Which of the following question is most appropriate to aninvestigation at the landscape level?
Which of the following question is most appropriate to aninvestigation at the landscape level?
What is the effect of diminished resources on an individual'slife span? How long does it take for carbon to be cycled from theatmosphere into living tissue? What is the relationship between resource availability andbirthrate? Which factors give rise to the spatial extent and arrangementof the various ecosystems?
Which of the following question is most appropriate to aninvestigation at the landscape level?
Which of the following question is most appropriate to aninvestigation at the landscape level?
What is the effect of diminished resources on an individual'slife span? |
How long does it take for carbon to be cycled from theatmosphere into living tissue? |
What is the relationship between resource availability andbirthrate? |
Which factors give rise to the spatial extent and arrangementof the various ecosystems? |
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It's a quiz for my life science class.
QUESTION 1
Organisms that have descended from the same initial group and have the ability to interbreed belong to the same
A. | species. | |
B. | family. | |
C. | class. | |
D. | genus. | |
E. | order. |
5 points
QUESTION 2
The simplest entity that exhibits all of the properties of life is called a(n)
A. | molecule. | |
B. | cell. | |
C. | organism. | |
D. | tissue. |
5 points
QUESTION 3
In populations, adaptation usually arises through
A. | responsiveness. | |
B. | heredity. | |
C. | metabolism. | |
D. | natural selection. | |
E. | development. |
5 points
QUESTION 4
Scientists have found that ancient fossils
A. | are less similar to present-day organisms than more recent fossils. | |
B. | are just as similar to present-day organisms as more recent fossils. | |
C. | are more similar to present-day organisms than more recent fossils. | |
D. | are very similar to present-day organisms. | |
E. | bear no resemblance to present-day organisms. |
5 points
QUESTION 5
What is the term that describes the study of the relationship between living things and components of their environment?
A. | herpetology | |
B. | analogy | |
C. | zoology | |
D. | ecology | |
E. | ichnology |
5 points
QUESTION 6
Characteristics usually associated with life include all of the following except:
A. | motility. | |
B. | a high degree of organization. | |
C. | lack of change from generation to generation. | |
D. | reproduction. | |
E. | responsiveness to stimuli. |
5 points
QUESTION 7
The scientific name for the black-footed ferret is Mustela nigripes. The name Mustela indicates the _____________________ to which the organisms belongs.
A. | phylum | |
B. | class | |
C. | family | |
D. | species | |
E. | genus |
5 points
QUESTION 8
Which of the following is considered to be the most basic living unit?
A. | organ system | |
B. | molecule | |
C. | organelle | |
D. | cell | |
E. | tissue |
5 points
QUESTION 9
Which of the following concepts best describes the wide variety of dog species we observe, ranging from the domesticated golden retriever or the basset hound, to the wild dogs of Africa, to foxes?
A. | preadaptation | |
B. | special creation | |
C. | inheritance of acquired characteristics. | |
D. | taxonomy | |
E. | evolution |
5 points
QUESTION 10
If an ecologist is studying the cycling of carbon through a particular environment (which involes the movement of carbon through living things as well as through rock, air, and water), the scientist is studying at what level of ecology?
A. | organismal | |
B. | community | |
C. | ecosystem | |
D. | population | |
E. | biosphere |
5 points
QUESTION 11
Which list is organized from smallest to largest level of organization of life?
A. | organisms, organ systems, organs, tissues, cells, organelles | |
B. | organelles, cells, tissues, organs, organ systems, organisms | |
C. | organelles, tissues, cells, organ systems, organs, organisms | |
D. | tissues, cells, organelles, organs, organ systems, organisms | |
E. | cells, tissues, organ systems, organelles, organs, organisms |
5 points
QUESTION 12
When examining the hierarchy of life, which of the following terms is most inclusive?
A. | biosphere | |
B. | population | |
C. | species | |
D. | ecosystem |
5 points
QUESTION 13
The units of inheritance are
A. | evolutions. | |
B. | heredities. | |
C. | genes | |
D. | twins. | |
E. | metabolic activities. |
5 points
QUESTION 14
Organisms that undergo asexual reproduction
A. | require another organism to reproduce. | |
B. | are usually very complex. | |
C. | produce offspring that are different from each other. | |
D. | do not require energy to reproduce. | |
E. | produce offspring that are identical to each other and to the parent. |
5 points
QUESTION 15
All the living organisms in a particular area at a particular time make up a
A. | biosphere. | |
B. | community. | |
C. | biosystem. | |
D. | population. | |
E. | ecosystem. |
5 points
QUESTION 16
The first step in the scientific method is to
A. | identify a problem. | |
B. | predict the results of an experiment. | |
C. | propose a solution. | |
D. | draw a conclusion. | |
E. | perform an experiment. |
5 points
QUESTION 17
Young multicelled organisms usually start out small, then grow in size, and increase in complexity. This process is called:
A. | heredity. | |
B. | metabolism. | |
C. | development. | |
D. | evolution. | |
E. | heredity. |
5 points
QUESTION 18
To maintain order within their cells and organs, all living things must
A. | carry on metabolism. | |
B. | reproduce. | |
C. | constantly change. | |
D. | be able to move. | |
E. | extract energy from sunlight. |
5 points
QUESTION 19
Which of the following includes Highest levels of hierarchy?
A. | family | |
B. | phylum | |
C. | domain | |
D. | kingdom | |
E. | order |
5 points
QUESTION 20
Fungi are classified into which domain?
A. | Archaea | |
B. | Eukarya | |
C. | Bacteria | |
D. | Fungi |
Which of the following provides evidence for evolution?
All of these answers are correct |
Comparing DNA sequences between species |
Looking at the geographic distribution of similar species |
Comparing similarities in embryonic development between species |
Analyzing transitional fossils |
Which one of the following statements is true?
Natural selection works on non-heritable traits. |
Mutations only give rise to harmful traits. |
Natural selection works on variation already present in a population. |
Individuals evolve through natural selection. |
Which one of the following can create new alleles?
Genetic drift |
Natural selection |
Gene flow |
Mutation |
Which of the following is true concerning evolution?
An individual can evolve |
Genetic drift is a non-random part of natural selection |
An organism's fitness is determined by how long it survives |
Natural selection occurs through a change in allele frequency |
All living things need carbon. How does carbon enter the living portion of an ecosystem?
Atmospheric carbon dioxide taken in by photosynthesis. |
Atmospheric carbon dioxide taken in by soil bacteria. |
Elemental carbon taken in by plant roots. |
Elemental carbon taken in by cellular respiration. |
Elemental carbon taken in by cellular transpiration. |
The burning of fossil fuels:
Releases excess carbon dioxide into the atmosphere. |
Removes pollutants from the atmosphere. |
Was developed by scientists to combat global climate change. |
Has no effect on the carbon cycle. |
Is good for the environment |
__________ conducts water and dissolved minerals from the __________ to the ___________.
Phloem; roots; shoots |
Xylem; roots; shoots |
Phloem; shoots; roots |
Xylem; shoots; roots |
What is a disadvantage of growing traditional crops such as corn, soy or sugar cane for making biofuel?
they require lots of land and fresh water |
they take carbon dioxide out of the atmosphere |
they release oxygen into the atmosphere |
they release water through their stomata |
______ is the source of the oxygen gas released by a photosystem.
NADPH |
H2O |
C6H12O6 |
CO2 |
Chlorophyll |
Through what structure(s) do plants obtain most of their water?
interior cells |
stems |
leaves |
roots |
stomata |