Biology Topic 1: Cells and Transport
Revision PowerPoint
■ Complete the tasks on each page.
■ You will need to look up some of the answers
■ 80% has been taught, 20% has not been.
■ Create text boxes on the PowerPoint to complete the tasks.
■ At each checkpoint and if you have each completed the work, you will
get rewards.
■ Once complete you can play games, however, if you play before you
will have to complete a paper version.
Task 1: Animal Cells.
Describe the jobs of the different organelles on a animal cell
Task 2: Plant Cells.
Describe the jobs of the different organelles on a plant cell
Checkpoint
Check your answers and collect your reward
Task 3: Specialised Cells.
Describe how a root hair cell is specialised to perform its job.
Task 4: Specialised Cells.
Describe how a sperm cell is specialised to perform its job.
Task 5: Specialised Cells.
Describe how a leaf cell is specialised to perform its job.
Checkpoint
Check your answers and collect your reward
Task 6: Prokaryotic and Eukaryotic Cells.
What do these two words mean? What is the difference between these
two types of cells?
Task 7: Prokaryotic (Bacteria) Cells
Name two similarities and two differences from an animal cell.
Task 8: Stem Cells
Describe what a stem cell is.
Why is it important for us to research these types of cells?
Checkpoint
Check your answers and collect your reward
Task 9: Microscopes
Watch this clip: http://www.bbc.co.uk/education/clips/zqhd2hv
Compare light microscopes and electron microscopes.
Task 10: Genetics Data Question
1
Look at the bar chart.
a How many chromosomes does a cat have?
b Which species has 66 chromosomes?
c
How many chromosomes are found in the body
cells of humans?
d Why do you think that the total number of
chromosomes in each species is an even
number?
e
Do you think there is a relationship (pattern)
between the number of chromosomes and the
size of the organism?
f
e.
Explain your answer to part
Task 11: Diffusion
Using the picture below, explain what diffusion is. Also state what you
can do to increase the rate of diffusion.
Checkpoint
Check your answers and collect your reward
You may now play games… quietly