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Worksheets3rd Quarter Lessons REVIEW
Total questions: 20
Worksheet time: 20mins
How do some non-flowering plants reproduce? Through _____
cones
spores
needles
leaves
Where do ferns produce their spores?
underneath their leaves
on their stems
in their roots
inside the cones
What do we call the brown spots you can see on the fern plant?
spore seeds
seed cases
sorus with sporangia
pollen sacs
When mosses and ferns reproduce, what do they produce in the first cycle?
eggs
fronds
sperms
spores
The zygote develops into a new young fern plant, with its growth resembling the fiddlehead.
What two measurements are necessary for calculating speed?
mass and time
temperature and mass
mass and distance
distance and time
The length between two points such as your home and school is called _____.
distance
motion
speed
time
How fast are you going if you walk 24 km in 3 hours?
72 km/h
36 km/h
27 km/h
8 km/h
What are conductors? They _____.
allow heat and electricity to pass through easily
trap heat and electricity and slow their flow
are materials through which electrons do not flow
are materials made of rubber or plastic
Which of the following is a good conductor of heat?
What is an electrical circuit? It is a _____.
collection of electrical equipment
path around which electricity flows
series of conductors and insulators
light bulb and battery
Which of the following is NOT a component of an electric circuit?
dry cell
magnet
switch
wire
How do you know if a circuit is complete or closed?
All the parts are connected.
The switch is turned off.
There is a break in the circuit.
One of the parts is disconnected.
If a circuit is open, then its _____.
load or appliance lights up
components are connected
switch is on
switch is off
Why do wires allow current to flow through a circuit?
Their ends are at the positive and negative poles of the battery.
They connect the battery to the light bulb.
They close the gap in the electrical circuit.
Their material is a conductor of electricity.
Which electrical device is used to open or close the circuit?
electric meter
fuse
switch
transformer
Four bulbs are wired in series. How many paths of current are there?
1
2
3
4
What kind of circuit is in the photo?
series
parallel
Four bulbs are wired in parallel. How many paths of current are there?
1
2
3
4
What kind of circuit is in the photo?
series
parallel
