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WorksheetsPF- Envi Scie
Total questions: 80
Worksheet time: 3570secs
Name
Class
Date
1.
Which of the following is NOT a factor that makes most cities usnustainable?
a)
waste
b)
pollution
c)
poverty
d)
health care
2.
Which of the following does NOT account for the rapid growth of human population?
a)
humans developed the ability to expand into almost all climate zones and habitat
b)
emergence of early and modern agriculture
c)
women empowerment
d)
death rates
3.
Population size increases through ?
a)
birth
b)
immigration
c)
both a & b
d)
none of the above
4.
Population size decreases through ?
a)
death
b)
emigration
c)
both a & b
d)
none of the above
5.
The average number of children born to the women in a population (total fertility rate) is the key factor that determines population size.
a)
true
b)
false
6.
What is the basis of classifying forest?
a)
age
b)
structure
c)
type
d)
All of the above
7.
It is described as a uniformly aged trees of one or two species and is harvested as soon as they become commercially valuable
a)
primary forest
b)
second-growth forest
c)
tertiary-growth forest
d)
tree plantation
8.
The type of forest that covers 60% of the world
a)
Old or primary growth
b)
second-growth forest
c)
tertiary-growth forest
d)
tree plantation
9.
it is the sum total of a specific kind of organism that occupies a specific area.
a)
specie
b)
group
c)
population
d)
community
10.
the estimated world's population as elaborated by worldometers
a)
7.7 billion
b)
7 billion
c)
7.7 million
d)
7 million
11.
the term "OVERPOPULATION" is often dexribed as the _________ in discussions about the future of the planet
a)
"elephant in the room"
b)
"flowers in the room"
c)
"worm in the room"
d)
"blankets in the room"
12.
the most populated country in the world with a population exceeding 1.4 billion
a)
India
b)
China
c)
Philippines
d)
Pakistsan
13.
which of the following countries do NOT have a population more than a million
a)
United States
b)
Indonesia
c)
Philippines
d)
Canada
14.
the smallest population in the world can be found in _______, where just _______people reside
a)
Vatican City/810
b)
Vatican City / 801
c)
Venice Italy / 810
d)
Venice Italy / 801
15.
which of the following countries do NOT have a great impact on the increasing world's populationin the next 20-30 years?
a)
Ethiopia
b)
Nigeria
c)
Uganda
d)
None of the above
16.
the projected global life expectancy by the year 2050
a)
75 y/o
b)
76 y/o
c)
77 y/o
d)
78 y/o
17.
the choices below are factors influencing population growth EXCEPT___
a)
economic growth
b)
availability of contraception
c)
cost of education
d)
social media
18.
"parents invest on education to give their children not just standard education but relatively better education than the others" is a concept of what factor influencing population growth?
a)
economic development
b)
education
c)
quality of children
d)
welfare payments
19.
which of the following staements describes the concept of family planning
a)
female education and social mobility are often lower
b)
death rates are reduced before a slowdown in birht rates
c)
education is compulsary to ensure the future
d)
increased availability of contraception can enable women to limit family size
20.
strict immigratation laws can cause a stagnation of population.
a)
true
b)
false
21.
which of the following is NOT an economic service provided by forest
a)
reduce soil erosion
b)
fuelwood
c)
pulp to make paper
d)
livestock grazing
22.
the following are ecological services provided by the forest EXCEPT
a)
purify water and air
b)
store atmospheric carbon
c)
production of lumber
d)
absorb and release water
23.
the ideas below are are the harmful effects of a carefully designed logging roads EXCEPT
a)
increased erosion
b)
sediment runoff into waterways
c)
habitat fragmentation
d)
increase of biodiversity
24.
it is a method of harvesting trees in which all trees on a site are removed in a single cut
a)
selective cutting
b)
clear-cutting
c)
strip cutting
d)
none of the above
25.
the method of harvesting a tree in which there is a clear cutting variation that allows a more sustainable timber yield without widespread destruction
a)
selective cutting
b)
clear-cutting
c)
strip cutting
d)
none of the above
26.
the method of harvesting a tree in which intermediate-age or mature trees in an uneven aged forest are cut singly or in small groups
a)
selective cutting
b)
clear-cutting
c)
strip cutting
d)
none of the above
27.
which of the following is an advantage of a clear-cutting forest
a)
higher timber yields
b)
maximum profit in shortest time
c)
reduces biodiversity
d)
can reforest with fast-growing trees
28.
the disadvantage of using the clear-cutting forest method
a)
destroys wildlife habitat
b)
increase biodiversity
c)
eliminates most recreational value
d)
increases water pollution and flooding
29.
which of the following is not a threat to forest ecosystem
a)
fire
b)
inhabitants
c)
insects
d)
climate change
30.
the type / types of fire that can affect forest ecosystem
a)
surface fires
b)
occasional fires
c)
crown fires
d)
all of the above
31.
it is a type of fire that may kill seedlings and small trees but spare most mature trees and allow mostwild animals to escape
a)
surface fires
b)
occasional fires
c)
crown fires
d)
all of the above
32.
the type of fire which is characterize with ecological bebefits such as to free up nutrients in slowly-decomposing leaf litter and bush.
a)
surface fires
b)
occasional fires
c)
crown fires
d)
all of the above
33.
the kind of fire that may start on the ground but eventually burn all trees and leap from treetop to treetop
a)
surface fires
b)
occasional fires
c)
crown fires
d)
all of the above
34.
accidental or deliberate introduction of foreign diseases and insects are a major threat to forest ecosystems
a)
true
b)
false
35.
it is NOT an effective way of reducing the impact of tree diseases and insect pest of forests
a)
ban imported timber which is suspect
b)
remove or clear-cut infected and infested trees
c)
develop a new tree species genetically resistant to commonn tree diseases
d)
provide a good habitat infected trees
36.
it describes the "bug eat bug" way of controlling insects
a)
conventional insecticides
b)
biological control
c)
both a & b
d)
none of the above
37.
which of the following is NOT considerd an effect of DEFORESTATION
a)
decreased soil fertility
b)
accelaration of flooding
c)
habitat of wildlife
d)
release of CO2
38.
what method can NOT sustain TROPICAL FOREST?
a)
prevention
b)
restoration
c)
rehabiltation
d)
none of the above
39.
which of the following processes is NOT a solution to sustainable forestry
a)
identify and protect forest areas high in biodiversity
b)
rely more on selective cutting and strip cutting
c)
no logging of old growth forest
d)
none of the above
40.
we can sustain the productivity of grasslands by controlling the number and distribution of grazing livestocks, and by transforming grasslands into industrial sites.
a)
true
b)
false
41.
the following are ecological services of grassland EXCEPT
a)
soilformation
b)
erosion control
c)
loss of atmospheric carbon dioxide in biomass
d)
nutrient cycling
42.
the solutions for problems on national parks and natural reserves are hereunder, aside from ____
a)
integrate plans for managing parks and nearby federal lands
b)
allow unlimited number of visitors in crowded park areas
c)
seek private donation for park maintenance and repairs
d)
encourage the volunteer to give visitor lectures and tours
43.
it is the process of returning a particular habitat or ecosystems to a condition as similar as possible to its natural state
a)
restoration
b)
rehabilatation
c)
replacement
d)
revival
44.
it is the probability of suffering harm from hazard that cause injury, disease, death,or damage
a)
risk
b)
risk assessment
c)
risk analysis
d)
none of the above
45.
the process of using statistical methods to estimate how much harm a particular hazard can cause to human health
a)
risk
b)
risk assessment
c)
risk analysis
d)
none of the above
46.
biotic hazards that can infect humans
a)
biological hazard
b)
chemical hazard
c)
natural hazard
d)
environmental hazard
47.
hazards from harmful substances or particulates in air, water, soil, food and human made products
a)
biological hazard
b)
chemical hazard
c)
natural hazard
d)
environmental hazard
48.
hazards such as fire, earthquake, volcanic eruption, flood,
a)
biological hazard
b)
chemical hazard
c)
natural hazard
d)
environmental hazard
49.
risk in the surroundings which are contributed or are affecting human health
a)
biological hazard
b)
chemical hazard
c)
natural hazard
d)
environmental hazard
50.
environmental health hazard that includes indoor air pollution from the use of biomass fuel, or lack of safe drinking water
a)
traditional hazard
b)
modern hazard
c)
both a & b
d)
none of the above
51.
environmental health hazard such as urban air pollution or chemical and radiation hazard
a)
traditional hazard
b)
modern hazard
c)
both a & b
d)
none of the above
52.
which of the following is NOT a source of biological hazard
a)
bacteria
b)
plants
c)
human
d)
none of the above
53.
otherwise known as DDT
a)
dichlorodiphenyltrichloroethane
b)
deoxydichlorotrichloroethane
c)
dioxidedichlorotrichloroethane
d)
none of the above
54.
which of the following is NOT a major potential toxic agents?
a)
carcinogens
b)
neurogen
c)
mutagents
d)
teratogens
55.
it is a measure of the harmfulness of a substance that has the ability to cause injury or death
a)
toxicity
b)
toxicology
c)
toxic
d)
all of the above
56.
it is the science which deals with any synthetic or natural chemical that can be harmful if ingested in large quantity
a)
toxicity
b)
toxicology
c)
toxic
d)
all of the above
57.
which of the following is not an effect of hazardous chemical on health
a)
poisoning
b)
breathing problems
c)
skin rashes
d)
scoliosis
58.
it is a way of avoiding risks and hazards
a)
being informed
b)
thinking critically about risk
c)
making careful choices
d)
All of the above
59.
risk analysis involves identifying hazards and evaluating their associated risk.
a)
true
b)
false
60.
to resolve environment hazards it is important to neglect the cause of health problems in the community
a)
true
b)
false
61.
environmental health is about how human can work in order to keep the surroundings clean and healthy
a)
true
b)
false
62.
it is the science devoted to the study of dynamic processes occuring on the Earth's surface and its interior
a)
geology
b)
petrology
c)
geography
d)
hydrology
63.
it is characterized as extremely hot, with a solid inner part encircled by a liquid core of molten or semisolid material
a)
crust
b)
asthenosphere
c)
mantle
d)
core
64.
the thinnest zone of the earth
a)
crust
b)
mantle
c)
core
d)
asthenosphere
65.
a zone of hot, partly melted rocks that flow
a)
crust
b)
mantle
c)
core
d)
asthenosphere
66.
the forces produced at the boundaries of tectonic plates are harmless
a)
true
b)
false
67.
an active volcano occurs where magma reaches the earth's surface through a central vent or long crack called____
a)
trench
b)
vent
c)
fissure
d)
caldera
68.
it causes lava, ash and gases to be ejected from a volcano
a)
internal pressure
b)
collision of rocks
c)
movements of tectonic plates
d)
all of the above
69.
energy that has accumulated over time is released in the form of vibrations called ____
a)
tidal waves
b)
seismic waves
c)
primary waves
d)
none of the above
70.
the severity of an earthquake is measured by the ______of its seismic waves
a)
intensity
b)
strength
c)
magnitude
d)
All of the above
71.
one way to reduce the loss of life and property damage is to examine historical records and make geologic measurements to locate active fault zones.
a)
true
b)
false
72.
tsunamis can travel far across the ocean at the speed of a jet plane
a)
true
b)
false
73.
the classification of a limestone
a)
sedimentary
b)
igneous
c)
metamorphic
d)
none of the above
74.
the classification of a granite
a)
sedimentary
b)
igneous
c)
metamorphic
d)
none of the above
75.
the classification of a marble
a)
sedimentary
b)
igneous
c)
metamorphic
d)
none of the above
76.
a mineral that is mainly used for packaging and beverage cans
a)
gold
b)
silver
c)
iron
d)
aluminum
77.
it is a good conductor of electricity, is used for electrical and communications wiring
a)
aluminum
b)
copper
c)
iron
d)
mercury
78.
it is a type of ining that can remove a shallow mineral deposits
a)
surface mining
b)
open-pit mining
c)
strip mining
d)
subsurface mining
79.
a mining that is useful and economical for extracting mineral deposits that lie in a large horizontal beds close to the Earth's surface
a)
surface mining
b)
open-pit mining
c)
strip mining
d)
subsurface mining
80.
biomining is the use of microorganisms to breakdown rock material and extract minerals
a)
true
b)
false
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