Aquatic Ecosystems

​Fun fact: Bull sharks are adapted to survive in both fresh and saltwater. They are euryhaline.

​

Multiple Choice

Sunlight is capable of reaching the deepest parts of the ocean.

• True

• False

Multiple Select

What are some factors affecting Aquatic Ecosystems?

• Depth

• Temperature

• Water level

• Chemistry

Multiple Choice

Which of the following is an abiotic factor?

• Water

• Plants

• grass

• bacteria

Multiple Choice

Why is sunlight important to aquatic ecosystems?

• It isn't.

• It's a vital biotic factor for aquatic ecosystems

• Photosynthetic organisms need it to produce food sources for aquatic food chains.

Multiple Choice

If a pond receives less sunlight than usual, what do you think would happen to the photosynthetic organisms living here?

• Population will evolve to need less sunlight

• Population will decrease over time

• Population will emigrate to another pond

• Population will immigrate into another pond