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Science 9 - Unit 3: Environmental Chemistry

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Use this for the final test and PAT.
Riley Babuik
Quiz por Riley Babuik, atualizado more than 1 year ago
Riley Babuik
Criado por Riley Babuik mais de 4 anos atrás
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Resumo de Recurso

Questão 1

Questão
What are the THREE cycles we learned about in this unit?
Responda
  • The Oxygen Cycle
  • The Water Cycle
  • The Carbon Cycle
  • The Hydroxide Cycle
  • The Nitrogen Cycle
  • The Mitosis Cycle

Questão 2

Questão
Fill in the Blanks for the Carbon Cycle: Dead and decaying organisms release [blank_start]carbon dioxide[blank_end] into the soil. It gets into [blank_start]fossil fuels[blank_end]. The [blank_start]carbon dioxide[blank_end] is taken back out of the soil through [blank_start]ocean uptake and factories[blank_end]. Then it is absorbed back into [blank_start]plants[blank_end] for photosynthesis.
Responda
  • carbon dioxide
  • nitrogen oxide
  • nitrates
  • sulfur dioxide
  • fossil fuels
  • groundwater
  • carbon dioxide
  • nitrogen oxide
  • nitrates
  • sulfur dioxide
  • ocean uptake and factories
  • dead organisms
  • factories and cars
  • plants
  • animals

Questão 3

Questão
Fill in the Blanks for the Water Cycle: Water is [blank_start]evaporated[blank_end] into the atmosphere in the form of [blank_start]water vapour[blank_end]. It is also [blank_start]transpired[blank_end] from plants. The water then [blank_start]condenses[blank_end] into [blank_start]liquid[blank_end] water. It falls to the ground in the form of [blank_start]precipitation[blank_end]. The water then soaks into surface water and [blank_start]groundwater[blank_end].
Responda
  • evaporated
  • boiled
  • absorbed
  • water vapour
  • water fog
  • dihydrogen monoxide
  • transpired
  • absorbed
  • evaporated
  • condenses
  • sublimates
  • freezes
  • liquid
  • gaseous
  • solid
  • precipitation
  • rain
  • snow
  • hail/sleet
  • groundwater
  • sewers
  • forests

Questão 4

Questão
What is an aquifer?
Responda
  • A section of permeable rock that contains groundwater
  • A section of impermeable rock that contains groundwater
  • A section of permeable rock that contains surface water
  • A section of impermeable rock that contains surfacewater

Questão 5

Questão
Fill in the Blanks for the Nitrogen Cycle: Nitrogen in the atmosphere gets into the soil through [blank_start]lightning[blank_end]. It then gets rid of [blank_start]bacteria[blank_end] living in plants. Nitrogen combines with [blank_start]ammonium[blank_end] to help with [blank_start]decomposition[blank_end]. Then the nitrogen would get back into the atmosphere through [blank_start]plants[blank_end].
Responda
  • lightning
  • rain
  • acid rain
  • bacteria
  • diseases
  • enzymes
  • ammonium
  • proteins
  • carbon
  • sulfur
  • decomposition
  • photosynthesis
  • composition
  • plants
  • gravity

Questão 6

Questão
Nitrogen fixation is the process of changing [blank_start]free[blank_end] nitrogen to be able to combine with other elements that [blank_start]organisms[blank_end] can use. Eg. [blank_start]Lightning[blank_end]
Responda
  • free
  • combined
  • liquid
  • gaseous
  • organisms
  • bacteria
  • plants
  • humans
  • Lightning
  • Precipitation
  • Respiration

Questão 7

Questão
What are the THREE elements used in fertilizer?
Responda
  • Hydrogen
  • Carbon
  • Nitrogen
  • Phosphorus
  • Iron
  • Potassium

Questão 8

Questão
Miracle Growth has a percentage of each substance and it is... [blank_start]15[blank_end]% Nitrogen [blank_start]30[blank_end]% Phosphorus [blank_start]15[blank_end]% Potassium
Responda
  • 15
  • 30
  • 15

Questão 9

Questão
The more fertilizer, the more plants will grow, even if you use too much.
Responda
  • True
  • False

Questão 10

Questão
Excess fertilizer can contaminate rivers and the environment.
Responda
  • True
  • False

Questão 11

Questão
Pesticides [blank_start]control/kill[blank_end] pests. A pest is an organism that harms [blank_start]people, crops or structures[blank_end]. Insecticide - Controls [blank_start]insects[blank_end] Herbicide - Controls [blank_start]plants/weeds[blank_end] Fungicide - Controls [blank_start]fungi[blank_end]
Responda
  • control/kill
  • help/assist
  • encourages
  • people, crops or structures
  • plants, dogs and sandwiches
  • animals, plants and air
  • people, animals or structures
  • insects
  • plants/weeds
  • fungi
  • plants/weeds
  • insects
  • fungi
  • fungi
  • insects
  • plants/weeds

Questão 12

Questão
If a pesticide is used on a species too excessively, the species can become immune to it.
Responda
  • True
  • False

Questão 13

Questão
[blank_start]Solid waste[blank_end] is waste taken from businesses, institutions, and households. It is taken into landfills where it is [blank_start]incinerated[blank_end] and then put in a hole covered with [blank_start]plastic[blank_end] and is covered with [blank_start]clay[blank_end].
Responda
  • Solid waste
  • Waste
  • Compacted waste
  • incinerated
  • frozen
  • plastic wrapping
  • metal sheets
  • stone bricks
  • clay
  • sand
  • granite
  • dirt

Questão 14

Questão
Sanitary landfills have a [blank_start]plastic[blank_end] lining, that is removed once the garbage has turned into [blank_start]non-polluting compounds[blank_end].
Responda
  • plastic
  • metal
  • brick
  • non-polluting compounds
  • antibacterial waste
  • non-combustibles

Questão 15

Questão
Waste Water is water that has [blank_start]dissolved materials[blank_end] from businesses, institutions and households. It is also known as [blank_start]sewage[blank_end].
Responda
  • dissolved materials
  • cleaners
  • fertilizers
  • dirt and grime
  • sewage
  • rivers
  • effluent

Questão 16

Questão
Check all that are negative effects of wastewater in the environment:
Responda
  • Reduces oxygen levels in the water, decreases turbidity
  • Reduces carbon dioxide levels in water
  • Can carry dangerous chemicals
  • Damages pipes
  • Dangerous chemicals from wastewater are spread around through rivers

Questão 17

Questão
3 Stages of Wastewater Treatment: Physical - [blank_start]Larger[blank_end] material is filtered out by [blank_start]screens[blank_end] Biological - [blank_start]Smaller[blank_end] material is broken down by [blank_start]bacteria[blank_end] Chemical - [blank_start]Chemical[blank_end] cleaners are used
Responda
  • Larger
  • Smaller
  • Smaller
  • Larger
  • screens
  • bacteria
  • bacteria
  • screens
  • Chemical
  • Biological

Questão 18

Questão
Rural areas use [blank_start]septic tanks[blank_end] that break down wastewater and deposits it into the soil. Urban areas use [blank_start]sewage treatment plants[blank_end] that treats and cleans wastewater, turning it into [blank_start]effluent[blank_end].
Responda
  • septic tanks
  • sewage treatment plants
  • sewage treatment plants
  • septic tanks
  • effluent
  • sewage
  • rivers

Questão 19

Questão
What is leaching?
Responda
  • The chemicals that soak into the soil and moves downward
  • Treated wastewater that is released into rivers and lakes
  • The process of breaking down complex molecules using water
  • The process of taking food into the body

Questão 20

Questão
What is effluent?
Responda
  • The movement of molecules from a high concentration to low concentration
  • The movement of water molecules between a semi-permeable membrane
  • The chemicals that soak into the soil and moves downward
  • Treated wastewater that is released into rivers and lakes

Questão 21

Questão
Fuel Combustion is when [blank_start]hydrocarbons[blank_end](hydrogen and carbon)combine with [blank_start]oxygen[blank_end] to produce [blank_start]energy[blank_end]. [blank_start]Industrial Processes[blank_end] are procedures involving chemical, physical, electrical, mechanical steps to aid the manufacturing of items. One great example is [blank_start]factories[blank_end].
Responda
  • hydrocarbons
  • carbohydrates
  • dihydrogen carbonize
  • oxygen
  • nitrogen
  • carbon
  • chemicals
  • energy
  • sour gas
  • sweet gas
  • Industrial Processes
  • Machines
  • Industrial Machines
  • factories
  • campfire
  • sewer

Questão 22

Questão
A substance that is organic has [blank_start]carbon[blank_end]. Except for [blank_start]carbon dioxide and monoxide[blank_end].
Responda
  • carbon
  • oxygen
  • nitrogen
  • iron
  • carbon dioxide and monoxide
  • carbon dioxide
  • carbon monoxide

Questão 23

Questão
Macronutrients are ____.
Responda
  • Compounds that are required in LARGE amounts
  • Compounds that are required in SMALL amounts

Questão 24

Questão
Check all that are examples of Macronutrients:
Responda
  • Calcium
  • Carbohydrates
  • Copper
  • Proteins
  • Lipids
  • Iron
  • Amino Acids

Questão 25

Questão
Micronutrients are ___.
Responda
  • Compounds that are required in LARGE amounts
  • Compounds that are required in SMALL amounts

Questão 26

Questão
Check all that are examples of Micronutrients:
Responda
  • Iron
  • Copper
  • Fats
  • Calcium
  • Sulphur
  • Carbohydrates
  • Cobalt
  • Amino Acids

Questão 27

Questão
Check all NINE elements essential for Plant Growth:
Responda
  • Iron
  • Carbon
  • Hydrogen
  • Selenium
  • Sulphur
  • Calcium
  • Magnesium
  • Potassium
  • Phosphorus
  • Nitrogen

Questão 28

Questão
What are Carbohydrates?
Responda
  • Made of C, H, O, and provides energy(starches and sugars)
  • Made of C, H, O and stores energy(saturated and unsaturated)
  • Made of C, H, O, N (amino acids joined together)
  • Made of phosphates, ribose and N, are DNA

Questão 29

Questão
What are Lipids?
Responda
  • Made of phosphates, ribose and N, are DNA
  • Made of C, H, O and stores energy(saturated and unsaturated)
  • Made of C, H, O, N (amino acids joined together)
  • Made of C, H, O, and provides energy(starches and sugars)

Questão 30

Questão
What are Proteins?
Responda
  • Made of C, H, O, and provides energy(starches and sugars)
  • Made of C, H, O and stores energy(saturated and unsaturated)
  • Made of phosphates, ribose and N, are DNA
  • Made of C, H, O, N (amino acids joined together)

Questão 31

Questão
What are Nucleic Acids?
Responda
  • Made of C, H, O and stores energy(saturated and unsaturated)
  • Made of phosphates, ribose and N, are DNA
  • Made of C, H, O, N (amino acids joined together)
  • Made of C, H, O, and provides energy(starches and sugars)

Questão 32

Questão
What is Diffusion?
Responda
  • The movement of water molecules between a semi-permeable membrane
  • The process of breaking down complex molecules using water
  • The process of taking food into the body
  • The movement of molecules from a high concentration to low concentration

Questão 33

Questão
What is Osmosis?
Responda
  • The movement of water molecules between a semi-permeable membrane
  • The process of breaking down complex molecules using water
  • The process of taking energy from food and removing the waste
  • The process of taking food into the body

Questão 34

Questão
What is Active Transport?
Responda
  • The movement of molecules from low concentration to high concentration
  • The movement of water molecules between a semi-permeable membrane
  • The movement of molecules from a high concentration to low concentration
  • The process of taking energy from food and removing the waste

Questão 35

Questão
What is Ingestion?
Responda
  • The process of taking energy from food and removing the waste
  • The process of taking food into the body
  • The process of breaking down complex molecules using water
  • The movement of water molecules between a semi-permeable membrane

Questão 36

Questão
What is Hydrolysis?
Responda
  • The process of breaking down complex molecules using water
  • The process of taking food into the body
  • The movement of molecules from low concentration to a high concentration
  • The process of taking energy from food and removing the waste

Questão 37

Questão
What is Digestion?
Responda
  • The movement of water molecules between a semi-permeable membrane
  • The process of taking energy from food and removing the waste
  • The process of taking food into the body
  • The process of breaking down complex molecules using water

Questão 38

Questão
Water quality is determined by _______.
Responda
  • ...what is it used for
  • ...what chemicals are in it
  • ...the pH level

Questão 39

Questão
Check all FIVE categories of water usage:
Responda
  • Protection of Aquatic Life
  • Bathing
  • Human Drinking
  • Recreation
  • Livestock Drinking
  • Animal Bathing
  • Irrigation

Questão 40

Questão
[blank_start]Biological indicators[blank_end] are organisms that live in water that determine its [blank_start]quality[blank_end]. - [blank_start]Too many[blank_end] microscopic organisms can cause problems - [blank_start]Invertebrates[blank_end] are a good example
Responda
  • Biological indicators
  • Chemical indicators
  • quality
  • quantity
  • Too many
  • Too little
  • Invertebrates
  • Insects
  • Vertebrates

Questão 41

Questão
Check all that are organisms that are sensitive to water pollution:
Responda
  • Leeches
  • Stoneflies
  • Midge Larva
  • Aquatic Beetles
  • Mayflies
  • Dragonflies
  • Dragonfly nymph

Questão 42

Questão
Chemical Factors that Affect Water Quality: - Amount of [blank_start]dissolved oxygen[blank_end] - Acidity - Amount of [blank_start]hydrogen ions[blank_end] - Heavy metals(denser than [blank_start]5[blank_end]g/cm3) - Plant Nutrients[blank_start](phosphorus and nitrogen[blank_end] content) - Toxicity - Amount of [blank_start]toxins[blank_end]
Responda
  • dissolved oxygen
  • carbon dioxide
  • dissolved carbon
  • hydrogen ions
  • acid ions
  • oxygen ions
  • 5
  • 7
  • 6
  • 4
  • (phosphorus and nitrogen
  • (carbon and hydrogen
  • (sulfur and iodide
  • toxins
  • hydrogen ions
  • oxygen ions

Questão 43

Questão
LD50 is: Amount of a substance that will cause a [blank_start]50[blank_end]% chance to die if given a certain dosage. It is based on [blank_start]mass[blank_end].
Responda
  • 50
  • 55
  • 45
  • 25
  • 93
  • mass
  • weight
  • speed
  • immunity

Questão 44

Questão
Calculate the PPM, PPB, and PPT of this problem: 5 mL of oxygen into 995 mL of liquid. PPM - [blank_start]5000[blank_end] ppm PPB - [blank_start]5000000[blank_end] ppb PPT - [blank_start]5000000000[blank_end] ppt *don't include commas in the numbers
Responda
  • 5000
  • 5000000
  • 5000000000

Questão 45

Questão
PPM is more dangerous than PPT.
Responda
  • True
  • False

Questão 46

Questão
Check all that are properties of acids:
Responda
  • React with bases
  • React with other acids
  • Contain hydrogen ions
  • Electrolytes
  • Liquids
  • Tastes sweet
  • Tastes sour
  • pH less than 7
  • Corrodes metal
  • pH more than 7

Questão 47

Questão
Check all that are the properties of bases:
Responda
  • Corrodes
  • Tastes sweet
  • Reacts with an acid to form salt, water and gas
  • Feels slippery
  • Taste bitter
  • Electrolytes
  • pH lower than 7
  • pH higher than 7
  • Turns blue litmus paper red
  • Turns red litmus paper blue

Questão 48

Questão
Acidity is just the measure of [blank_start]hydrogen[blank_end] ions. Acids are [blank_start]positive[blank_end] while the bases are [blank_start]negative[blank_end]. pH is the measure of acidity. It goes from [blank_start]0[blank_end] - [blank_start]14[blank_end], with [blank_start]14[blank_end] being the strongest base and [blank_start]0[blank_end] being the strongest acid. [blank_start]7[blank_end] is neutral. pH is a base-[blank_start]10[blank_end] system.
Responda
  • hydrogen
  • helium
  • oxygen
  • carbon
  • positive
  • negative
  • negative
  • positive
  • 0
  • 1
  • 5
  • 7
  • 14
  • 15
  • 10
  • 20
  • 14
  • 15
  • 20
  • 10
  • 0
  • 1
  • 14
  • 7
  • 7
  • 8
  • 10
  • 9
  • 10
  • 12
  • 6
  • 8

Questão 49

Questão
Blue Litmus: It turns [blank_start]blue[blank_end] when neutral and base, turns [blank_start]red[blank_end] when it's an acid Red Litmus: It turns [blank_start]red[blank_end] when neutral or acid, turns [blank_start]blue[blank_end] when it's a base Bromothymol Blue: Turns [blank_start]yellow[blank_end] when it's an acid Phenolphthalein: Turns [blank_start]red[blank_end] when it's a base Universal Indicator: Ranges from [blank_start]orange to purple[blank_end]
Responda
  • blue
  • red
  • red
  • blue
  • red
  • blue
  • blue
  • red
  • yellow
  • clear
  • blue
  • red
  • red
  • clear
  • blue
  • yellow
  • orange to purple
  • black to white
  • blue to red

Questão 50

Questão
Acid Precipitation: Precipitation that has a pH lower than [blank_start]5.3[blank_end] Caused by [blank_start]Greenhouse gases[blank_end] mixing with rain Acid Spring Shock: Sudden acidification of runoff water
Responda
  • 5.3
  • 6.2
  • 4.7
  • 5.6
  • Greenhouse gases
  • Oxygen
  • Carbon dioxide

Questão 51

Questão
What is Sulfur Dioxide?
Responda
  • Comes from exhaust, forms acid rain
  • Comes from electric utilities, forms acid rain
  • Comes from nitrogen reaction, causes lung damage
  • Comes from aerosal cans, breaks down ozone layer

Questão 52

Questão
What are Nitrogen Oxides?
Responda
  • Comes from exhaust, forms acid rain
  • Comes from aerosal cans, breaks down ozone layer
  • Comes from electric utilities, forms acid rain
  • Comes from nitrogen reaction, causes lung damage

Questão 53

Questão
What is Carbon Monoxide?
Responda
  • Comes from electric utilities, forms acid rain
  • Comes from burning carbon, results in death
  • Comes from exhaust, forms acid rain
  • Comes from nitrogen reaction, causes lung damage

Questão 54

Questão
What are VOCs?
Responda
  • Comes from nitrogen reaction, causes lung damage
  • Comes from aerosal cans, breaks down ozone layer
  • Comes from burning carbon, results in death
  • Comes from electric utilities, forms acid rain

Questão 55

Questão
What are CFCs?
Responda
  • Comes from exhaust, forms acid rain
  • Comes from electric utilities, forms acid rain
  • Comes from aerosal cans, breaks down ozone layer
  • Comes from nitrogen reaction, causes lung damage

Questão 56

Questão
Gas trends seem to increase each year
Responda
  • True
  • False

Questão 57

Questão
What is the Greenhouse Effect?
Responda
  • A naturally occurring event where gas traps heat
  • A layer of gases on earth that traps heat
  • An artificial event where excess gas traps heat
  • Trapped heat causes problems, higher average temperatures

Questão 58

Questão
What is the ozone layer?
Responda
  • A naturally occuring event where gas traps heat
  • An artificial event where excess gas traps heat
  • A layer of gases on earth that traps heat
  • Trapped heat causes problems, higher average temperatures

Questão 59

Questão
What is the Enhanced Greenhouse Effect?
Responda
  • An artificial event where excess gas traps heat
  • Trapped heat causes problems, higher average temperatures
  • A layer of gases on earth that traps heat
  • A naturally occurring event where gas traps heat

Questão 60

Questão
What is Global Warming?
Responda
  • Trapped heat causes problems, higher average temperatures
  • An artificial event where excess gas traps heat
  • A layer of gases on earth that traps heat
  • A naturally occurring event where gas traps heat

Questão 61

Questão
Global Warming isn't caused by human activity.
Responda
  • True
  • False

Questão 62

Questão
Check all that are Greenhouse Gases:
Responda
  • CO2
  • CH4
  • NH4
  • H2O
  • Oxygen
  • Hydrogen
  • Nitrates

Questão 63

Questão
Check all that help reduce air pollutants:
Responda
  • Scrubbers
  • Catalytic converters
  • Planting trees
  • Destroying trees
  • Increase wind

Questão 64

Questão
Point Source: Chemical comes from [blank_start]one specific spot[blank_end] Non-point Source: Chemical comes from [blank_start]a large area[blank_end]
Responda
  • one specific spot
  • a large area
  • a large area
  • one specific spot

Questão 65

Questão
[blank_start]Release[blank_end] -> [blank_start]Dispersion[blank_end] -> [blank_start]Deposition[blank_end]
Responda
  • Release
  • Start
  • Dispersion
  • Emptying
  • Spreading Out
  • Deposition
  • Load-off
  • Settling

Questão 66

Questão
Chemicals can [blank_start]get anywhere[blank_end] when they travel through the air. Chemicals can [blank_start]move long distances[blank_end] in surface water. Chemicals [blank_start]increase in concentration[blank_end] in groundwater. Chemicals can [blank_start]increase in concentration[blank_end] as they move through the soil.
Responda
  • get anywhere
  • increase in concentration
  • move long distances
  • move long distances
  • increase in concentration
  • increase in concentration
  • move long distances
  • get anywhere
  • increase in concentration
  • get anywhere
  • move long distances

Questão 67

Questão
Check all that are factors that affect the transportation of a chemical through the air:
Responda
  • Wind speed
  • Wind direction
  • Mass of chemical
  • Weather
  • Wind temperature
  • State of the chemical

Questão 68

Questão
Check all that are factors that affect the transportation of a chemical through water:
Responda
  • Movement of water
  • Temperature of water
  • The shape of the waterway
  • Chemical mass and composition
  • Amount of pores in groundwater
  • Chemical state
  • Temperature of air above water

Questão 69

Questão
Run-off: Excess water that flows over land surfaces, [blank_start]picking up[blank_end] chemicals as it goes
Responda
  • picking up
  • dropping

Questão 70

Questão
Check all that are factors that affect the transportation of a chemical through soil:
Responda
  • Amount of pores
  • Composition of soil
  • Chemical composition
  • Soil density
  • Temperature of soil

Questão 71

Questão
Leaching: The chemicals that soak into the soil and move [blank_start]downward[blank_end], tends to [blank_start]spread out[blank_end]
Responda
  • downward
  • upward
  • spread out
  • squeeze in

Questão 72

Questão
Biomagnification: The [blank_start]increase[blank_end] in the concentration of a chemical as it moves [blank_start]up[blank_end] the food chain
Responda
  • increase
  • decrease
  • up
  • down

Questão 73

Questão
Label the Diagram of Biomagnification:
Image:
Istockphoto 1010678442 1024x1024 (binary/octet-stream)
Responda
  • lowest concentration
  • highest concentration
  • highest concentration
  • lowest concentration

Questão 74

Questão
What is Dilution?
Responda
  • Reducing concentration by mixing with lots of water or air
  • Living things break down waste
  • Using plants to absorb pollutants
  • Breakdown of pollutants by sunlight

Questão 75

Questão
What is Biodegradation?
Responda
  • Breakdown of pollutants by sunlight
  • Using plants to absorb pollutants
  • Living things break down waste
  • Reducing concentration by mixing with lots of water or air

Questão 76

Questão
What is Phytoremediation?
Responda
  • Living things break down waste
  • Using plants to absorb pollutants
  • Reducing concentration by mixing with lots of water or air
  • Breakdown of pollutants by sunlight

Questão 77

Questão
What is Photolysis?
Responda
  • Reducing concentration by mixing with lots of water or air
  • Living things break down waste
  • Using plants to absorb pollutants
  • Breakdown of pollutants by sunlight

Questão 78

Questão
Name the four R's in alphabetical order: [blank_start]Recover[blank_end] [blank_start]Recycle[blank_end] [blank_start]Reduce[blank_end] [blank_start]Reuse[blank_end]
Responda
  • Recover
  • Recycle
  • Reduce
  • Reuse

Questão 79

Questão
Check all that are factors of Biodegradation:
Responda
  • Temperature
  • Soil Moisture
  • pH levels
  • Oxygen Levels
  • Nutrient Availability
  • Density of waste
  • Temperature of waste

Questão 80

Questão
Ethical: [blank_start]Right or wrong[blank_end] Political: [blank_start]What everyone wants[blank_end] Economic: [blank_start]Best financially[blank_end] Environmental: [blank_start]Best for nature[blank_end]
Responda
  • Right or wrong
  • What everyone wants
  • What everyone wants
  • Right or wrong
  • Best financially
  • Best for nature
  • Best for nature
  • Best financially

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