QUESTION: Review

The term “environment” includes

a) Animals and plantsb) Oceans and riversc) Soil and atmosphered) All of the above are included in this term

QUESTION: ReviewWhich of the following is correct about the term “environmentalism”?

a) It is very science-orientedb) It is a social movement to protect the environmentc) It usually does not include advocacy for the

environmentd) It involves scientists trying to solve environmental

problems

QUESTION: ReviewAdding various amounts of fertilizer to plants in a laboratory is a _____ type of experiment

a) Correlativeb) Naturalc) Manipulatived) Rare

QUESTION: ReviewWhat is the definition of “sustainable development”?

a) Using resources to benefit future generations, even if it means lower availability now

b) Letting future generations figure out their own problems

c) Using resources to satisfy current needs without compromising future availability

d) Letting each country decide what is its best interest

QUESTION: Interpreting Graphs and DataAccording to this graph, what has happened to the

population over the last 500 years?

a) It has grown exponentially

b) It has grown linearlyc) It has decreasedd) It has slowed down

recently

QUESTION: Interpreting Graphs and Data

What happens if test results reject a hypothesis?

a) The scientist formulates a new hypothesis

b) It shows the test failedc) The hypothesis was

supportedd) The predictions may not have

been correct

QUESTION: ReviewWhich of the following part of an atom has a negative charge?

a) Protonb) Neutronc) Electrond) Hydrogen

QUESTION: ReviewIonic bonds are bonds that ……

a) Share electronsb) Occur when an electron is transferred from one atom to anotherc) Share electrons unequallyd) Lose an electron

QUESTION: ReviewWhich of the following is NOT a reason water is essential for life?

a) Water can absorb large amounts of heat without changing temperature

b) Waste and nutrients can be transported in waterc) Ice floats on liquid water, so fish survive cold wintersd) Water usually cannot dissolve other molecules

QUESTION: ReviewOf the following macromolecules, which one is NOT a polymer?

a) Lipidsb) Proteinsc) Carbohydratesd) Nucleic acids

QUESTION: ReviewSugars, starches, and glucose are all:

a) Lipidsb) Proteinsc) Carbohydratesd) Nucleic acids

QUESTION: ReviewAccording to the second law of thermodynamics …?

a) Energy cannot be created or destroyed b) Things tend to move toward a more disorderly statec) Matter can be created, but not energyd) Kinetic energy is the most efficient source of energy

QUESTION: ReviewWhich of the following organisms is an autotroph?

a) Deep-sea tubeworm b) Horsec) Pine treed) None of these

QUESTION: Interpreting Graphs and DataA molecule of the hydrocarbon ethane contains…?

a) 10 carbon atoms and 8 hydrogen atoms

b) 8 carbon molecules and 10 hydrogen enzymes

c) Carbon and hydrogen DNAd) Two different ions

QUESTION: Interpreting Graphs and Data

Which is the most acidic material?

a) Soft soapb) Rainwaterc) Acid raind) Lemon juice

QUESTION: Review

Which of the following is NOT a part of the process of natural selection?

a) Organisms struggle to surviveb) Organisms limit the number of young they producec) Individuals vary in their genetic characteristicsd) Some individuals are better suited to their

environment than others

QUESTION: Review

Disruptive selection would result in which of the following?

a) Dogs with black coats evolving whiter coats in colder areas

b) Red and white flowers interbreeding, producing pink flowers

c) Fish evolving bigger eyes as the water gets muddierd) A population of birds, some with thicker beaks that eat

seeds and others with thinner beaks that eat insects

QUESTION: Review

Biological diversity includes all of the following, except:a) Species diversityb) Genetic diversityc) Population diversityd) Community diversitye) All of these are included in the concept of

biodiversity

QUESTION: Review

Sympatric speciation would occur in ....a) One population that mates in May, and another that mates

in Juneb) Two populations separated by the Mississippi Riverc) Two populations separated by a glacierd) Two populations separated by the Rocky Mountains

QUESTION: Review

Which of these species is least vulnerable to extinction?

a) A species with a population size of 50 individuals b) A species distributed throughout the United Statesc) A species that eats only river snailsd) A species that lives on mountaintops

QUESTION: Review

An ecosystem is defined as:a) The total living things on Earthb) Members of the same population that can

interbreedc) Interacting species in an aread) Species and the nonliving material they interact with

QUESTION: Interpreting Graphs and Data

Which of the following graphs shows a population that will have fewer individuals in the future?

(a) (c)(b) (d)

QUESTION: Interpreting Graphs and Data

Which type of distribution is a result of individuals guarding their territory?

a) Random b) Uniformc) Clumpedd) None of these

QUESTION: Interpreting Graphs and Data

What does this graph show?a) The effects of

carrying capacity on population growth

b) A population that keeps growing

c) The effects of exponential growth

d) The effects of increasing carrying capacity

QUESTION: Review

a) Both species are harmed

b) One species benefits, but the other is harmed

c) Both species benefit

d) One species excludes another from a particular area

Predation is a form of species interaction where….

QUESTION: Review

a) Amensalism

b) Intraspecific competition

c) Competitive exclusion

d) Species coexistance

The phenomenon where one species completely excludes another species from access to a resource is called:

QUESTION: Review

a) Predators killing their prey

b) One species moving out of an area to find new resources

c) A host species becoming more vulnerable to parasitism

d) A pine tree evolving thicker pinecones to reduce consumption by squirrels

An example of coevolution would be:

QUESTION: Review

a) Plants are autotrophs and occupy the first trophic level

b) Detritivores consume waste products or dead bodies

c) Biomass and energy increase going up the food chain

d) There are fewer predator species than prey species in an area

Which statement is NOT true about trophic levels?

QUESTION: Review

a) The slopes of a newly formed volcanic island

b) Wetlands in Texas, following Hurricane Rita

c) Forests growing on an abandoned farm

d) Vegetation regrowing in Yellowstone National Park after a major fire

Secondary succession would take place on all of the following EXCEPT…?

QUESTION: Review

a) Remove individuals from the area

b) Stress them by noise

c) Trap them

d) Encourage them to hybridize with another species

All of the following are ways to control invasive species, EXCEPT:

QUESTION: Review

a) Tropical rainforest

b) Temperate grasslands

c) Temperate rainforest

d) Taiga

Which biome has more extreme temperature differences between winter and summer, may contain prairie dogs, and has been extensively converted to agriculture?

QUESTION: Review

a) Tropical rainforest

b) Temperate grasslands

c) Temperate rainforest

d) Taiga

Which biome has year-round warm temperatures, as well as rainfall and lush vegetation, but very poor soils?

QUESTION: Interpreting Graphs and Data

What does this figure illustrate?a) A predator–prey cycleb) Competitive exclusionc) Resource partitioningd) Succession

QUESTION: Interpreting Graphs and Data

In this climatograph for Archangelsk, Russia, in the boreal forest biome, summers are… ?

a) Long and warm

b) Short and cool

c) Long and cold

d) Short and warm

QUESTION: Review

The term “system” includes all of the following, except:

a) A network of relationships among various components

b) The various components tend to minimize interactions

c) Energy, matter, and information are exchanged between components

d) Energy and matter are valuable inputs to the system

QUESTION: ReviewWhich of the following describes a positive feedback loop?

a) It drives a system towards an extremeb) It stabilizes the systemc) It causes the system to move in opposite directions

at the same ratesd) It causes the system to maintain a constant

condition

QUESTION: Review

Which of the following is a correct statement?

a) Energy and matter flow in one direction onlyb) Energy and matter both cycle repeatedlyc) Energy flows in one direction, while matter recyclesd) Matter flows in one direction, while energy recycles

QUESTION: Review

What is the definition of “net primary productivity”?

a) Assimilation of energy by heterotrophsb) Elements and compounds that are required for

survivalc) Energy remaining after respiration that is used to

generate biomassd) Assimilation of energy by autotrophs

QUESTION: Review

Which biogeochemical cycle comprises 78% of our atmosphere, and is contained in proteins, DNA and RNA?

a) Carbonb) Nitrogenc) Waterd) Phosphorus

QUESTION: Review

Which biogeochemical cycle is being affected by damming rivers, and altering the surface and vegetation?

a) Carbonb) Nitrogenc) Waterd) Phosphorus

QUESTION: Review

Which rock is formed from magma; for example, granite and basalt?

a) Sedimentaryb) Igneousc) Metamorphicd) Phosphorus

QUESTION: Weighing the IssuesWho should pay for cleanup of the nitrate

entering the Gulf of Mexico?

a) The federal governmentb) State governmentsc) Fishermend) Farmers responsible for fertilizer runoff

QUESTION: Interpreting Graphs and Data

According to this graph, which ecosystem has the warmest temperature and most rainfall?

a) Temperate grasslandb) Boreal forest c) Savannahd) Tropical rain forest

QUESTION: Interpreting Graphs and Data

What would be created as a result of this figure?

a) An earthquake-prone area

b) A slip-strike faultc) Colliding platesd) New crust