Download Fifth Science Week Two - JSES-PASS

Science
Week Two
What is the
smallest unit of
life?
the cell
All cells contain
four major
structures. What
are they?
 cell membrane
 cytoplasm
 nucleus
 vacuole
What is a storage space
in the cytoplasm of a cell
that contains fluid
called?
vacuole
What is a small
structure that controls
everything the cell
does called?
nucleus
What is the soft, flexible
covering of a cell that
allows things to enter and
leave the cell?
cell
membrane
Which of the following, a dog
or the sunlight, is a biotic
factor shown in the picture
above?
dog
Is the stream or the
grass an abiotic factor
shown in the picture
above?
stream
What are living organisms
too small to be seen without
a 10x magnifier?
microorganisms
The pond ecosystem shown above includes a
number of different types of mammals,
reptiles, amphibians, birds and fish. All of
these groups make up the ecosystem’s___.
community
 White tailed deer in a forest,
all rainbow trout in a stream,
or all bald cypress trees in
the swamp are examples of
a_______________.
population
What is a group
of different kinds
of populations
called?
community
Water
temperature
Soil
Animals
Plants
temperate
cool season
and warm
season
fertile
soil
many
mammals,
birds,
reptiles,
insects
deciduous
trees
Based on the description in the
chart above which ecosystem is
being described, a forest or a salt
marsh?

forest
Water
temperature
Soil
Animals
Plants
completely wet
cool to cold
sand bottom
fish
sea mammals
algae
seaweed
Described above in the chart is
the most common ecosystem on
earth. Which ecosystem is it?
ocean
What are the areas
where fresh water
rivers meet the
oceans?
estuaries
Which ecosystem contains
sparse vegetation, sparse
animals such as insects,
arachnids, reptiles and
birds and mostly sand and
rocks?
desert
An example of a grassland food chain:
Sun
Grass
Grasshopper
Toad
Snake
Hawk
Producer
Consumer
Consumer
Consumer
Consumer
Which member of the food chain
above is an herbivore?
grasshopper
The snake and toad
shown above fill
what two roles?

predator-
prey
What is the only
member of this food
chain that is a
producer?
grass
What is left out
of the food
chain?
decomposers
What is an organism that
spends most of its time
living in or on a host
organism, usually causing
harm to the host without
immediately killing, called?
parasite
What is the relationship
between the number of
organisms and the
resources available in an
ecosystem called?

balance of
nature