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Unit 3/9 Test Review

Total questions: 40

Worksheet time: 35mins

Name
Class
Date
1.
A frog eats a fly. The frog and fly are demonstrating ________.
a)
mutualism
b)
competition
c)
predator/prey
d)
parasitism
2.
What type of growth is represented behind?
a)
exponential
b)
logistics
c)
a good kind
d)
representative
3.
What point on the graph represents the carrying capacity?
a)
A
b)
B
c)
C
d)
D
4.

Which is the role of respiration in the carbon cycle?

a)

to use carbon to make organic molecules

b)

to release carbon dioxide into the atmosphere

c)

to absorb carbon dioxide from the atmosphere

d)

to use carbon dioxide to break down remains of dead organisms

5.

Certain trees, such as the dogwood, can be inhabited by a fungus that damages their leaves. Which of the following BEST describes the relationship between the tree and the fungus?

a)

Paratism

b)

Commensalism

c)

Mutualism

6.

A prey population typically increases when its primary predator is removed from the ecosystem. What MOST likely happens after this increase in the prey population?

a)

Food shortages and disease reduce the prey population.

b)

Food shortages and disease increase the prey population.

c)

Humans successfully manage the prey population.

d)

Disease transmission affects the prey’s ability to reproduce.

7.

Why are enzymes essential to organisms?

a)

They are catalysts for biochemical reactions in cells.

b)

They provide short term and long term energy for the cells.

c)

They provide instructions for protein synthesis and determine traits.

d)

They create semipermeable barriers in the cell that separates the inside and outside of the cell.

8.

Which color of light would most likely produce the lowest rate of photosynthesis?

a)

Red

b)

Green

c)

Blue

d)

Yellow

9.

Which process uses ATP to pump small molecules and ions across the cell membrane to maintain homeostasis?

a)

Passive Transport

b)

Active Transport

c)

Diffusion

d)

Osmosis

10.

Which organelle would be found in large quantities in muscle cells?

a)

Chloroplast

b)

Glucose

c)

Mitochondria

d)

Stem

11.

Which best describes the hierarchy of cell organization?

a)

cells, tissues, organs, organ systems

b)

organs, cells, organs systems, tissues

c)

tissues, organ systems, cells, organs

d)

organ systems, cells, organs, tissues

12.

Which process moves water?

a)

Diffusion

b)

Facilitated Diffusion

c)

Osmosis

d)

Endocytosis

13.
What is the source of energy for photosynthesis?
a)
carbohydrates-chemical
b)
sunlight
c)
heat-thermal
d)
electrical
14.
Which organelle does photosynthesis take place in?
a)
Mitochondrion
b)
Chloroplast
c)
Cytoplasm
d)
Nucleus
15.
Chloroplasts are...
a)
Structures of animal cells to produce ATP
b)
Organelles where lipids are elaborated
c)
Specialized structures of plants where food is made
d)
Waste organelle of plants
16.
Look at the image
What substances and organelle work together to absorb sunlight to perform photosynthesis in this example?
a)
cell wall and chloroplast
b)
mitochondria and water
c)
vacuole and carbon dioxide
d)
chloroplast and chlorophyll
17.
What three things are needed for a plant to do photosynthesis?
a)
Glucose, Oxygen, Sunlight
b)
CO2, Oxygen, Sunlight
c)
CO2, Water, Sunlight
d)
Oxygen, Water, Sunlight
18.

What is the correct equation for photosynthesis?

a)

6 O2 + C6H12O6 ---->6 CO2 + 6 H2O + Energy

b)

6 CO2 + 6 H2O ---->6 O2 + C6H12O6 + Energy

c)

6 CO2 + 6 H2O + Energy ----> C6H12O6 + 6 O2

d)

6 O2 + C6H12O6 + Energy ----> 6 CO2 + 6 H2O

19.
Why do we see this apple as red?
a)
the apple reflects all visible light
b)
the apple reflects red wavelengths
c)
the apple absorbs all visible light
d)
the apple absorbs red wavelengths
20.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms. 
d)
How carnivores get their food. 
21.
1.  A bee and a flower work together to benefit each other. This is an example of _________________. The bee helps the flower by pollinating it and the flower helps the bee by providing it with nectar. 
a)
commensal relationship 
b)
parasitic relationship 
c)
mutual relationship 
22.
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.
a)
Mutualsim 
b)
Parasitism 
c)
Commensalism 
23.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
24.
A living relationship between two species in which one organism is harmed is called...
a)
mutualism
b)
commensalism
c)
parasitism
d)
niche
25.
Grasshopper and Leaf - A grasshopper lands on a plant and eats its leaves for food.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
26.
Bear and Berries - The bear forages through the forest and finds berries for food.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
27.
Mistletoe and Oak Tree - Mistletoe extracts water and nutrients from the oak tree, causing harm to the oak tree.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
28.
Deer and Tick - Ticks feed on deer blood, causing irritation to the deer and potentially giving it various diseases such as lyme disease.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
29.
Black Wasp and Aphids - Black wasps plant eggs in phids. the larvae eat the aphids from the inside.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
30.
Hermit Crabs and Snails -  Hermit crabs live in shells made and then abandoned by snails. 
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
31.
Whales and Barnacles -Barnacles create home sites by attaching themselves to whales.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
32.
Cattle Egret and Cattle or Horses - The cattle egret follows cattle or horses and preys on the insects th e animals stir up as they graze.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
33.
Yucca Plant and Yucca Moth - Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the devel oping seeds.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
34.
Honeypot Ants and Aphids - Honeypot ants get food by stroking the aphid for their sweet honey dew secretions. The ants provide protection for the aphid by aggressively fighting off predators such as ladybugs.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
35.
Lion and Zebra - The lion hunts and kills the zebra for its food.
a)
Predation
b)
Mutualism
c)
Commensalism
d)
Parasitism
36.

Who is the predator in this image?

a)

The Owl

b)

The mouse

c)

The Snow

d)

The wind

37.

Who is the consumer in this specific case?

a)

The bull

b)

The lion

c)

The grass

d)

The wind

38.
In this tundra food web, if grasses were removed what would happen to the sustainability of the ecosystem?
a)
There would be an overpopulation of arctic hares and lemmings.
b)
Polar bears would move to a new ecosystem.
c)
The ecosystem would collapse, because it lost its main producer.
d)
Wildflowers would die out from the ecosystem.
39.
An organism that lives on or in a host and causes it harm is called
a)
a host
b)
a parasite
c)
a cell
d)
a virus
40.

What is the producer in this food chain?

a)

Python

b)

Frog

c)

Grasshopper

d)

Grass

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