stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Human Impact on the Environment Flashcards | StudBud
Explore
/
Human Impact on the Environment
Human Impact on the Environment
31 terms
·
StudBud Administration
·
5,811 plays
Human impact on the environment 5th grade earth science njctl
Flashcards
31 cards
F
Practice quiz
P
Host live
L
Questions
31
Answers
1
Which of the following involves using natural resources to make synthetic products?
mining
agriculture
urbanization
manufacturing
2
What do we call the harmful substances that have a negative effect on the environment?
renewable resources
fertilizer
nonrenewable resources
pollutants
3
Increases carbon dioxide in the atmosphere is associated with
global warming
acid rain
ozone depletion
smog
4
What is smog?
The breakdown of the ozone layer
The cause of global warming
haze forms when carbon monoxide trapped at Earth’s surface
“smoky fog” forms when exhaust gets trapped at Earth surface
5
Which are reasons why scientists are concerned with ozone depletion?
increases cases of skin cancer
not enough light reaching earth
kills off algae which reduces oxygen
increases predators in environments
6
Which resource are humans concerned about polluting because it is our source of drinking water?
rivers
the ocean
groundwater
lakes
7
Which of the following is NOT a way to conserve Earth's resources?
increase hunting and invasive species
use resources wisely
reduce energy consumption
protect earth's resources
8
Sometimes humans intentionally hunt or remove a species from its native habitat. This is called
biomagnification
invading a species
deforestation
direct harvesting
9
What can happen if humans hunt an animal species excessively?
animals can become dangerous to humans
Animal population can decrease or become extinct
animals can rapidly reproduce
animals can evolve into new species
10
Land pollution most often occurs when:
we burn fossil fuels
we dump or bury pollutants in the ground
we dump chemicals into bodies of water or waterways
we cut down trees
11
Who can help solve environmental problems?
scientists
students
teachers
all of the above
12
Which substance is most responsible for the breakdown of the ozone layer?
Nitrogen gas
Carbon dioxide
CFCs
Sulfur gas
13
What are the three R's?
renew, revive, recycle
reduce reuse, reread
reduce, revise, recycle
reduce, reuse, recycle
14
Why is it important to not get rid of greenhouse gases completely?
they keep earth in orbit
they cause the earth to expand in size
they help humans and animals breathe
they keep earth warm
15
Which of the following does NOT contribute to the rate of human population growth?
Improvements to health and hygiene
A cleaner water supply
Fewer medical treatments for infectious diseases
Tools that improve agricultural productivity
16
Why is thermal pollution harmful to fish and other animals that live in the water?
warm water causes plants to die which disrupts food chains
warm water has less oxygen meaning they may suffocate & die
hot water is toxic to animals
warm water has more oxygen and too much can be toxic
17
Which of Earth’s resource is our primary source of energy?
water
fruits produced by plants
fossil fuels
sunlight
18
What human activity is most often blamed for global warming?
using CFCs
human population
burning fossil fuels
deforestation
19
What is the most common source of air pollution?
pesticides
nuclear waste
burning fossil fuels
agriculture
20
What is conservation?
destruction of natural habitats
way of creating nonrenewable resources
wise management of natural resources
way of harming the environment
21
What do we call the cultivation of plants and animals for food, medicine and other products?
urbanization
agriculture
domestication
mining
22
Which type of pollution is “spread” by the water cycle?
global warming
air pollution
water pollution
land pollution
23
What is responsible for acid rain?
using fertilizers
cutting down trees
direct harvesting o endangered species
burning fossil fuels
24
What do we most often do with garbage?
dump it into the ocean
bury it in landfills
send it into space
convert it into a source of energy
25
Why is sustainability important?
all of the above
It helps protect the quality of the environment
To ensure natural resources are available for future
It helps to remove pollutants from Earth’s air, water & soil
26
A larger human population:
produces more waste
all of the above
requires more natural resources
requires more energy
27
How do humans negatively impact the environment?
using excessive resources
all of the above
producing & releasing harmful substance into the environment
using resources too quickly
28
Which of the following best describes the growth of the human population on Earth?
used to grow slowly, now it grows quickly
used to grow quickly, now it grows slowly
grows and shrinks year to year
grows very slowly
29
Which of the following is NOT a resource provided by plants?
oxygen
food
medicine
electricity
30
Which of the following is NOT a resource essential to human survival?
food
fossil fuels
oxygen
water
31
Which of the following statements is true about pollutants?
Pollutants are never naturally occurring in the environment
Pollutants can harm and even kill living things
Pollutants are always toxic
Pollutants are always man-made
