U1 check B1, 2 and 3

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 1

Recap B1,2,3

• Take off your jacket
• Put your things on your desk

       Book/laptop, 

       Notebook

• Bag on the floor

taking in and eliminating substances

reacting to the environment

Survival

Dead

Living

Non-living

Dingen

Give an argument as to why these flowers are alive

Both

Largely Development

Largely Growth

2

3

4

5

6

7

8

9

Growth or development?

1. The eyes of a new-born rabbit open.
2. The body length of a calf increases
3. A dog's teeth and molars are formed
4. The weight of a calf increases
5. Fur appears on young rabbits
6. Milk-producing organs appear in a cows' udders

Growth

Development

1

2

3

4

5

6

Explain what metamorphosis is

• a. The gills have disappeared. Lungs have developed inside the body
• b. Metamorphosis starts. The tadpole grows back legs.
• c. A newly hatched tadpole. It has external gills on its head.
• d. A frog lays its eggs in a pond or ditch.
• e. The tadpole grows front legs. the tail becomes smaller.
• f. The tail has disappeared. The tadpole has become an adult frog
• g. Tadpole with internal gills

A

B

C

D

E

F

G

What does a tadpole mostly use for breathing? Its ...

What does a frog mostly use for breathing? Its ..

A tadpole of eight weeks old is longer than a tadpole of twelve weeks old.
Why is that?

Biology homework is ..

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What assignments do you still have questions about?
Assignment and page please

Tidy Duty

Today these people are on tidy duty

• Desks: empty and straight
• Chairs:  underneath the desks
• Floor: no rubbish