Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
EnvironmentalScience
Semester Exam
| Question | Answer |
|---|---|
| During what period did humans alter their habitats? | hunter-gatherer, Industrial Revolution, & agricultural revolution |
| What was not a direct result of the industrial revolution? | overhunting of large mammals |
| Which country's population is most likely to be increasing? | Kenya |
| Using scientific information from chemistry and biology to devise a plan to clean up a lake and make it healthy again describes | Environmental science |
| Why is the world's loss of biodiversity a source of concern? | Humans depend on other organisms for food and oxygen |
| What is a biodegradable material that becomes a pollutant if allowed to accumulate more rapidly than it can decompose? | newspaper |
| What describes the depletion of a renewable resource? | intensive cultivation of farmland that exhausts soil nutrients |
| What does not involve environmental science? | asking people questions about the cost of various resources |
| The fact that useful man-made substances can cause unforseen damage is illustrated by | the detection of Oscillatoria rubencens in Lake Washington, the condition of the atmosphere's protective ozone layer, and the pollution of the Gulf of Mexico's farm chemicals |
| What country is most likely to have either a stabalized or slowly growing population? | Canada |
| The classification and collection of data that are in form of numbers is called | statistics |
| The group that does not receive the experimental treatment in an experiment is the | control group |
| In an experiment,the factor of interest is called the | variable |
| The average mass of a wolf in a pack of wolves is an example of | mean |
| A model of a dinosaur is an example of what kind of model? | physical |
| THe chance that an earthquake will occur in your town during the next year is an examlpe of what? | risk |
| WHich step in the experimental method are scientists conductin when they photograph birds in flight? | observing |
| Before you can make a decision using a decision-making model, what step must you make? | Gather Information |
| Curiosity and imagination are important in science because they are | abilities in scientists that help expand our knowledge |
| What essential characteristic does a good experiment have? | A single variable is tested and a control is used |
| What is not one of the compositional layers of Earth? | mesophere |
| Ozone is a molecule made up of | 3 oxygen atoms |
| The most abundant gas in Earth's atmosphere is | nitrogen |
| A fault is a break in the Earth's | crust |
| How did the Himalaya Mountains form? | coliding tectonic plates |
| The boundry between warm and cold water in an ocean or lake is | thermocline |
| Volcanoes occur at tectonic plate boundaries that are | coliding and seperating from one another |
| Deep currents flow along the | ocean floor |
| The Richter scale best describes the | magnitude of an earthquake |
| With resepct to matter Earth is mostly | a closed system |
| The ozone layer is located in the | stratosphere |
| The energy in most ecosystems from what? | the sun |
| Which animal is successful because it moves quickly, reproduces rapidly, and has a waterproof external skeleton? | ants |
| What algae's use energy from the sun to make food? | seaweed, phytoplankton, and giant kelp |
| What describes soil and temperature in an ecosystem? | Abiotic factors |
| One way that bacteria and fungi are important to the environment is that they | break down dead organisms |
| If an insect can no longer be killed by a particular insecticide, it has developed what? | resistance |
| Most bacteria including the kinds that cause disease and those found in garden soil, belong to what kingdom? | eubacteria |
| The intial source of food in most ocean and freshwater ecosystems is | phytoplankton |
| The intial source of food in most land ecosystems is | plants |
| Pine trees and other conifers are classified as what because they are woody plants, the seeds of which are not enclosed in fruits? | gymnosperms |
| Biomes with higher temperatures and less percipitation tend to have | shorter and denser vegetation |
| The main factor that determines what type of plants grow in a biome is | temperature and precipitation |
| Tropical rain forests are threatened by | deforestation and the trade of rain forest plants and animals |
| If you visited a savanna, you would likely see | large herds of grazing animals such as rhinos, gazelles, and giraffes |
| Which of the following is located primarily in coastal areas that have Mediterranean-style climates with warm dry summers and mild wet winters? | chaparral |
| The deforestation of the rain forests may cause climate changes which in turn may affect | habitat destruction |
| The tundra | has a layer of soil that is permanetly frozen beneath the top soil |
| Which of the following adaptions are used my animals of the Artic tundra? | rodents burrow underground for winter protection |
| biomes | are usually described by their vegetation |
| The distance north or south of the equator as meausred in degrees is called | latitude |
| What are the two main types of freshwater wetlands? | marshes and swamps |
| What adaptation prevents phytoplankton from sinking into deep water? | flagella |
| Estuaries are very productive ecosystems because they receive fresh nutrients from | rivers and oceans |
| Swamps are commonly found on | flat,poorly drained land |
| What causes most coastal pollution in the United States? | Industrial waste and sewage |
| The types of organisms found in a pond or lake depend on | the presence of nutrients temperature, the amount of sunlight available |
| As they flow down a mountain to flatter ground, rivers generally become | slower, warmeer, and wider |
| The majority of marine organisms are found in | shallow coastal waters |
| Which of the following is not an environmental function of wetlands | increasing runoffs |
| Estuaries | are ecosystems where both fresh water and salt water are present |
Created by:
Beth&Kerri
Popular Science sets