stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Duplicate of Scientific Investigation Flashcards | StudBud
Explore
/
Duplicate of Scientific Investigation
Duplicate of Scientific Investigation
68 terms
·
StudBud Administration
Imported from external platform
Flashcards
68 cards
F
Practice quiz
P
Host live
L
Questions
68
Answers
1
Which of the following is not an ecosystem?
oak forest
unity pole
coral reef
vacant lot
2
Which factor contributed most of the exponential growth of the human population?
higher fertility rates
more food, better hygiene
increased immigration
higher birth rates
3
Where is most of the freshwater on earth located?
in oceans
in ice caps and glaciers
in streams and tributaries
in reservoirs and lakes
4
A good hypothesis is more than a guess because it?
states what is likely to happen.
it is based on intuition rather than observation.
both (b) and (c)
makes logical sense
5
Why is the world’s loss of biodiversity a source of concern?
Humans depend upon other organisms for food and oxygen
species extinctions have been rare throughout history
loss of biodiversity is not concerned bc extinctions r com
both (A) and (B)
6
the difference between a predator and a parasite is that a predator?
ussually kills and eats its prey
lives in or on a host
harms another organism
benefits from another organism
7
Because of the Endangered Species Act, the sale of protected animals and plants?
subject to approval by a species review board
punished by a sustainable law
limited to quotas set for each species
allowed for threatened but non-native species
8
In order for evo to occur in population individuals with trait that is naturally selc for must?
reproduce
live a long time
leave the area
coevolve
9
A sustainable world would be characterized by the?
invention safer storage facilities for incs amounts to lab
indefinite existence of human pop in healthy&prosperous con.
presc of rare animals by relocation from natrual habi
max exploitation of natu reso using more adva tech
10
Reason for preserving biodiversity including all of the following except?
isolating unique genetic material so it can be incorporated
increase the chances of discovering organisms medical value
preventing natural evolution
finding new plants that can supplement worlds food sipply
11
Which of the following is one way a person would conserve water?
water your lawn daily ans at mid-day
wash laundry in small partial loads
use a low-flow showerhead and take shorter showers
take a long bath instead of a shower
12
nat dis help some forest com allo trees to release seeds,clean away deadwood & enc new growths?
fire
drought
windstorm
flood
13
In which of the following relationships is neither species harmed?
parasitism
predator
competition
commercialism
14
What is the relationship between groundwater and surface water?
surface water is found in lakes directly above underground
there is no relationships between surf&groundwater form ind
groundwater filters through the soil to form surface water
Surface water percolates through soil to form groundwater.
15
without the greenhouse effect, Earth’s atmosphere would be _____ to support life.
too cold
too wet
lacking the oxygen
too hot
16
Which country is most likely to have either a stabilized or a slowly growing population?
Pakistan
Mexico
Canada
India
17
Which of the following situation best describes the use of a renewable resource?
building wooden furniture
burning coal in a power plant
mining copper
filing a car with gasoline
18
What part of Earth encompassed on areas where organisms can obtain the energy they need?
hydrosphere
lithosphere
biosphere
atmosphere
19
An endangered species is?
a species in danger of extinction
an organisms brought to a place where it hasnt lived bfore
a species that has disappeared entirely
a species growing on public land
20
Which gas makes up 78 % of our atmospheric;be used by plants only when trans by bact first?
hydrogen
carbon dioxide
nitrogen
oxygen
21
Most of the pollutants in the ocean come from?
activities on land
leaking underground storage facilities
commercial boats and personal watercraft
spills from oil tankers
22
Between 1880 and 1930 human population doubled due to?
all the above
a combination of high birth rates and low death rates
the industrial revolution
improvements in societal infrastructure and services
23
which of the following is a developing nation
France
Canada
the United States
Ethiopia
24
The energy in most ecosystem comes from?
the sun
wind
all of the above
green plants
25
Consumers are organisms that?
get solar or other energy indirectly
are also known as self-feeders
occupy an ecosystem's lowest energy level
eat only other animal species
26
Where are many critical biodiversity hot spots located?
all of the above
desert and polar environments
islands, tropical rain forests, and coastal areas
cities and developed areas of the world
27
the molten rock that is found in the upper mantle is
magma
limestone
basalt
granite
28
The 1991 cholera outbreak in Lima, Peru was caused by?
lack of clean water
inadequate medical care
widespread malnutrition
rats and other rodents
29
The three final steps of the experimental method in their correct order are?
drawing con. repeating exper. & communication results
observing, hypothesizing, & drawing conclusions
drawing con., analyzing data, and repeating exper.
rep. expe. communicating results & drawing con.
30
Which organism is likely to be in the bottom trophic level of a food chain?
algae
killer whale
leopard seal
krill
31
The group that does not receive the experimental treatment in an experiment is the?
experimental group
control group
data
variable
32
which of the following is Earth’s densest atmospheric layer?
stratosphere
mesosphere
thermosphere
troposphere
33
Because birth rates have begun to fall, Earth’s population will?
begin to decrease until it reaches 5 billion
increase for a short time and then decrease current levels
Stabilized somewhere around 9 billion by 2050.
soon stabilized at the level it is today
34
A Resident of _____ is likely to leave the largest ecological footprint?
the United States
India
Britain
Indonesia
35
An ecological footprint is the?
a number of animals a person has to kill
number of trees people cut down
amount of land and ocean area needed to support one person
mark a persons shoe makes in a soft earth
36
In which country is the population likely to be increasing most rapidly?
germany
kenya
australia
norway
37
The major human causes of extinction today are?
both (A)& (B)
polluting and introducing non-native species
hunting and destroying habitats
neither (A) or (B)
38
which is not a mechanism of energy transfer through or within Earth’s atmosphere?
radiation
condensation
convection
conduction
39
Humans have inadvertently promoted evolution of insects that are resistant to insecticides by?
using the wrong insecticide
trying to control pests with chemicals
all of the above
using insecticides that are outdated
40
Earth’s surface water is found in ?
rivers
streams
lakes
all of the above
41
animals is successful bc it moves quickly repr rapidly&had a waterproof external skeleton?
ant
bird
squirrel
mouse
42
scientific info from chemistry&biology to devise a plan to clean a lake&make it healthy again?
social science
ecology
earth science
environmental science
43
Each of the following is an example of a parasite except?
a tick on a cat
mistletoe on a tree
a cow in a pasture
a moundworm in a humans intestine
44
groth rates for diff parts of the world vary on the level of devel of the region
North America
Asia
Australia
Europe
45
Which of the following organisms has the highest reproductive potential?
bacteria
humans
elephants
dog
46
An example of a population is?
all maple trees in a forest
all animals in a forest
all plants in a forest
all trees in a forest
47
A species of plants has exponential growth after introduced to area where it has never lived?
the species reproductive potential declines
the population immediately decreases
each indivedual plant grows much larger than usual
within a few years the population increases dramatically
48
In what part of the world are the greatest number of extinctions occurring?
in the arctic
in Europe and the United States
in deserts
in tropical rain forests
49
curiosity and imagination are important in science because?
skills needed to organize and analyze data
abilities in scientists that help expand our knowledge
models that represent objects and systems in the env.
none of the above
50
Most air pollution is produced by?
thermal inversion
ozone layer depletion
fuel burning
volcanic eruptions
51
The relationship between a Canadian lynx and a Snowshoe?
parasite and host
competition
mutualism
predator and prey
52
Which of the following is an example of secondary succession?
pioneer plants begin to grow after glacial melting
breaking down of bare rock by fungi and mosses
Growing of plants after a forest is destroyed by fire
appearance of weeds in cracks in a concrete surface
53
Polluted groundwater is difficult to clean because?
all the above
Groundwater is deep in the gro& disp thr large areas of rock
Poll cling to mater that make up aquifer&cont the cleanwater
The recyc proc of groundwater can take hund of thous of yrs
54
What is the purpose of adding chlorine to water during the water treatment process?
to remove unwanted gases
to form floes that bacteria & other impurities will cling to
to filter and remove large debris
kill bacteria that have accum&prev future bacterial growth
55
Educating women worldwide has lowered birth rates partly because?
edu women may learn family-planing techniques
educated women contribute less to their family income
edu women need bear many child to ensure some will survive
all of the above
56
all of these fields of study continue to environmental science except ?
physical and chemistry
biology and earth science
social sciences
linguistics
57
most scientist classify organisms into?
three kingdoms
five kingdoms
six kingdoms
two groups
58
How many species are estimated to be living on Earth?
between 500,000 and 1 million
between 1 and 2 million
between 10 and 50 million
between 10,000 and 100,000
59
The relationship between acacia trees and the ants that live on them is an example of?
commercialism
mutrualism
parasitism
predation
60
in the troposphere which of the following decreases as altitude increases?
pressure
temperature
radiation
both (A) and (B)
61
A focus of environmental science not studied in ecology is the?
interaction among living things
use of natural resources
both (A) and (B)
influence of humans on the environment
62
In a scientific investigation it is important that the number of objects/events being sampled?
equal to the mean of obj. or events not sampled.
big enough to give an accurate estimate of the whole pop
Guess of how likely a unwanted outcome will be
Equal to the total statistical population
63
______ causes air to be denser near Earth’s surface
temperature
condensation
evaporation
gravity
64
compared to developing nations, developed nations have?
lower health standards
higher health standards
greater personal wealth
faster-growing populations
65
The experimental method includes which of the following steps?
obs., hypothesis, predict, exp., and comm. results
draw con., be open to new ideas, comm. results
remaining skeptical, organizing data, and analyzing data
be curious, imagine, able to see patterns, obs,& predict
66
Which of the following would not cause population to decrease in region?
increased immigration
decreased fertility rates
decreased survivor-ship
increased emigration
67
Which of the following describes soil and temperature in an ecosystem?
unnecessary factors
selected factors
abiotic factors
biotic factors
68
What essential characteristics does a good experiment have?
both (B) and (C)
A control is used
A controle group is given the experimental treatment
A single variable is tested
