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WorksheetsOcean floor 2.0 And plankton
Total questions: 15
Worksheet time: 13mins
Name
Class
Date
1.
What is Phytoplankton
a)
A microscopic thing that lives in watery places.
b)
a dumb plant
c)
A food source for all animals
d)
something that you eat
2.
True or false: Phytoplankton is the first link in the food chain.
a)
true
b)
false
c)
i don't know
d)
wasn't listening
3.
T1 - The plankton that are microscopic and plant like are called
a)
zooplankton
b)
phytoplankton
c)
minnows
4.
T1 - The plankton that are animal-like are called
a)
bacteria
b)
phytoplankton
c)
zooplankton
5.
T2 - Benthos are organisms that live
a)
On the surface of the water
b)
throughout the water column
c)
ocean floor
d)
shallow water
6.
where you are walking down the shore into the ocean you would be on the shelf.continental...
a)
shelf
b)
slope
c)
rise
7.
steep slope after the continental shelf.where most plant and animal live life.continental...
a)
slope
b)
shelf
c)
rise
8.
sediment settles in this area.continental...
a)
rise
b)
slope
c)
shelf
9.
mountain ranges in the ocean
a)
mid -ocean ridge
b)
trenches
c)
rift
d)
ocean basin
10.
a vallley found in the middle of the mid-ocean riage
a)
rift
b)
trenches
c)
abyssal plain
d)
ocean basin
11.
the deepest part of the ocean
a)
trenches
b)
abyssal plain
c)
ocean basin
d)
rift
12.
the deep flat land of the ocean floor
a)
abyssal plain
b)
rift
13.
Scientists use ______ to determine the oceans depth.
a)
Submarine
b)
Sonar
c)
Helicopter
d)
Light
14.
This image shows
a)
sea floor is spreading
b)
continental shelf
c)
continental slope
d)
sea mount
15.
The ocean is salty mainly due to the weathering & erosion that takes place on igneous rocks found in Earth’s crust and on the mountains. It is also salty due to the dead ocean animals whose bodies sink to the ocean floor.
a)
True
b)
False
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