Unit 7 - Bees and flowers

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

Of bees and flowers

Today we will talk about the "hommellab" assignments

We will also begin Unit 7 

Pollination quiz 

What kind of pollinators do these food plants need?

Pollination quiz

Look up these three: (5 minutes)

- Strawberries

- Grain 

- Bananas

What kind of pollinator is the strawberry?

1. Bees and bumble bees
2. Hover flies, bees and other bees
3. Wind
4. Self

What kind of pollinator is the grain?

1. Bees and bumble bees
2. Hover flies, bees and other bees
3. Wind
4. Self

What kind of pollinator is the banana?

1. Bees and bumble bees
2. Hover flies, bees and other bees
3. Wind
4. Self

Answers: 

- Strawberries: Honey bees, stingless bees, bumblebees, solitary bees, hover flies

- Grain: wind- or selfpollination

- Bananas: edible bananas have no pollination actually... 

(Wikipedia has a nice list:
"Crop plants pollinated by bees")

Recognizing (bumble)bees

A lot of you know how to tell a wasp from a bee or a hover fly! 

- Some of you do not...

In the test I will expect everyone to be able to.

- Let us practice!

What insect
is this?

1. Wasp
2. Bee
3. Hoverfly

What insect
is this?

1. Wasp
2. Bee
3. Hoverfly

What insect
is this?

1. Wasp
2. Bee
3. Hoverfly

Telling bumble bees apart

- The tool was confusing to some, though not all of you.

- On the site itself they gave some alternatives.

- However you did it, you should know for the test: tuinhommel, akkerhommel, steenhommel, aardhommel, weidehommel and boomhommel. (Dutch names will be asked)

I had these printed for everyone, did you get them?

What bumble bee
is this?

1. Akkerhommel
2. Tuinhommel
3. Aardhommel
4. Steenhommel

What bumble bee
is this?

1. Akkerhommel
2. Tuinhommel
3. Aardhommel
4. Steenhommel

What bumble bee
is this?

1. Akkerhommel
2. Tuinhommel
3. Aardhommel
4. Steenhommel

What bumble bee
is this?

1. Akkerhommel
2. Tuinhommel
3. Aardhommel
4. Steenhommel

Flowers

You have to know all the names of all the parts of a flower. 

There are a lot more then you think.... I think

Task/homework

Read 7.1 and 7.2

Do 7.1 exercises: 3, 4, 5, 6

Do 7.2 exercises: 7, 8, 9

Bring a drawing of a flower that is pollinated by insects to the lesson.

Summary/ lesson objectives

- You have to know about the different types of polination and know of most food crops what type they are.

- You have to be able to tell wasps, bees, bumble bees and hover flies apart.

- You have to know the names of the parts that flowers are made of.