Environmental and Conservation Biology

A caterpillar develops toxic spikes to deter the bird that preys on it. Over time the bird develops ...

A caterpillar develops toxic spikes to deter the bird that preys on it. Over time the bird develops ...

A caterpillar develops toxic spikes to deter the bird that preys on it. Over time the bird develops a digestive enzyme that neutralizes the toxin. This is an example of
A) an invasive species.
B) parasitism.
C) mutualism.
D) mimic

Guido   166   1 Reply

Cellar

A cemetery in New England contains headstones from the 17th to 21st centuries. H

A cemetery in New England contains headstones from the 17th to 21st centuries. H

A cemetery in New England contains headstones from the 17th to 21st centuries. Headstones from the 17th century are made of slate. Headstones from the mid-19th century are made of marble. Which headstone is going to be more legible (and therefore mor

barry   1525   2 Replies

barry

A certain relatively dry country has begun to desalinate seawater. If you were o

A certain relatively dry country has begun to desalinate seawater. If you were o

A certain relatively dry country has begun to desalinate seawater. If you were one of the managers of an irrigation project using this water, what measures would you adopt?

barry   718   1 Reply

bio_man

A certain species of animal represents just 3% of the biomass in its ecosystem. We might classify ...

A certain species of animal represents just 3% of the biomass in its ecosystem. We might classify ...

A certain species of animal represents just 3% of the biomass in its ecosystem. We might classify this as a keystone species if its removal
A) allowed an even rarer species to increase in numbers and take its place.
B) caused 2% of the othe

Guido   100   1 Reply

kont24

A challenge facing geneticist Andrew Cockburn, whose work focuses on the eradication of malaria, is ...

A challenge facing geneticist Andrew Cockburn, whose work focuses on the eradication of malaria, is ...

A challenge facing geneticist Andrew Cockburn, whose work focuses on the eradication of malaria, is
  that he:
 
  a. can breed too few mosquitoes for his research
  b. must find a needle that can penetrate a mosquito e

alannah007   30   1 Reply

unik11

A chemical reaction requires energy to proceed. This would be

A chemical reaction requires energy to proceed. This would be

A chemical reaction requires energy to proceed. This would be
A) exothermic.
B) endothermic.
C) entropy.
D) kinetic energy.

Iridium   80   1 Reply

By_NeFReT

A chemical that will kill any plant it comes into contact with is called a selective herbicide. ...

A chemical that will kill any plant it comes into contact with is called a selective herbicide. ...

A chemical that will kill any plant it comes into contact with is called a selective herbicide.
 
  Indicate whether the statement is true or false

Question 2

Growing plants from seeds is used to gr

dcrimaldi   32   2 Replies

dcrimaldi

A chemistry professor warns the students to never store acids in metal containers because acids ...

A chemistry professor warns the students to never store acids in metal containers because acids ...

A chemistry professor warns the students to never store acids in metal containers because acids demonstrate a high level of
A) ignitability.
B) toxicity.
C) reactivity.
D) corrosivity.

Enni Cortu   99   1 Reply

thb

A child was born with birth defects. This could have been caused by exposure to ________.

A child was born with birth defects. This could have been caused by exposure to ________.

A child was born with birth defects. This could have been caused by exposure to ________.
A) allergens
B) teratogens
C) carcinogens
D) neurotoxins
E) vectors

Jose7up   65   1 Reply

illustrasyon

A city is considering the location of its next landfill. According to EPA requirements for new landf

A city is considering the location of its next landfill. According to EPA requirements for new landf

A city is considering the location of its next landfill. According to EPA requirements for new landfills, the city should consider
A) a region near an airport.
B) a region prone to earthquakes.
C) a low swampy region near a river.

Alamojay   1009   1 Reply

JesuisMel

A city planner needs to consider ________ as a first priority.

A city planner needs to consider ________ as a first priority.

A city planner needs to consider ________ as a first priority.
A) the amount of money investors have available for new business
B) optimal land use strategies for different areas of the city
C) local laws pertaining to property rights

Nimaa   2910   3 Replies

Lilligant

A city planner needs to consider ________ as a first priority.

A city planner needs to consider ________ as a first priority.

A city planner needs to consider ________ as a first priority.
 
  A) railroads, subway systems, and how much they charge riders
  B) the best use of sales tax money within the city proper
  C) the amount of m

nikkilynn933   52   1 Reply

brecool9

A cliff formed as a consequence of vertical movement along a fault is a fault scarp. Indicate ...

A cliff formed as a consequence of vertical movement along a fault is a fault scarp. Indicate ...

A cliff formed as a consequence of vertical movement along a fault is a fault scarp. Indicate whether the statement is true or false.


Q. 2 - The hanging wall block moves downward relative to the footwall block in a normal fault.

nevinjoshy2001   86   2 Replies

nevinjoshy2001

A climax community always ________. (Multiple Choice)

A climax community always ________. (Multiple Choice)

A climax community always ________.
A) is typical of the first stages of secondary succession
B) remains in place until a disturbance restarts succession
C) describes terrestrial biomes
D) describes aquatic biomes
E) has the

Nimaa   1431   2 Replies

Nimaa

A climax community always ________. (Multiple Choice)

A climax community always ________. (Multiple Choice)

A climax community always ________.
A) is achieved once the succession gets under way
B) remains in place until a disturbance restarts succession
C) applies to terrestrial biomes
D) applies to aquatic biomes
E) returns to its

Jose7up   81   1 Reply

illustrasyon

A climax community always ________. (Multiple Choice)

A climax community always ________. (Multiple Choice)

A climax community always ________.
 
  A) is typical of the first stages of secondary succession
  B) describes terrestrial biomes
  C) describes aquatic biomes
  D) remains in place until a disturb

Softball612   162   1 Reply

sureshranabhat

A climax community ________. (Multiple Choice)

A climax community ________. (Multiple Choice)

A climax community ________.
 
  A) remains in place until a disturbance restarts succession
  B) describes aquatic biomes
  C) describes terrestrial biomes
  D) has the lowest biodiversity of all st

bwebb03   78   1 Reply

Haileyian

A CO2 gradient between the inside and outside of a leaf is maintained during photosynthesis ...

A CO2 gradient between the inside and outside of a leaf is maintained during photosynthesis ...

A CO2 gradient between the inside and outside of a leaf is maintained during photosynthesis because
A) energy is expended by the plant to maintain the CO2 gradient.
B) the CO2 concentration outside of the leaf is always increasing.
C)

mat   63   1 Reply

redlabour

A cold front that moves into New England from the east or northeast is called:a. a cold occluded ...

A cold front that moves into New England from the east or northeast is called:a. a cold occluded ...

A cold front that moves into New England from the east or northeast is called:a.
   a cold occluded front.
  b. an oceanic front.
  c. a nor'easter.
  d. a back door cold front.


Q. 2 - Before the pa

smcc617   73   2 Replies

smcc617

A colleague suggests that the use of corn for ethanol production is causing a rise in corn prices ...

A colleague suggests that the use of corn for ethanol production is causing a rise in corn prices ...

A colleague suggests that the use of corn for ethanol production is causing a rise in corn prices and corn shortages that essentially starve children to fuel American cars. A scientist investigates and suggests this relationship is only partly true.

shrikharariji   71   1 Reply

tiffanyswh

A collection of natural bodies of earth, composed of mineral and organic matter and capable of ...

A collection of natural bodies of earth, composed of mineral and organic matter and capable of ...

A collection of natural bodies of earth, composed of mineral and organic matter and capable of supporting plant growth, is referred to as ________.

Iridium   52   1 Reply

ElBlu

A combination of related parts that interact in an organized fashion is a(n) ____________________. ...

A combination of related parts that interact in an organized fashion is a(n) ____________________. ...

A combination of related parts that interact in an organized fashion is a(n) ____________________. Fill in the blank(s) with the appropriate word(s).


Q. 2 - Anthropology is the study of human beings. Therefore, the name of th

swimgal16   63   3 Replies

sandhya@123

A combination square can be used for the same things as the framing and try squares. (True or false?)

A combination square can be used for the same things as the framing and try squares. (True or false?)

A combination square can be used for the same things as the framing and try squares.
 
  Indicate whether the statement is true or false

Question 2

The system that involves growing a single crop wit

cana   44   1 Reply

JRoenick97

A common movement disorder caused by traditional neuroleptics is called

A common movement disorder caused by traditional neuroleptics is called

A common movement disorder caused by traditional neuroleptics is called
   A.   
neuroleptic ataxia.
   B.   
neurogenic ataxia.
   C.   
tardive dyskinesia.
   D.   
ataxic dyskinesia.

kveras446   59   1 Reply

bio_man

A common substance used in pickling food is _____.

A common substance used in pickling food is _____.

A common substance used in pickling food is _____.
 
  a. vinegar c. olive oil
  b. alcohol d. water

Question 2

The term _____ refers to how a message conveyed in the media provides contextual

ngocchapcheng11   49   2 Replies

ngocchapcheng11

A community includes both living and nonliving components (True or false?)

A community includes both living and nonliving components (True or false?)

A community includes both living and nonliving components.

True or False?

mat   53   1 Reply

By_NeFReT

A community is a group of ________.

A community is a group of ________.

A community is a group of ________.
A) individuals of interacting species that live in one area
B) individuals of interacting species that interact in multiple ecosystems
C) individuals of a single species that live in one area
D)

Jose7up   71   1 Reply

Rohcodom

A community is a group of____

A community is a group of____

A community is a group of ________.
A) individuals of interacting species that live in one area
B) individuals of interacting species that interact in multiple ecosystems
C) individuals of a single species that live in one area
D)

couple007   699   1 Reply

eliten55

A community may undergo a regime shift or a phase shift when ________.

A community may undergo a regime shift or a phase shift when ________.

A community may undergo a regime shift or a phase shift when ________.
A) pollutants cause a rapid rise in mutations
B) they suffer a natural fire or flood
C) have too many symbiotic relationships among species
D) lose keystone sp

Nimaa   1604   2 Replies

Nimaa

A community may undergo a regime shift or a phase shift when ________.

A community may undergo a regime shift or a phase shift when ________.

A community may undergo a regime shift or a phase shift when ________.
 
  A) they suffer a natural fire or flood
  B) lose keystone species or suffer a major climatic change
  C) pollutants cause a rapid rise

howardgiles112   102   1 Reply

lizziemjordan

A companion animal may be a snake. (True or false?)

A companion animal may be a snake. (True or false?)

A companion animal may be a snake.
 
  Indicate whether the statement is true or false

Question 2

____ plants produce foliage in their first year, then flower, produce seed, and die in their second

newbuddy   28   3 Replies

homeworksucks

A companys R&D strategy is an example of a competitive strategy. (True or false?)

A companys R&D strategy is an example of a competitive strategy. (True or false?)

A companys R&D strategy is an example of a competitive strategy.
 
  Indicate whether the statement is true or false.

Question 2

Differentiation and cost leadership are examples of prospecting strat

Claudia899   68   2 Replies

Claudia899

A competitive plant growing in wet conditions would be predicted to have

A competitive plant growing in wet conditions would be predicted to have

A competitive plant growing in wet conditions would be predicted to have
A) a larger root system.
B) high tolerance to water stress.
C) low metabolic rate.
D) many leaves and stems.

mat   64   1 Reply

By_NeFReT

A complete series of rootstock known as the malling rootstock was developed in France. (True or false?)

A complete series of rootstock known as the malling rootstock was developed in France. (True or false?)

A complete series of rootstock known as the malling rootstock was developed in France.
 
  Indicate whether the statement is true or false

Question 2

Organic fungicides are used both as protectants

Pdigker   143   2 Replies

Pdigker

A comprehensive term for any type of downslope movement of Earth materials is

A comprehensive term for any type of downslope movement of Earth materials is

A comprehensive term for any type of downslope movement of Earth materials is
A) subsidence
B) debris flow
C) avalanche
D) mass wasting

Hog95   4208   3 Replies

GeoExp

A concentrated solar thermal power facility concentrates solar energy by ________.

A concentrated solar thermal power facility concentrates solar energy by ________.

A concentrated solar thermal power facility concentrates solar energy by ________.
 
  A) using photovoltaic panels to produce electricity
  B) collecting light in a series of fiber optic cables directed to underground

Mpron   51   1 Reply

nudelosr

A concentration of minerals that could now be legally mined at a profit is calle

A concentration of minerals that could now be legally mined at a profit is calle

A concentration of minerals that could now be legally mined at a profit is called a
A) resource
B) reserve
C) mineral deposit
D) metal

Hog95   506   3 Replies

swift383

A concept called ________ has been used to manage fish populations by allowing maximal harvests of ...

A concept called ________ has been used to manage fish populations by allowing maximal harvests of ...

A concept called ________ has been used to manage fish populations by allowing maximal harvests of particular populations while keeping fish available for the future.

Pramila   38   1 Reply

illustrasyon

A conservation biologist sampled an area for fern species richness, and she comp

A conservation biologist sampled an area for fern species richness, and she comp

A conservation biologist sampled an area for fern species richness, and she compares her data to that previously collected by other researchers. Her data differ from the other researchers' data by (1) the size of the area sampled and (2) the num

Yoshi   1173   4 Replies

Dr.Mohamed

A cooling of surface ocean waters in the eastern equatorial Pacific Ocean is kno

A cooling of surface ocean waters in the eastern equatorial Pacific Ocean is kno

A cooling of surface ocean waters in the eastern equatorial Pacific Ocean is known specifically as ________.
A) La Niña
B) El Niño
C) the ENSO effect
D) Antarctic bottom water
E) the Little Ice Age

barry   4032   2 Replies

barry