> ENC Master > Climate Encyclopaedia > Oceans > basics > 2. Oceanic nutrients > * Worksheet 1
|
|
 |
The Oceans
Basics |
Worksheet: Oceanic nutrients
Sheet 1: Quiz on phytoplankton & nutrients |
Did you read the scientific text “Oceanic Nutrients” – Phytoplankton and Nutrients in the oceans?
|
 |
|
|
Phytoplankton and nutrients in the oceans, author: Lucinda Spokes
|
|
|
|
Letīs test, if you got the message:
Click the GREEN button, if you think that the answer is correct and the RED button, if you think that the statement is wrong.
|
1. Phytoplankton are single celled plants which live in the surface waters of the oceans.
|
|
|
2. Phytoplankton are single celled plants which live on the ocean floor.
|
|
|
3. Phytoplankton use sunlight, oxygen (O2) and water for photosynthesis.
|
|
|
4. Phytoplankton use moonlight, carbon dioxide (CO2) and water for photosynthesis.
|
|
|
5. Phytoplankton use sunlight, carbon dioxide (CO2) and water for photosynthesis.
|
|
|
6. Phytoplankton make organic compounds during photosynthesis.
|
|
|
7. Photosynthesis produces carbon dioxide as a waste product.
|
|
|
8. Photosynthesis takes place at all depths in the ocean.
|
|
|
9. Photosynthesis takes place only in surface waters.
|
|
|
10. Phytoplankton also need a wide variety of nutrients to grow. The two critical nutrients are nitrogen and phosphorus.
|
|
|
About this page:
- Author: - Dr. Schleicher - University of Nürnberg - Germany
- scientific reviewing: Lucinda Spokes
- educational reviewing: Dr. Schrettenbrunner / J. Heres
- last update: 07.11.03
|
