science lesson

1. How Living Things
are alike?
1

2. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
• What do you see in the picture?
2

3. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features. 3

4. 4

5. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
What are the features of living
things?
= a living thing
How can you tell an organism
from a nonliving thing?
there are certain ways to tell a
living from non living thing.
5
Organism

6. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
Living things grow and change
A living thing grows, it starts
small then it gets bigger.
6
1

7. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features. 7
Green
sapling
Young
tree
Adult tree

8. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
Organisms also change as they
grow.
The way a living thing changes
during its life is called
As an oak sapling grows, the
branches and trunk become
thicker and stronger.
The oak tree also changes its
color and shape as it develop.
8
development

9. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
Living Things Reproduce
9
2

10. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
The way organisms make more of
their own kind.
Plants grow from seeds.
Chicks hatch from eggs.
Some animals like puppies are
born live.
# Some new living things (offspring)
are not exact copies of their
parents, they have characteristics of
both parents.
#the color of flowers depend on the
color of its parents.
10
Reproduction

11. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
How do organisms react to
change?
is made up of everything that
surrounds an organism.
It includes:
air
water
soil
other organisms
11
Environment

12. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
Living Things Respond
When the environment changes
An organism respond = react to
that change.
12
3

13. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
# Both plants and insects
respond to light:
Plants bend toward light.
Insects fly toward it
The leaves on some trees
respond to change in season,
In autumn they turn colors then
fall off the branches.
13

14. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
Animals also respond to change
in seasons:
Bears eat a lot of food as
winter nears, then sleep or rest
through the winter in a cave.
You respond to environment in
different ways:
You may shiver if you are cold
14

15. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
How do living things
communicate?
is to share information.
To communicate organisms:
send
collect to signals
respond
How do organisms
communicate?
15
communicate
4

16. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
#Fireflies flash lights to attract
mates.
#Some birds sing to mark the
area where they live.
#male red-winged blackbird sing
it says to other males “stay
out of my territory”
#the cuttlefish changes skin
color and texture, to alert other
animals that it is looking for food.
16

17. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
All living things
have common
features.
To receive communications,
living things use their senses of
Sight
Smell
Hearing
Touch
Can all receive information.
17

18. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
1-All organisms are
made of cells
2-compare between
plant and animal cell.
What are the smaller parts of
living things?
More than 300 years ago,
scientist Robert Hooke looked at
a thin piece of cork through a
microscope, he saw that the cork
made of tiny boxlike shapes that
are called cells.
18

19. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
1-All organisms are
made of cells
2-compare between
plant and animal cell.
Are the basic building blocks of
life.
All living things are made of cells.
Your own body is made of
billions of cells.
Plant and animal cells have many
of the same parts, and also some
differences.
19
Cells

20. 20
Plant Cell Animal cell
Cell wall
Nucleus
chloroplast
cytoplasm

21. 21
Cell
membrane
Nucleus
Cytoplasm
Plant
Cell
Animal
Cell
Cell wall
Chloroplast
Come in a wide
variety of
shapes
Larger in size
Have boxlike
shape

22. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
1-All organisms are
made of cells
2-compare between
plant and animal cell.
Is a clear jellylike material.
The thin outer covering of the
cell.
The center of the cell.
22
cytoplasm
Cell membrane
Nucleus

23. UnitA,Ch.1,Lesson1
(HowLivingThings
AreAlike)
• Vocabulary:
• Organism
• Reproduction
• Environment
• Respond
• Cell
• Objective:
1-All organisms are
made of cells
2-compare between
plant and animal cell.
Plant cell also have:
A stiff layer outside the cell
membrane.
It is green in color to make food.
23
Cell wall
Chloroplast

24. Think and Answer
24
1- what is an organism?
2-How are living things different from non living
things?
3-what features do all living things have in
common?
4-How does an oak tree develop?
5-How does a plant respond to environment?
6-What senses do living things use to
communicate?
7-What are the parts of a plant cell?