U1 B5 1HV

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

Unit 1.5 Photosynthesis

Learning objectives

- You can describe photosynthesis

- You can explain that photosynthesis makes food for animals and people

- You can state which parts of plants are used as food by humans

But first......

Some recap questions

Lucas forgot about his sandwich. Now it is covered with mold. Why is the mold on the sandwich?

1. To grow
2. To feed
3. To reproduce
4. To sense

Where are nutrients stored in a brown bean?

1. Navel
2. Pore
3. Seed coat
4. Seed leaves

Butterflies change their form during their lives. At one point they will be a caterpillar, what is another word for this stage?

1. egg
2. imago
3. pupa
4. larva

A little boy learns to ride his bicycle, This is an example of

1. physical development
2. mental development
3. motor development
4. learning development

Why does a plant have leaves?

Leaves

• Make food = photosynthesis
• Photosynthesis > in all green parts of a plant
• Photo = Light
• Synthesis = to make

Fotosynthesis

Water + Carbon dioxide + Sunlight -> Glucose + Oxygen

H₂O + CO₂ + Sunlight -> C₆H₁₂O₆ + O₂

At night there is photosynthesis in plants

1. True
2. False

Photosynthesis can occur in a stem

1. True
2. False

Photosynthesis can occur in a root.

1. True
2. False

Plants as food

Sometimes we eat the whole plant, but usually it's a certain part

• Fruit
• Leaves
• Stems
• Roots

Fruit

Leaf

Stem

Root

Exercises 1.5

First read page 39 to 41.

Then do exercises 1 to 3, 5 and 6.

Finished? Do exercises 7, 8 and 9.

We are going to make our own 30 seconds game!

Work together. Start with making a list of all important terms (bold and blueish) of basics sections 1 to 5.  You need 40 words in total. If there are not enough terms, find other important words in the text.

Ready? Shuffle the words and divide them in 8 groups of 5.

          Bring your list with you to the next lesson.