mouthparts to enter,but prevents pollinators with long,thin mouthparts.Then,you compare the number of seeds produced by plants with and without the nets.The seed production is

Accepted Answer

A)  a dependent variable.
B)  a hypothesis.
C)  a theory.
D)  an independent variable.
E)  a standardized variablE.F) A) and E)
G) C) and D)

Question 17

As described in the section "Investigating Life: The Orchid and the Moth," pollination is a step of _____ in a plant.

Accepted Answer

A)  sexual reproduction
B)  asexual reproduction
C)  development
D)  metabolism
E)  homeostasisF) A) and C)
G) C) and D)

Question 18

The "kingdom" is the most all-inclusive taxonomic category.

Accepted Answer

A) True 
 B)False

Question 19

A strawberry plant is

Accepted Answer

A)  a consumer.
B)  a decomposer.
C)  a producer.
D)  a heterotroph.
E)  a consumer and heterotroph.F) None of the above
G) C) and E)

Question 20

If the environment remained the same,organisms would not evolve.

Accepted Answer

A) True 
 B)False

Exam 1: Scientific Study of Life

In an experiment designed to measure the distance a golf ball is hit by clubs made of different material,all of the variables would be standardized except

Correct Answer
verified

MRSA infections occur in humans (Homo sapiens) .Homo sapiens are in which domain?

Correct Answer
verified

An ecosystem includes all of the following except

Correct Answer
verified

In an experimental procedure,what response of the phenomenon is measured by the investigator?

Correct Answer
verified

A strawberry plant is

Correct Answer
verified

In the section "Investigating Life: The Orchid and the Moth," what is the advantage to the orchid of having an 11-inch long nectar tube?

Correct Answer
verified

If the environment remained the same,organisms would not evolve.

Correct Answer
verified

Why isn't scientific inquiry foolproof?

Correct Answer
verified

In an experiment designed to determine if a fertilizer increased crop yield in tomato plants,the amount of sunlight and water the plants received would be standardized variables.

Correct Answer
verified

An inert substance that resembles the treatment given to an experimental group is

Correct Answer
verified

Cells,tissues,organs,and organ systems working together to make a human function is an example of ______,because separately none of these components can accomplish what they can together.

Correct Answer
verified

Which is not a required characteristic of life?

Correct Answer
verified

Which is a correct sequence of steps in the scientific method?

Correct Answer
verified

The four kingdoms included in the domain Eukarya are

Correct Answer
verified

A theory differs from a hypothesis in that a theory

Correct Answer
verified

All living organisms

Correct Answer
verified

Which is the correct sequence for levels of biological organization occurring beyond an organism?

Correct Answer
verified

As described in the section "Investigating Life: The Orchid and the Moth," pollination is a step of _____ in a plant.

Correct Answer
verified

The "kingdom" is the most all-inclusive taxonomic category.

Correct Answer
verified

Correct Answer
verified

Exam 1: Scientific Study of Life

In an experiment designed to measure the distance a golf ball is hit by clubs made of different material,all of the variables would be standardized except

Correct AnswerverifiedShow Answer

MRSA infections occur in humans (Homo sapiens) .Homo sapiens are in which domain?

Correct AnswerverifiedShow Answer

An ecosystem includes all of the following except

Correct AnswerverifiedShow Answer

In an experimental procedure,what response of the phenomenon is measured by the investigator?

Correct AnswerverifiedShow Answer

A strawberry plant is

Correct AnswerverifiedShow Answer

In the section "Investigating Life: The Orchid and the Moth," what is the advantage to the orchid of having an 11-inch long nectar tube?

Correct AnswerverifiedShow Answer

If the environment remained the same,organisms would not evolve.

Correct AnswerverifiedShow Answer

Why isn't scientific inquiry foolproof?

Correct AnswerverifiedShow Answer

In an experiment designed to determine if a fertilizer increased crop yield in tomato plants,the amount of sunlight and water the plants received would be standardized variables.

Correct AnswerverifiedShow Answer

An inert substance that resembles the treatment given to an experimental group is

Correct AnswerverifiedShow Answer

Cells,tissues,organs,and organ systems working together to make a human function is an example of ______,because separately none of these components can accomplish what they can together.

Correct AnswerverifiedShow Answer

Which is not a required characteristic of life?

Correct AnswerverifiedShow Answer

Which is a correct sequence of steps in the scientific method?

Correct AnswerverifiedShow Answer

The four kingdoms included in the domain Eukarya are

Correct AnswerverifiedShow Answer

A theory differs from a hypothesis in that a theory

Correct AnswerverifiedShow Answer

All living organisms

Correct AnswerverifiedShow Answer

Which is the correct sequence for levels of biological organization occurring beyond an organism?

Correct AnswerverifiedShow Answer

As described in the section "Investigating Life: The Orchid and the Moth," pollination is a step of _____ in a plant.

Correct AnswerverifiedShow Answer

The "kingdom" is the most all-inclusive taxonomic category.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

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