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1.1 - Intro to Marine Bio

Total questions: 20

Worksheet time: 25mins

Name
Class
Date
1.
What is the order of succession shown in this figure?
a)
A, B, C, D
b)
B, A, D, C
c)
C, D, A, B
d)
D, A, B, C
2.

What is the goal of the pioneer species in Primary Succession?

a)

To decompose all living matter

b)

To breakdown rocks and rebuild soil

c)

To feed the first organisms to arrive

d)

To put fresh oxygen into the air

3.

What is the name given to lichen or moss in primary succession?

a)

pioneer species

b)

volunteer species

c)

founder species

d)

conqueror species

4.
After a volcanic eruption, lava covers the land. What is the order that plants grow to repopulate the area?
a)
Lichens → Shrubs → Grasses → Trees
b)
Lichens → tree → shrubs→Grasses
c)
Grasses → Lichens → Shrubs → Trees
d)
Lichens → Grasses → Shrubs → Trees
5.
Reaches a climax community quicker because soil is already present
a)
primary succession 
b)
secondary succession
c)
both types of succession
6.

The organisms visiting this whale fall would fall into which group?

a)

bone specialists

b)

species with unclear connections

c)

background specialists

7.

Sunny; shallow and warm tropical waters; extreme biodiversity (many fish, sharks, sea turtles, etc.) stony formations build up the base of the ecosystem.

a)

Mangrove Forest

b)

Coral Reef

c)

Open Ocean

d)

Rocky Shore

8.

warm shallow waters; muddy sediment on seafloor, nutrient rich. Trees provide shelter & nursery for many marine organisms (fish, crabs, oysters, etc)

a)

Mangrove Forest

b)

Coral Reef

c)

Open Ocean

d)

Rocky Shore

9.

Wide open space with available sunlight near surface, temperatures can vary. Home to whales, sharks, schools of fish and phytoplankton

a)

Mangrove Forest

b)

Coral Reef

c)

Open Ocean

d)

Rocky Shore

10.

Harsh habitat with high & low tides (organisms deal with being wet and dry), sunlight, rocks, and sand. Home to many invertebrates such as crabs, barnacles, mussels and seaweeds.

a)

Mangrove Forest

b)

Coral Reef

c)

Open Ocean

d)

Rocky Shore

11.

Dark, deep, cold water with no sunlight and extreme pressure. Home to squid, octopus, angler fish, and no green plants

a)

Deep Sea

b)

Kelp Forest

c)

Polar Seas

d)

Salt Marsh

12.

Occurs along rocky coastlines, abundant sunlight and clear cool water. Appears as a dense forest with kelp growing from the seafloor to the surface. Home to fish, otters, urchins, mussels, and crabs.

a)

Deep Sea

b)

Kelp Forest

c)

Polar Seas

d)

Salt Marsh

13.

Ice and snow dominate this space. Cold temperatures and little sunlight in winter. Home to polar bears, orcas, seals, krill, penguins, and phytoplankton.

a)

Deep Sea

b)

Kelp Forest

c)

Polar Seas

d)

Salt Marsh

14.

Ecosystem has shallow water, tides, thick mud, and tall grasses. The water is brackish (salty) with lots of decomposition and nutrient cycling. home to many small fish and invertebrates such as crabs, lobsters, shrimp.

a)

Deep Sea

b)

Kelp Forest

c)

Polar Seas

d)

Salt Marsh

15.

The interactions between biotic + abiotic + an energy source is defined as a(n) _________________.

a)

community

b)

ecosystem

c)

succession

d)

organisms

16.

When species progressively replace one another until they reach a stable community

a)

community

b)

ecosystem

c)

succession

d)

organisms

17.

By what month had most of the whale flesh been removed from the whale fall?

a)

13

b)

21

c)

24

d)

53

18.

What causes the sudden increase in bone specialists at month 21?

a)

A whale has died so there are nutrients available

b)

The food source for background specialists has decreased allowing the bone specialists to feed off the oily whale bones

c)

The bone specialist groups had a lot of babies

d)

There is nothing for the organisms to feed on anymore

19.

What does a stable whale fall community look like?

a)

lots of flesh and organisms like hagfish and sharks feeding

b)

worms and a few fish feeding on the bones. lots of activity

c)

mats of bacteria decomposing the bones slowly while other invertebrates use the bone for shelter

20.

All the living things within a specific environment

a)

succession

b)

ecology

c)

biological community

d)

population