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38 Cards in this Set

  • Front
  • Back
Plants and the herbivores that eat them have evolved independently of one another. (t/f)
true
(t/f)a community includes all the species live together in a close association, they are part of a symbiotic relationship
True
(t/f)climate is not a factor in determining the ecosystem types found in the United States
False
(t/f) The critical resource required for plant growht that is usually absent in newly formed habitats is water
False
(t/f) the primary reason for loss of biodiversity is habitat destruction
True
(t/f)the major difference between primary succession and secondary succession is that primary succession ocurs only on land and secondary succession occurs in ponds and lakes
False
(t/f)a food chain is made up of interrelated food webs
False
(t/f) decomposers absorb energy from organism determines its trophic level
True
(t/f)a food chain is made up of interrelated food webs
False
(t/f)the source of energyof an organism determines its trophic level
True
(t/f)Organisms at higher trophic levelstend to be fwer in number than those at lower trophic levels
True
(t/f)plants release water into the atmosphere through transpiration
True
(t/f)Water and nutrients continue to cycle normally in a forest ecoystem afte the trees are cut down
False
(t/f) on land there are several major types of ecosystems, which are called biomes
True
(t/f)some animals of the deciduous forest hibernate during the winter
True
(t/f)the primary reason for loss of biodiversity is habitat destruction
True
( T or F ) When two species complete for limited resources, competitive exclusion is sure to take place.
False
( T OR F ) ALL LIVING THINGS ARE COMPOSED OF CHEMICALS
TRUE
( T OR F ) A LONG-TERM RELATIONSHIP IN WHICH BOTH PARTICIPATING SPEICES BENEFIT IS KNOWN AS PARASITISIM.
False
Which of the following is a means by which heterotrophs can obtain energy?
a. using water,carbon dioxide, and energy form teh sun to prouce sugars
b. using water and carbon dioxide to produce energy-rich compounds
c. consuming autotrophs
d. consuming simple chemicals from the environment ans using them to assmeble complex chemicals and structures needed by organism
D
Whick example of scientific methodology is incorrect?
a. observation- a # of people in Zaire dying of a disease outbreak
b. measurement - a record of the # of people w/ symptoms of the diesease an the number of people who had died from the disease.
c. analysis of data- comparision of the effects of mixing monkey cells with virus- containing blood in test tubes and the effects of mixing of liquid from these test tubes with fresh monkey cells
d. Inference making - identfication of the Ebola virus as the cuase of the disease by taking electron micrographs of substances found in blood of persons affected with the disease
D
(t/f) frefer to the illustration above. both species have DNA in their cells.
True
Dr. Ross knew that the parasite Plasmodium was always found in the blood of malaria patients. He thought that if the Anopheles mosquitoes were responsible for spreading malaria, then Plasmodium would be found in the mosquitoes. This idea was a
a. Prediction
b. Hypothesis
c. theory
d. Scientific "truth"
A
Biology is the study of
a. minerals
b. life
c. the weather
d. energy
B
All organisms possess DNA. DNA
a. creates energy for the cells
b. allows sentivity to the environmental stimutli
c. contains information for growth and devoplment
d. captures energy from the sun
C
Ecology
a. refers to change in species over time
b. refers to a delicate internal balance within organisms
c. is inconsistent with evolution
d. is the study of communities or organisims in relation to their environemnt
D
(t/f)the sand dollar and paramecium both show organization
True
(t/f)unlike the sand dollar, the paramecum does not have to maintain a stable internal environment
False
(t/f)a scientist who performs an experiment has no idea hat the outcome of the experiment is going to be
False
(t/f)a therogy is an assumption made by scientists and implies a lack of certainty.
False
(t/f)the types of particles that are located in the nucleus of an atom are protons and neutrons, and the types of particles that are located in the energy levels surrounding the nucleus are electrons
True
(t/f)Most elements are stable if their outermost energy level contains an even number of electrons
False
(t/f)atoms in a gas move more rapidly than atoms in a liquid or a solid do.
True
(t/f)The products of an endergonic chemical reaction possess more energy than the reactants form which they are produced
True
(t/f)the amount of energy needed to cuase a chemical reaction to start is called activation energy
True
(t/f) buffers can neutralize acid, but they do not affect bases
FAlse
(t/f)very small populations are less likely to become extinct than larger populations
False
(t/f)a community includes all the species live together in a close association, they are part of a symbiotic relationship
True