Question 1

What is the definition of a scientific hypothesis?

Accepted Answer

A)  A simulation of a system being studied 
B)  A possible explanation for an observation or experimentation 
C)  The data needed to answer a question 
D)  Procedures carried out under controlled conditions to gather information 
E)  A widely accepted theory 
A)  A simulation of a system being studied 
B)  A possible explanation for an observation or experimentation 
C)  The data needed to answer a question 
D)  Procedures carried out under controlled conditions to gather information 
E)  A widely accepted theory

Question 2

What is the distinct piece of DNA containing instructions for making proteins?

Accepted Answer

A)  chromosome 
B)  nucleotide 
C)  amino acid 
D)  cell membrane 
E)  hydrocarbon 
A)  chromosome 
B)  nucleotide 
C)  amino acid 
D)  cell membrane 
E)  hydrocarbon

Question 3

Energy cannot be recycled.

Accepted Answer

A) True 
 B)False

Question 4

Isotopes are forms of an element that differ from one another by having different ____.

Accepted Answer

A)  atomic numbers 
B)  numbers of electrons 
C)  numbers of protons 
D)  mass numbers 
E)  electrical charges 
A)  atomic numbers 
B)  numbers of electrons 
C)  numbers of protons 
D)  mass numbers 
E)  electrical charges

Question 5

Fundamental types of matter that have unique sets of properties and cannot be broken down into simpler substances by chemical means are called ____.

Accepted Answer

A)  mixtures 
B)  compounds 
C)  isotopes 
D)  elements 
E)  atoms 
A)  mixtures 
B)  compounds 
C)  isotopes 
D)  elements 
E)  atoms

Question 6

What is considered to be the most essential component of a system?

Accepted Answer

A)  throughputs 
B)  DNA 
C)  energy 
D)  matter 
E)  light 
A)  throughputs 
B)  DNA 
C)  energy 
D)  matter 
E)  light

Question 7

Which substance is a compound?

Accepted Answer

A)  water 
B)  oxygen 
C)  nitrogen 
D)  hydrogen 
E)  carbon 
A)  water 
B)  oxygen 
C)  nitrogen 
D)  hydrogen 
E)  carbon

Question 8

In 1963,Bormann and Likens compared the output of two river valleys,one forested and the other clear cut.What were their findings?

Accepted Answer

A)  The deforested valley had higher water flow and a decrease in nutrient loss. 
B)  The forested valley had higher water flow and a decrease in nutrient loss. 
C)  The forested valley had lower water flow and increase in nutrient loss. 
D)  The deforested valley had lower water flow and increase in nutrient loss. 
E)  The deforested valley had higher water flow and increase in nutrient loss. 
A)  The deforested valley had higher water flow and a decrease in nutrient loss. 
B)  The forested valley had higher water flow and a decrease in nutrient loss. 
C)  The forested valley had lower water flow and increase in nutrient loss. 
D)  The deforested valley had lower water flow and increase in nutrient loss. 
E)  The deforested valley had higher water flow and increase in nutrient loss.

Question 9

Nuclear ____ occurs when two nuclei are forced together.

Accepted Answer

A)  decay 
B)  fission 
C)  dissipation 
D)  fusion 
E)  equilibrium 
A)  decay 
B)  fission 
C)  dissipation 
D)  fusion 
E)  equilibrium

Question 10

What is the correct order of applying the scientific process to a problem?

Accepted Answer

A)  hypothesis-question-observation-experimentation-conclusion-analysis 
B)  hypothesis-conclusion-question-observation-experimentation-analysis 
C)  observation-hypothesis-conclusion-experimentation-analysis-question 
D)  observation-question-hypothesis-experimentation-analysis-conclusion 
E)  hypothesis-experimentation-observation-analysis-question-conclusion 
A)  hypothesis-question-observation-experimentation-conclusion-analysis 
B)  hypothesis-conclusion-question-observation-experimentation-analysis 
C)  observation-hypothesis-conclusion-experimentation-analysis-question 
D)  observation-question-hypothesis-experimentation-analysis-conclusion 
E)  hypothesis-experimentation-observation-analysis-question-conclusion

What is the definition of a scientific hypothesis?

What is the distinct piece of DNA containing instructions for making proteins?

Energy cannot be recycled.

Isotopes are forms of an element that differ from one another by having different ____.

Fundamental types of matter that have unique sets of properties and cannot be broken down into simpler substances by chemical means are called ____.

What is considered to be the most essential component of a system?

Which substance is a compound?

In 1963,Bormann and Likens compared the output of two river valleys,one forested and the other clear cut.What were their findings?

Nuclear ____ occurs when two nuclei are forced together.

What is the correct order of applying the scientific process to a problem?

Environmental Problems, their Causes, and Sustainability

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, species Interactions, and Population Control

The Human Population and Its Impact

Climate and Biodiversity

Aquatic Biodiversity

Sustaining Biodiversity: The Species Approach

Sustaining Terrestrial Biodiversity: The Ecosystem Approach

Sustaining Aquatic Biodiversity

Food, soil, and Pest Management

Water Resources

Geology and Nonrenewable Mineral Resources

Nonrenewable Energy

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution

Climate Disruption and Ozone Depletion

Water Pollution

Solid and Hazardous Waste

Cities and Sustainability

Economics, environment, and Sustainability

Politics, environment, and Sustainability

Environmental Worldviews, ethics, and Sustainability

Filters

Exam 2: Science, matter, energy, and Systems

What is the definition of a scientific hypothesis?

What is the distinct piece of DNA containing instructions for making proteins?

Energy cannot be recycled.

Isotopes are forms of an element that differ from one another by having different ____.

Fundamental types of matter that have unique sets of properties and cannot be broken down into simpler substances by chemical means are called ____.

What is considered to be the most essential component of a system?

Which substance is a compound?

In 1963,Bormann and Likens compared the output of two river valleys,one forested and the other clear cut.What were their findings?

Nuclear ____ occurs when two nuclei are forced together.

What is the correct order of applying the scientific process to a problem?

Environmental Problems, their Causes, and Sustainability

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, species Interactions, and Population Control

The Human Population and Its Impact

Climate and Biodiversity

Aquatic Biodiversity

Sustaining Biodiversity: The Species Approach

Sustaining Terrestrial Biodiversity: The Ecosystem Approach

Sustaining Aquatic Biodiversity

Food, soil, and Pest Management

Water Resources

Geology and Nonrenewable Mineral Resources

Nonrenewable Energy

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution

Climate Disruption and Ozone Depletion

Water Pollution

Solid and Hazardous Waste

Cities and Sustainability

Economics, environment, and Sustainability

Politics, environment, and Sustainability

Environmental Worldviews, ethics, and Sustainability

Filters