Uploaded by Daniel Ruy Pereira

Year 7 Lesson Observing cells

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What makes living things?
Friday, 25 September 2020
In your book write and answer
what do we mean by living
things?
Discuss with the person next to
you:
What is happening in the gif?
Draw a diagram of a cell and
label the parts of it with the
words “membrane”, “cytoplasm”
and “nucleus”.
Learning Objectives
By the end of the lesson you will...
•State what a living thing or organism is.
•Describe what a cell is.
•Describe the structure of a light
microscope.
•Explain how to use a light microscope to
observe cells.
Something to think about...
What is the
smallest living
thing you can think
of?
Can you see that
organism with your
naked eyes?
How do you know whether
something is alive ?
Decide whether the things
beside are alive or not and
write it in your book,
following my model.
•
•
I think the ……. is alive
because …….
I think the ……. is not
alive because ……
How do you know whether
something is alive ?
Every living organism performs 7 life
processes. You need to know and
understand what these are.
1. In your book, draw a mind map like the one below.
2. Identify the words hidden behind the pictures and
write them down in your mind map.
Nutrition
Excretion
Reproduction
Movement
The seven life
processes
Growth
Respiration
Sensitivity
The following anagram will
help you remember them:
MRS GREN
Write it in your book.
M __________
R___________
S___________
G___________
R___________
E___________
N___________
Can you give a definition
for each keyword?
M The use of energy to change position.
R A chemical reaction that produces energy.
S The reaction to a certain stimulus.
G
R
E
N
The
The
The
The
constant development of the body.
making of similar organisms of the same type.
elimination of waste products.
ingestion of food for energy.
Learning Objectives
•State what a living thing or organism is.
•Describe what a cell is.
•Describe the structure of a light
microscope.
•Explain how to use a light microscope to
observe cells.
What is a cell?
The cell is the
smallest living
thing possible.
Madeleine
and
Aidan,
7a2, 2019
Learning Objectives
•State what a living thing or organism is.
•Describe what a cell is.
•Describe the structure of a light
microscope.
•Explain how to use a light microscope to
observe cells.
What is a microscope?
To make very small
things look bigger
Structure of the Microscope
Word bank: focusing dial, objective lens, eyepiece, stage, light source, sample
Structure of the Microscope
Eyepiece
Objective lens
Stage
Focusing dial
Light source
Sample
Word bank: focusing dial, objective lens, eyepiece, stage, light source, sample
This lesson I learned
•What a living thing or organism is.
•What a cell is.
•The structure of a light microscope.
•How to use a light microscope to
observe cells.
Learning Objectives
•State what a living thing or organism is.
•Describe what a cell is.
•Describe the structure of a light
microscope.
•Explain how to use a light microscope to
observe cells.
I love science!
Write a tweet to a
friend and tell them 3
things you have
learned from today’s
lesson, using only 150
characters or 25
words.
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