Reference no: EM133491524

Question

1. Bioluminescence is observed in which of the following groups?

Diatoms
Mangroves
Lichens
Cyanobacteria
Dinoflagellates

2. Which of the following can operate as both a heterotroph and as an autotroph?

Dinoflagellates
Foraminiferans
Fungi
Green algae
Diatoms

3. Which of the following is a feature of seagrasses which prevents them from being considered algae?

They are photosynthetic.
They have specialized veins to transport nutrients and water.
They are heterotrophic.
They are multicellular.
They contain additional accessory pigments.

4. Which situation could cause a trench to form?

A plate sinks beneath another.
A plate moves above another.
A plate splits and opens up.
A plate is lifted by another.
Sea floor spreading takes place.

5. Which of the following is the best example of a primary producer?

Sea turtles
Mangroves
Coral
Methanogen archaea
Nutrients such as nitrogen and phosphorus

6. How would a multicellular, marine, photosynthetic organism which reproduces by producing seeds be classified?

As a green algae
As a protist
As an angiosperm
As a foraminiferan
As a red algae

7. Which of the following is the steepest part of the continental margin?

Continental edge
Shelf break
Continental slope
Edge of the abyssal plain
Continental rise

8. Which of the following terms describes the process by which a lithospheric plate descends into the mantle?

Induction
Sea floor spreading
Continental drift
Faulting
Subduction

9. An ecosystem is best defined by which of the following?

Populations in one area but not the physical environment
Populations and communities living in one area
The community or communities but not the physical environment
All living organisms living in one area
The community or communities and the physical environment

10. Which of the following might be used as an autonomous underwater sampler?

A surface buoy
A glider
A current meter
An elephant seal with a transmitter glued to its back
A hydrophone