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WorksheetsQuiz 3 - Ecosystems
Total questions: 16
Worksheet time: 8mins
Two of the primary consumers in the food web are the
coyote, rattlesnake, and hawk
grass and cactus.
rabbit and grasshopper.
rabbit, grasshopper, and scorpion.
Which of the following number sequences best represents the flow of available energy from the base of the pyramid to the top of the pyramid in the ecosystem represented above
100–100–100–100
100– 75 – 50 – 25
100– 20 – 5 – 2
100- 11 - 2 - 0.1
An individual animal, plant, or single-celled life form that can carry out life processes independently.
organism
niche
consumer
The process by which plants and some bacteria use energy from sunlight to produce sugar.
homeostasis
photosynthesis
producer
A habitat is a small group of ducks.
True: It's ducks.
False: It's a place where an organism naturally lives and grows
False: It's a small group of chickens.
False: It's a place where organisms are taken so they can adapt
Below is a field observation recently recorded in a student's notebook.
grasses
rocks
deer
cedar trees
rabbit
58 degrees F
partly cloudy
The level of organization described above is ―
ecosystem
community
population
organism
What is a suitable way to sample plants in a field?
Counting Random Plants
Using Quadrates
Using Pooters
Using Pitfall traps
Which of the following is true about quadrates?
quadrats should be placed randomly so that a representative sample is taken
you should look at the results from several quadrats in an area to reduce the effect of an unusual distribution
the results are more reliable when you look at the results from many quadrats
All the above are true
Food webs always start with:
the sun
producers
primary consumers
microorgansims
what is the correct scientific term for all the different species in a habitat?
a population
an ecosystem
a community
a quadrat
These are used to study the distribution of organisms
microscopes
transects
measuring cylinders
quadrats
CO2 is removed from the atmosphere by:
respiration
microorganisms
decay
photosynthesis
what is a transect?
a square frame enclosing a known area
the distribution of an organism
a line used to help find out how organisms are distributed
an insect
