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Plant and Ecology Review

Total questions: 54

Worksheet time: 42mins

Name
Class
Date
1.

What structure transports food and water back and forth from roots to leaves?

a)

petals

b)

stems

c)

guard cells

d)

ground tissue

2.

Which structure is the main site of photosynthesis?

a)

stem

b)

roots

c)

leaves

d)

flowers

3.
The loss of water in plants is called?
a)
evaporation
b)
condensation 
c)
transpiration
d)
transportation
4.

In what part of the plant does transpiration occur?

a)
Leaves
b)
Stems
c)
Roots
d)
Flowers
5.
The opening or hole in plant leaves that allow air in and water out are the ?
a)
roots
b)
stoma
c)
pores
6.

How do the guard cells regulate the size of the stoma?

a)
By communicating with neighboring cells through electrical signals
b)
By secreting hormones that directly control stoma size
c)
By changing their shape in response to water uptake or loss
d)
By absorbing sunlight and expanding
7.

WHY does a plant not allow the stoma to be open all of the time?

a)

Too much carbon dioxide would leave the leaf.

b)

Water loss would be a problem.

c)

Oxygen would escape.

d)

None of these answers.

8.
What do plants take in through their roots?
a)
light and heat
b)
water and nutrients
c)
carbon dioxide
d)
oxygen
9.

What is the function of the root hairs?

a)

Increase surface area for absorption of water and nutrients

b)

They assist with the storage of excess nutrients

c)

They help the regulation of plant growth

d)

They are involved with the production of oxygen

10.
What organelle in the leaves of plants capture light energy from the sun to complete photosynthesis?
a)
Chloroplasts
b)
Mitochondria
c)
Nucleus
d)
Ribosomes
11.

Water travels through

a)

phloem

b)

xylem

c)

veins

d)

tubes

12.

Moves sugar (GLUCOSE) from leaves to the roots

a)

Xylem

b)

Phloem

13.
Xylem and Phloem are both __.
a)
Transpiration
b)
Absorption
c)
Photosynthesis
d)
Vascular tissue
14.

This cell structure stores water and other materials for plant cells

a)

chloroplast

b)

nucleus

c)

large vacuole

d)

nucleus

15.

What is the difference between the xylem and phloem?

a)

They move different materials in the plant

b)

They are different shapes

c)

They are found in different areas of the vascular bundle

d)

All of these are correct

16.
The word Tropism mean_________
a)
growth in response to stimuli
b)
to create something new
c)
Chemical energy
d)
Taproot system
17.

Plants curling around a pole or mailbox is an example of:

a)

Phototropism

b)

Germination

c)

Turgor pressure

d)

Thigmotropism

18.

When plants grow in towards the light, this is called:

a)

Phototropism

b)

Geotropism

c)

Germination

d)

Thigmotropism

19.
If a plant experiences a gravitropism, then it will do what?
a)
Grow toward or away from light. 
b)
Grow away from light. 
c)
Grow toward light.
d)
Grow in response to gravity. 
20.
What type of tropism response to water? 
a)
Hydrotropism
b)
Gravitropism
c)
Thigmotropism
d)
Phototropism
21.

What hormone is responsible for plant tropisms?

a)
Abscisic acid
b)
Cytokinin
c)
Auxin
d)
Gibberellin
22.

What are hyphae?

a)
Long, flat structures found in plant cells
b)
Tiny hairs on the surface of leaves
c)
Branching, thread-like filaments that make up the mycelium of a fungus.
d)
Circular structures that store genetic information in bacteria
23.

Which best describes what a food chain shows you?

a)

Energy flow through an ecosystem

b)

Food flowing through an ecosystem

c)

Consumers going into other consumers

d)

Who eats who

24.

What is the role of a producer?

a)

Gain energy from eating other organisms

b)

Breaking down dead stuff

c)

Use sunlight to make food

d)

Keep other species from overpopulating

25.

An organism that needs to eat other organisms to obtain energy is known as a:

a)

Autotroph

b)

Producer

c)

Mutualist

d)

Consumer

26.

An energy pyramid represents what?

a)

How much energy a particular organism needs.

b)

How much sunlight is available for the ecosystem to use.

c)

How much energy is needed to build a pyramid.

d)

The amount of energy available to the next 'feeder' in a food web.

27.

What is the relationship between egret birds and cows?

a)
Egret birds are natural predators of cows.
b)
Cows provide shelter for egret birds.
c)
Egret birds follow cows to catch insects.
28.

How do remora fish benefit from staying close to sharks?

a)
By feeding on scraps of food left by the shark and gaining protection from predators.
b)
By attacking the shark for dominance
c)
By competing with the shark for food resources
d)
By using the shark as a source of transportation
29.

How do sharks benefit from remora fish?

a)
Remora fish benefit sharks by competing with them for food.
b)
Remora fish benefit sharks by acting as a food source for them.
c)
Remora fish benefit sharks by providing them with shelter.
d)
Remora fish benefit sharks by cleaning them and feeding on their leftovers.
30.

What is the relationship between plover birds and crocodiles?

a)
Plover birds feed on crocodile eggs
b)
Crocodiles use plover birds as bait for hunting
c)
Plover birds are a threat to crocodiles
d)
Symbiotic relationship - Plover birds clean crocodile's teeth and mouth, while crocodile provides protection for the birds.
31.

Commensalism is a relationship where........

a)
both organisms benefit equally
b)
one organism benefits while the other is harmed
c)
one organism benefits while the other is neither helped nor harmed
32.

Mutualism is a relationship where......

a)
both organisms involved benefit from each other
b)
only one organism benefits
c)
one organism benefits while the other is harmed
d)
both organisms harm each other
33.
In a parasitic relationship, one organism is ___________ and one organism is benefiting. 
a)
helped
b)
harmed
c)
not effected
d)
happy
34.

As the population of prey decreases, the population of the predator which eats it will...

a)

Increase

b)

Decrease

c)

Remain Constant

35.

Predator population lags behind prey population because......

a)

Increase in predators leads to decrease in prey

b)

Increase in predators leads to increase in prey

c)

Increase in predators leads to decrease in producers

d)

Increase in producers leads to increase in prey

36.

What is another name for producers?

a)

heterotrophs

b)

autotrophs

37.

What is another name for consumers?

a)

heterotrophs

b)

autotrophs

38.

A community of organisms and their abiotic environment.

a)

Environment

b)

Biosphere

c)

Ecosystem

d)

Community

39.

An ecosystem comprising the ENTIRE EARTH and the organisms that inhabit it.

a)

Biosphere

b)

Biome

c)

Abiotic

d)

Ecoregion

40.

A large region characterized by a specific type of climate and certain types of plant and animal communities.

a)

Biome

b)

Ecosystem

c)

Ecoregion

d)

Microhabitat

41.

Occurs slowly, requires pioneer species, nothing previously there or previous ecosystem completely wiped out from a major disaster

a)

Primary Succession

b)

Secondary Succession

42.

Faster, soils undisturbed, same (or similar) climax community

a)

Primary Succession

b)

Secondary Succession

43.

Select the example of Secondary Succession

a)

A forest grows back after a fire destroys old/weak vegetation, soils undisturbed (ashes actually add nutrients to the soil).

b)

A meteorite vaporizes an entire ocean, a desert forms in its place.

c)

An area is uncovered by a retreating glacier, allowing for a new ecosystem to form.

d)

A volcanic eruption covers an entire grassland in many feet of lava, which hardens into stone.

44.

The first organisms to settle a new area

a)

Pioneer Species

b)

Primary Consumer

c)

Secondary Consumer

d)

Tertiary Consumer

45.

Many different species living in the same area.

a)

Population

b)

Community

c)

Biome

d)

Biosphere

46.

Covers most of the Earth's surface

a)

Energy Pyramid

b)

Aquatic Biome

c)

Succession

d)

Climax Community

47.

Gradual replacement of populations in an area

a)

Energy Pyramid

b)

Aquatic Biome

c)

Succession

d)

Climax Community

48.

group of individuals of the same species that live in the same area

a)

individual

b)

population

c)

ecosystem

d)

biome

49.

A biological community of interacting organisms and their physical environment.

a)

climate

b)

ecosystem

c)

abiotic

d)

niche

50.

The pioneer species in primary succession is usually......

a)
ferns and shrubs
b)
pine trees
c)
cacti
d)
lichens and mosses
51.

The pioneer species in secondary succession is usually......

a)
grass
b)
ferns
c)
moss
d)

annual plants

52.

What does an ecological community consist of?

a)
Only one dominant species in a specific area.
b)
A single population of different species in a specific area.
c)
All the populations of the same species in a specific area.
d)
All the populations of different species that live and interact in a specific area.
53.

What does an ecological population consist of?

a)
All the individuals of different species in a specific area
b)
Only the dominant individuals of a species in a specific area
c)

All the individuals of a single species in a specific area.

d)
A single individual of a species in a specific area
54.

What organelle would NOT be found in the cells of the root of a plant?

a)
Chloroplast
b)
Golgi apparatus
c)
Endoplasmic reticulum
d)
Mitochondria

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