Question

Please answer as many as possible!!

QUESTION 10

As the hydrogen ion [H +] concentration in a solution decreases, the hydroxide ion [OH -] concentration

increases and the pH increases.

decreases and the pH increases.

increases and the pH decreases.

decreases and the pH stays the same.

decreases and the pH decreases.

1 points   

QUESTION 11

Environmental science is a

theoretical approach in interpreting the environment.

way to see the world in scientific terms.

narrowly defined set of physical, life, and social sciences.

systematic approach learning about the environment.

special set of problem-solving skills.

1 points   

QUESTION 12

Evolution occurs as a result of

an individual's physiological modification.

better survival or reproduction rates by individuals with a particular characteristic.

environmental change that forces modification in a resident species.

a population's physiological modification.

the discovery of a desirable characteristic in a population.

1 points   

QUESTION 13

Historically, up until the Middle Ages, populations were mostly limited by

low fertility rates.

religious restrictions on marriage.

culturally imposed family planning practices.

infanticide.

disease, famine, and war.

1 points   

QUESTION 14

If current trends continue, climate models indicate that by 2100 global mean temperature will probably increase by 2° to 6°C compared to today's temperatures. This would result in decreases in

storm intensity.

glaciers and snowfields.

heat waves.

flooding.

severe droughts.

1 points   

QUESTION 15

In a biological community where diversity is great, such as a tropical rainforest, the abundance of any one species is likely to be

widely variable from year to year.

small.

unrelated to diversity.

great.

1 points   

QUESTION 16

In general species diversity is higher near the poles than near the equator.

True

False

1 points   

QUESTION 17

Individual species will continually evolve as a result of ________, with certain genetic combinations becoming more predominant.

natural selection

gradualism

convergent evolution

coevolution

punctuated equilibrium

1 points   

QUESTION 18

Metabolism can be seen as the process of converting

energy into matter.

potential energy into kinetic energy.

atoms into compounds.

matter into potential energy.

kinetic energy into potential energy.

1 points   

QUESTION 19

Most environmental problems result from

technological development problems.

global warming.

excessive pollution.

complex, interrelated problems.

urban degradation.

1 points   

QUESTION 20

Natural selection will ultimately make a species

better adapted to its environment.

less vulnerable to its predators.

more aggressive.

more intelligent.

physically bigger.

1 points   

QUESTION 21

Of the following statements and questions, which is the best example of deductive reasoning?

Since every insect I have examined so far has six legs, I conclude that all insects must have six legs.

In repeated tosses of a coin, there is a 50/50 chance of each toss resulting in a "head."

How many times will the toss of coins turn "heads-up" if 100 people each toss a coin?

If all insects have six legs, then butterflies have six legs.

All of these are examples of deductive reasoning.

1 points   

QUESTION 22

Photosynthesis is the process of converting ________ into ________ energy.

solar energy; chemical bond

chemical bond energy; kinetic

chemical bond energy; potential

solar energy; kinetic

solar electrical energy; heat

1 points   

QUESTION 23

Photosynthesis produces sugars from

water, other sugars, and oxygen.

water, carbon dioxide, and energy.

carbon dioxide, enzymes, and energy.

oxygen, water, and energy.

oxygen, carbon dioxide, and water.

1 points   

QUESTION 24

Potential energy is ________ energy.

motion

stored

latent

electrical

heat

1 points   

QUESTION 25

Random samples are used

only in double-blind medical experiments.

to eliminate bias from a study.

only when large samples are not available.

to eliminate the need for a rigorous method of choice.

1 points   

QUESTION 26

Refer to the following graph for the questions.
    


The graph indicates that more children die

when their mothers are poor.

when their mothers are literate.

when their mothers are illiterate.

in the first stage of the demographic transition.

in the last stage of the demographic transition.

1 points   

QUESTION 27

Refer to the following graph for the questions.
    


The graph indicates that there is

a strong relationship between infant mortality and education for women.

a relationship between birth rate and education for women.

little relationship between infant mortality and education for women.

more importance for female rather than male education.

a relationship between infant mortality and education in general.

1 points   

QUESTION 28

Symbiosis means

a relationship in which both species benefit.

living together.

a parasitic relationship.

commensalism.

a relationship in which one species benefits and the other does not benefit.

1 points   

QUESTION 29

The amount of resource used and how much is thrown away is called

ecology.

ecosystem services.

sustainability.

throughput.

1 points   

QUESTION 30

The best definition of a hypothesis is a(n)

proof of a proposed theory.

theory based on experiments.

argument based on acute intuition.

proposed explanation based on observation.

proposed theory that has been tested numerous times.

1 points   

QUESTION 31

The concept that describes the amount of land required to produce the goods and services that are required for an individual to live his or her particular lifestyle is the

IPAT concept.

demographic transition concept.

ecological footprint concept.

social justice concept.

1 points   

QUESTION 32

The motion of a rock rolling downhill is known as ________ energy.

electrical

latent

kinetic

mechanical

potential

1 points   

QUESTION 33

The number of children born to an average woman in a population during her entire reproductive life is called ________.

total fertility rate

replacement rate

birth rate

crude birth rate

growth rate

1 points   

QUESTION 34

The point of critical thinking is to learn to

distrust all opinions other than your own.

identify true experts in a field.

weigh all the evidence and draw your own conclusions.

learn to accept the views of real authorities.

trust only your own experimental results.

1 points   

QUESTION 35

The process of cellular respiration

does not occur in detritivores.

eliminates the need for enzymes in metabolism.

does not occur in primary producers.

releases energy from chemical bonds of molecules such as glucose.

helps primary producers store energy accumulated by chloroplasts.

1 points   

QUESTION 36

The relationship among atoms, elements, and compounds is most like the relationship among which of the following groupings?

bricks, brick houses, and large brick buildings

grains of sugar, sugar, and sweetened iced tea

bricks, sidewalks, and paved roads

ponds, lakes, and oceans

grains of sand, rocks, and continents

1 points   

QUESTION 37

The study of human population characteristics, such as age structure, demographic transition, total fertility, human population and environmental relationships, death-rate factors, and standard of living is known as

carry capacity.

life expectancy.

crude death rate.

human demography.

demography.

1 points   

QUESTION 38

Use the following demographic data on three hypothetical countries to answer the questions.  

Country "A"Country "B"Country "C"

Fertility (per female)2.03.16.7

Infant Mortality (per 1000 people)96962

Life Expectancy (years)75.56561

Per-capita Income (US$)$21,700$2,680$370

Doubling Time (years)893719

The most industrialized country listed is

Country "A."

Country "B."

Country "C."

None of the countries listed are likely to be industrialized.

It is impossible to use the data in the table to identify an industrialized country.

1 points   

QUESTION 39

What term describes species which arise in non-overlapping geographic regions?

intraspecific competition

allopatric speciation

invasive species

sympatric speciation

interspecific competition

1 points   

QUESTION 40

What would be considered to be an area in environmental science where we are seeing progress toward sustainability?

renewable energy

world hunger

climate change

biodiversity loss

1 points   

QUESTION 41

When did the human population begin to grow exponentially?

when agriculture was invented

in the 20th century

during the Bubonic plague

during the Industrial Revolution

it is not growing exponentially

1 points   

QUESTION 42

When testing a new drug to treat arthritis what method should be used to avoid bias in the data?

double-blind experiments

statistics

critical thinking

deductive reasoning

inductive reasoning

1 points   

QUESTION 43

Which country listed below would you expect to have the highest ecological footprint?

USA

Venezuela

Mexico

Kenya

1 points   

QUESTION 44

Which of the following is an example of humans using technology to increase the carrying capacity for humans on Earth?

the development of vaccines to increase survival rate from disease

the urbanization of rural areas changing farmland into cities

the development of fertilizers and pesticides to grow more crops per acre

the development of coal fired power plants that utilize large amounts of coal to produce energy

the lowering of groundwater tables due to increased use of water for industrialization

1 points   

QUESTION 45

Which of the following is not a molecule?

O2

O3

H2O

DNA

C

1 points   

QUESTION 46

Which of the following is  not an example of how statistics are used?

determining the context of how data was gathered

estimating the confidence you can have in the data

evaluating the relationship between variables

determining if your group is unusual

assessing the general state of a group

1 points   

QUESTION 47

Which of the following would not be a discipline involved in the study of human populations and population growth?

all of the answers are correct

medicine

statistics

sociology

political science

1 points   

QUESTION 48

________ is an example of something that has a basic pH.

Saliva

Milk

Coffee

Tomato juice

Ammonia

1 points   

QUESTION 49

________ is the development of a new species.

Ecotone

Mutation

Adaption

Evolution

Speciation

1 points   

QUESTION 50

________ is the place or set of environmental conditions in which a particular organism lives.

Adaptation

Habitat

Tolerance range

Niche

Resource partition

Answer 1

10. As the hydrogen ion [H +] concentration in a solution decreases, the hydroxide ion [OH -] concentration increases and the pH increases. pH= -log [H⁺]. Since pH is directly proportional to the hydrogen ion concentration.

11. Environmental science is a systematic approach learning about the environment.

12. Evolution occurs as a result of environmental change that forces modification in a resident species.

14. If current trends continue, climate models indicate that by 2100 global mean temperature will probably increase by 2° to 6°C compared to today's temperatures. This would result in decreases in glaciers and snowfields.

16. In general species diversity is higher near the poles than near the equator is False

23. Photosynthesis produces sugars from water, carbon dioxide, and energy.

24. Potential energy is electrical energy.

28. Symbiosis means a relationship in which both species benefit.

35. The process of cellular respiration releases energy from chemical bonds of molecules such as glucose.

45. Which of the following is not a molecule? C (Carbon)

47. Which of the following would not be a discipline involved in the study of human populations and population growth? Political science.

48. Ammonia is an example of something that has a basic pH.

49. Speciation is the development of new species

50. Habitat is the place or set of environmental conditions in which a particular organism lives.