4.3 Feeding Ourselves

• Biologie
• 7th Grade

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.

Explain why mercury could be
a problem for human health.

spot the mistake..!

The mistake is...

spot the mistake..!

The mistake is...

spot the mistake..!

The mistake is...

Ways in which humans
can destroy habitats

Video assignment

Watch the following video.

1. While watching:
   In your notebook, write down what the video is about.
2. After the video:
   Type your summary in LessonUp (max. 3 sentences!!)

Summary of the video:

Habitat destruction: 

Palm oil plantations

Video assignment

Watch the following video.

1. While watching:
   In your notebook, write why the otters died out.
2. After the video:
   Type your answer in LessonUp (max. 3 sentences!!)

Why the otters died out:

Biomass