4.2 Food Chains

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Slide 1: Slide
Biologie7th Grade

This lesson contains 35 slides, with interactive quizzes, text slides and 1 video.

time-iconLesson duration is: 45 min

Items in this lesson

Slide 1 - Slide

timer
7:00

Slide 2 - Slide

Slide 3 - Slide

Slide 4 - Slide

Slide 5 - Slide

Pictures of herbivores
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1:00

Slide 6 - Slide

Herbivores (write the names also!)

Slide 7 - Open question

Pictures of predators
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1:00

Slide 8 - Slide

Predators (write the names also!)

Slide 9 - Open question

Pictures of scavengers
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1:00

Slide 10 - Slide

Scavengers (write the names also!)

Slide 11 - Open question

Slide 12 - Slide

4

Slide 13 - Video

02:17
Which one is correct?
(decomposers = fungi / bacteria)
A
Primary consumer - producer - secondary consumer - decomposer
B
Producer - primary consumer - secondary consumer - decomposer
C
Decomposer - primary consumer - secondary consumer - producer
D
Producer - decomposer - primary consumer - secondary consumer

Slide 14 - Quiz

02:37
Whcich one is the producer?
A
the tree
B
the acorns
C
the rat
D
the snake

Slide 15 - Quiz

03:08
Which one is true?
A
A food chain is made from many food webs
B
A food web is made from many food chains

Slide 16 - Quiz

03:19
timer
0:20
what does your body
need energy for?

Slide 17 - Mind map

Slide 18 - Slide

Slide 19 - Slide

Slide 20 - Slide

Slide 21 - Slide

Slide 22 - Slide

Make your own food web!
timer
2:00
TIP:
Put the producers at the bottom.

Slide 23 - Slide

Upload your foodweb here:

Slide 24 - Open question

Practise questions!

Slide 25 - Slide

Which animal(s) would be MOST affected if all the grass died?
hawk
sparrow
caterpillar
grass
fox
mouse
berries
timer
1:00

Slide 26 - Slide

Which animal(s) would be
MOST affected if all the grass died?

Slide 27 - Open question

What would happen to all the hawks if the number of foxes would decrease?
hawk
sparrow
caterpillar
grass
fox
mouse
berries
timer
1:00

Slide 28 - Slide

What would happen to all the hawks
if the number of foxes would decrease?

Slide 29 - Open question

Mercury in the sea = kwik in de zee
Mercury used to be found in pesticides and paint for boats. Mercury is poisonous and damages the nervous system and reproductive system in mammals.

Look at the food chain and explain why mercury could be a problem for human health.

Slide 30 - Slide

Explain why mercury could be
a problem for human health.
timer
1:00

Slide 31 - Open question

Match the keyword with its correct definition
timer
4:00

Slide 32 - Slide

Slide 33 - Slide

Slide 34 - Slide

Slide 35 - Slide