WorksheetsEcology - Spheres Vocab and Population Density
Total questions: 17
Worksheet time: 12mins
A community of organisms and their abiotic environment.
Environment
Biosphere
Ecosystem
Community
The prefix BIo- means?
Before, ahead of time
life, living
house
before, ahead of time
An ecosystem comprising the ENTIRE EARTH and the organisms that inhabit it.
Biosphere
Biome
Abiotic
Ecoregion
All the non-living things in an environment
Biotic
Biome
Abiotic
Biosphere
The prefix a- means?
adjective former
land, earth
record, writing
not, without, lacking, deficient
All living things in an environment
Biotic
abiotic
geographic
community
The prefix Geo- means?
record, writing
land, earth
house
ball, round
A large region characterized by a specific type of climate and certain types of plant and animal communities.
Biome
Ecosystem
Ecoregion
Microhabitat
Which scenario demonstrates the interaction of biotic and abiotic factors in this ecosystem?
turtles eating crabs
birds eating turtle eggs
sun radiating to the ocean
a turtle burying eggs in the sand
Match the following
population
species
ecosystem
community
biome
Reorder the following to correctly show the organization of the biosphere from smallest to largest.
individual
population
community
ecosystem
biome
Which of the following statements best defines population?
The total number of people living in an area
Where people are living and how spread out or close together they are
The average number of people living in a certain area
Which of the following statements best defines population density?
The total number of people living in an area
Where people are living and how spread out or close together they are
The average number of people living in a certain area
What is the most common type of population distribution?
clumped
random
uniform
scattered
What type of population distribution do the wildflowers the illustrate?
uniform
random
consistent
arbitrary
Which of the following tells you population density?
the number of births per year
the number of frogs in a pond
the number of deaths per year
the number of bacteria per square millimeter
The movement of organisms into a range is called
immigration
emigration
population shift
carrying capacity
