WorksheetsE o C Review1: Intro, Earth's Systems, Ecology
Total questions: 27
Worksheet time: 14mins
Name
Class
Date
1.
The environment contains
a)
living things only
b)
non-living things only
c)
both living and nonliving things
d)
only artificial things
2.
Which of the following is not an example of a natural resource
a)
coal
b)
sunlight
c)
timber
d)
plastic
3.
Which of the following is ALWAYS a non-renewable resource?
a)
wind
b)
fresh water
c)
oil
d)
soil
4.
" A testable idea that attempts to explain a phenomenon or answer a scientific question" is the definition of a (an) ______________________
a)
prediction
b)
hypothesis
c)
theory
d)
experiment
5.
The variable a scientist manipulates in an experiment is called the __________________
a)
controlled variable
b)
observation
c)
dependent variable
d)
independent variable
6.
Which of Earth's sphere encompasses all of Earth's water
a)
the hydrosphere
b)
the atmosphere
c)
the asthenosphere
d)
the geosphere
7.
The crust, mantle, asthenosphere, and core are all parts of Earth's _________
a)
atmosphere
b)
biosphere
c)
hydrosphere
d)
geosphere
8.
Matter that organisms require for their life processes are _____________
a)
biogeochemical cycles
b)
producers
c)
nutrients
d)
decomposers
9.
An organism that must get nutrients by eating other organisms is called a _______
a)
producer
b)
consumer
c)
decomposer
d)
nitrifying bacterium
10.
The phosphorous cycle involves mainly the ________
a)
atmosphere and biosphere
b)
lithosphere and hydrosphere
c)
geosphere and biosphere
d)
asthenosphere and hydrosphere
11.
Eutrophication of a body of water is often caused by the addition of _________
a)
carbon and proteins
b)
lipids and hydrocarbons
c)
carbons and/or phosphorus
d)
phosphorus and/or nitrogen
12.
Nitrogen fixation can be accomplished naturally either by a lightning strike or by ____
a)
nitrogen-fixing bacteria
b)
denitrifying bacteria
c)
the Haber-Bosch processs
d)
burning fossil fuels
13.
A group of individuals that interbreed and produce fertile offspring is a common definition for ____
a)
ecology
b)
species
c)
population
d)
community
14.
An illustration of the Monteverde Cloud Forest is shown here. Which of the following biotic factor is visible in the image.
a)
clouds
b)
golden toads
c)
water
d)
plants
15.
Which of following only includes biotic factors?
a)
ecosystem
b)
habitat
c)
biosphere
d)
population
16.
Which of the following describes a population that is distributed evenly across an area?
a)
random
b)
uniform
c)
clumped
d)
crowded
17.
Which of the following is NOT included in a typical age structure diagram?
a)
the populations sex ratio
b)
the relative nubers of people in different age groups
c)
the population's historical growth
d)
the proportion of reproductive aged individuals
18.
Which of the following terms describes seasonal movement of individuals into and out of a population?
a)
immigration
b)
emigration
c)
natality
d)
migration
19.
Which of the following equations summarizes population growth?
a)
immigration-emigration
b)
(immigration + births) + (emigration + deaths)
c)
births-deaths
d)
(immigration+births)-(emigration + deaths)
20.
The largest population size a given environment can sustainably sustainably support is known as its ____
a)
limiting capacity
b)
logistic limit
c)
carrying capacity
d)
biotic potential
21.
A population that increase 5 percent every year is said to be experiencing ______
a)
exponential growth
b)
logistic growth
c)
unlimited growth
d)
maximum growth
22.
"Everything an organism does and when it does it" describes an organism's_______
a)
tolerance
b)
community
c)
character displacement
d)
niche
23.
Which of the following is an interaction in which one organism benefits and the other is harmed (+/-) ?
a)
mutualism
b)
commensalism
c)
parasitism
d)
competition
24.
Which of the following types of organisms perform photosynthesis?
a)
a primary producer
b)
an herbvivore
c)
a carnivore
d)
a detritivore
25.
Which of the following organisms is a decomposer?
a)
a plant
b)
a tiger
c)
a mushroom
d)
a deer
26.
A caterpillar eats some grass. A bird eats a caterpillar. A fox eats a bird. Which of the following food chains represents this series of feeding relationships?
a)
fox-->bird-->caterpiller-->grass
b)
bird-->fox-->caterpiller-->grass
c)
caterpiller-->grass-->bird-->fox
d)
grass-->caterpiller -->bird-->fox
27.
Which of the following organisms is often a pioneer species?
a)
grasses
b)
lichen
c)
otters
d)
spruces
100 %
