Question 1

Which of the following aquatic ecosystems has the highest net primary productivity?

Accepted Answer

A)  lakes 
B)  rivers and streams 
C)  hydrothermal vents 
D)  continental shelf 
E)  estuaries 
A)  lakes 
B)  rivers and streams 
C)  hydrothermal vents 
D)  continental shelf 
E)  estuaries

Question 2

Science

Accepted Answer

A)  studies the past to predict the future. 
B)  attempts to discover how the physical world works by experimenting,, making measurements and observations. 
C)  is best described as a collection of facts found through using scientific methods. 
D)  is supported by small amounts of evidence. 
E)  none of these answers. 
A)  studies the past to predict the future. 
B)  attempts to discover how the physical world works by experimenting,, making measurements and observations. 
C)  is best described as a collection of facts found through using scientific methods. 
D)  is supported by small amounts of evidence. 
E)  none of these answers.

Question 3

-Which two terrestrial ecosystems produce the least kilocalories of energy per year?

Accepted Answer

desert scr

Question 4

The part of Earth where air,water,soil and organisms interact is called the

Accepted Answer

A)  troposphere. 
B)  stratosphere. 
C)  biosphere. 
D)  hydrosphere. 
E)  lithosphere. 
A)  troposphere. 
B)  stratosphere. 
C)  biosphere. 
D)  hydrosphere. 
E)  lithosphere.

Question 5

Energy can be formally defined as

Accepted Answer

A)  the random motion of molecules. 
B)  the ability to do work or produce heat transfer. 
C)  a force that is exerted over some distance. 
D)  the movement of molecules. 
E)  the loss of matter. 
A)  the random motion of molecules. 
B)  the ability to do work or produce heat transfer. 
C)  a force that is exerted over some distance. 
D)  the movement of molecules. 
E)  the loss of matter.

Question 6

Most land species rely on insects for survival.

Accepted Answer

A) True 
 B)False

Question 7

The acidity or alkalinity of water or soil is important to determine

Accepted Answer

A)  the uptake of chemicals in the soil by plants. 
B)  how dissolved substances interact with their environment. 
C)  a only 
D)  b only 
E)  a and b 
A)  the uptake of chemicals in the soil by plants. 
B)  how dissolved substances interact with their environment. 
C)  a only 
D)  b only 
E)  a and b

Question 8

Nitrogen may be returned from plants and animals back to the soil as leaves,skin ,hair and dead bodies.

Accepted Answer

A) True 
 B)False

Question 9

Protons,neutrons,and electrons are all

Accepted Answer

A)  forms of energy. 
B)  equal in mass. 
C)  subatomic particles that make up atoms. 
D)  negative ions. 
E)  charged particles. 
A)  forms of energy. 
B)  equal in mass. 
C)  subatomic particles that make up atoms. 
D)  negative ions. 
E)  charged particles.

Question 10

Sedimentary rocks are formed from

Accepted Answer

A)  volcanic eruptions. 
B)  particles of weathered rock. 
C)  tectonic plate collisions. 
D)  meteorite impact. 
E)  compacted plant remains. 
A)  volcanic eruptions. 
B)  particles of weathered rock. 
C)  tectonic plate collisions. 
D)  meteorite impact. 
E)  compacted plant remains.

Question 11

A moderate temperature produces a(n)____________________ for tiger snakes,who cannot survive at extremely high or extremely low temperatures.

Accepted Answer

The answer of A moderate temperature produces a(n)____________________ for tiger...

Question 12

Forest,deserts and grasslands have distinct climate and species and are known as ____________________.

Accepted Answer

The answer of Forest,deserts and grasslands have distinct climate and...

Question 13

The limiting factor for whales would not include

Accepted Answer

A)  temperature. 
B)  precipitation. 
C)  nutrient availability. 
D)  sunlight. 
E)  salinity. 
A)  temperature. 
B)  precipitation. 
C)  nutrient availability. 
D)  sunlight. 
E)  salinity.

Question 14

An atom of sodium has eleven protons and therefore has eleven ____________________.

Accepted Answer

The answer of An atom of sodium has eleven protons...

Question 15

In open water,the dominant producers are

Accepted Answer

A)  trees. 
B)  ferns. 
C)  fish. 
D)  grasses. 
E)  phytoplankton. 
A)  trees. 
B)  ferns. 
C)  fish. 
D)  grasses. 
E)  phytoplankton.

Question 16

Before an interpretation of an observation can become a theory,it must first be a testable scientific ____________________.

Accepted Answer

The answer of Before an interpretation of an observation can...

Question 17

The portion of the atmosphere where almost all of earth's weather occurs is called the

Accepted Answer

A)  troposphere. 
B)  stratosphere. 
C)  biosphere. 
D)  hydrosphere. 
E)  ecosphere. 
A)  troposphere. 
B)  stratosphere. 
C)  biosphere. 
D)  hydrosphere. 
E)  ecosphere.

Question 18

The place where a population or organism lives is called its ____________________.

Accepted Answer

The answer of The place where a population or organism...

Question 19

Most of the energy input in a food chain is

Accepted Answer

A)  in the form of heat. 
B)  converted to biomass. 
C)  recycled as it reaches the chain's end. 
D)  degraded to low-quality heat. 
E)  converted to carbon dioxide. 
A)  in the form of heat. 
B)  converted to biomass. 
C)  recycled as it reaches the chain's end. 
D)  degraded to low-quality heat. 
E)  converted to carbon dioxide.

Question 20

All of the following increase the amount of carbon dioxide in the atmosphere except

Accepted Answer

A)  respiration. 
B)  photosynthesis. 
C)  combustion. 
D)  decomposition. 
E)  none of these answers 
A)  respiration. 
B)  photosynthesis. 
C)  combustion. 
D)  decomposition. 
E)  none of these answers

Which of the following aquatic ecosystems has the highest net primary productivity?

Science

-Which two terrestrial ecosystems produce the least kilocalories of energy per year?

The part of Earth where air,water,soil and organisms interact is called the

Energy can be formally defined as

Most land species rely on insects for survival.

The acidity or alkalinity of water or soil is important to determine

Nitrogen may be returned from plants and animals back to the soil as leaves,skin ,hair and dead bodies.

Protons,neutrons,and electrons are all

Sedimentary rocks are formed from

A moderate temperature produces a(n)____________________ for tiger snakes,who cannot survive at extremely high or extremely low temperatures.

Forest,deserts and grasslands have distinct climate and species and are known as ____________________.

The limiting factor for whales would not include

An atom of sodium has eleven protons and therefore has eleven ____________________.

In open water,the dominant producers are

Before an interpretation of an observation can become a theory,it must first be a testable scientific ____________________.

The portion of the atmosphere where almost all of earth's weather occurs is called the

The place where a population or organism lives is called its ____________________.

Most of the energy input in a food chain is

All of the following increase the amount of carbon dioxide in the atmosphere except

Environmental Problems, Their Causes, and Sustainability

Biodiversity and Evolution

Community Ecology, Population Ecology, and the Human Population

Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Ecosystem Approach

Food,Soil,and Pest Management

Water Resources and Water Pollution

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Urbanization and Solid and Hazardous Waste

Economics, Politics, Worldviews, and Sustainability

Filters

Exam 2: Science, Matter, Energy, and Systems

Which of the following aquatic ecosystems has the highest net primary productivity?

Science

-Which two terrestrial ecosystems produce the least kilocalories of energy per year?

The part of Earth where air,water,soil and organisms interact is called the

Energy can be formally defined as

Most land species rely on insects for survival.

The acidity or alkalinity of water or soil is important to determine

Nitrogen may be returned from plants and animals back to the soil as leaves,skin ,hair and dead bodies.

Protons,neutrons,and electrons are all

Sedimentary rocks are formed from

A moderate temperature produces a(n)____________________ for tiger snakes,who cannot survive at extremely high or extremely low temperatures.

Forest,deserts and grasslands have distinct climate and species and are known as ____________________.

The limiting factor for whales would not include

An atom of sodium has eleven protons and therefore has eleven ____________________.

In open water,the dominant producers are

Before an interpretation of an observation can become a theory,it must first be a testable scientific ____________________.

The portion of the atmosphere where almost all of earth's weather occurs is called the

The place where a population or organism lives is called its ____________________.

Most of the energy input in a food chain is

All of the following increase the amount of carbon dioxide in the atmosphere except

Environmental Problems, Their Causes, and Sustainability

Biodiversity and Evolution

Community Ecology, Population Ecology, and the Human Population

Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Ecosystem Approach

Food,Soil,and Pest Management

Water Resources and Water Pollution

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Urbanization and Solid and Hazardous Waste

Economics, Politics, Worldviews, and Sustainability

Filters