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Plant Hormones and Immunology

Total questions: 58

Worksheet time: 29mins

Name
Class
Date
1.
Which plant hormone is a gas?
a)
auxin
b)
gibberellin
c)
ethylene
d)
cytokinin
2.
Which hormone promotes seed germination?
a)
abscisic acid
b)
ethylene
c)
gibberellin
d)
auxin
3.

Negative geotropism is exhibited in ____, because there is more auxin on _____ side of a shoot.

a)

shoots, shaded

b)

shoots, light

c)

roots, shaded

d)

roots, light

4.

Response to light in which plant stems bend toward a light source

a)

geotropism

b)

phototropism

c)

negative geotropism

d)

negative phototropism

5.

When the plant responds to gravtiy

a)

Phototropism

b)

Thigmotropism

c)

Geotropism

d)

Hydrotropism

6.
Hormone related to the growth of the plant in response to tropisms
a)
Auxin
b)
Cytokinins
c)
Ethene
d)
Absisic acid
7.
When the plant grows toward the stimuli
a)
Positive
b)
Negative
8.
Breaks seed dormancy and promotes growth (can make fruit bigger)
a)
Auxin
b)
Gibberellin
c)
Cytokinins
d)
Ethene
9.
Helps fruit ripen
a)
Auxin
b)
Gibberellin
c)
Cytokinins
d)
Ethene
10.
If a plant gets light from only one direction the shoots will.....
a)
grow straight up
b)
grow down
c)
grow toward the light source
d)
grow faster
11.

What hormone speeds up the rate at which a plant's cells grow?

a)

hormone

b)

auxin

c)

darknessium

d)

visuals

12.

This gas causes fruits to ripen

a)

carbon dioxide

b)

oxygen

c)

ethylene

d)

nitrogen

13.
What type of tropism is seen here?
a)
hydrotropism
b)
phototropism
c)
geotropism
d)
thigmotropism
14.

Where is auxin formed

a)

Tip of stem and root

b)

Leaves

c)

Embryo

d)

All

15.

What is function of cytokinin

a)

Cell division

b)

Stem formation

c)

Stops apical dominance

d)

Opens stomata

e)

All

16.

Which of the following are plant hormones

a)

Auxin

b)

Cytokinin

c)

Gibberellin

d)

Abcissic acid, ethylene

e)

All

17.

what type of tropism is occurring here?

a)

phototropism

b)

thigmotropism

c)

geotropism

d)

tropictropism

18.

What are functions of gibberellin

a)

Internode elongation

b)

Cell division

c)

Seed germination

d)

All

19.

What is function of abcissic acid

a)

Stops cell division

b)

Closes stomata

c)

Increases senescence

d)

All

20.

What is senescence

a)

Ageing

b)

Getting old

c)

Both

d)

None

21.
A plant hormone that prevents seeds from sprouting too soon
a)
Cytokinin
b)
Abscisic Acid
c)
Long-day plants
d)
Day-Neutral Plants
22.
Plants Stomata opens to gather 1)oxygen and water or 2)carbon dioxide and water
a)
One
b)
Two
23.

Poison Ivy growing on a tree by touch.

a)

Geotropism

b)

Phototropism

c)

Thigmotropism

d)

Hydrotropism

24.

Roots of a tree growing towards the water line of a house.

a)

Geotropism

b)

Phototropism

c)

Thigmotropism

d)

Hydrotropism

25.

Venus Flytrap flower reacts to a bug.

a)

Nastic Movement

b)

Negative Geotropism

c)

Thigmotropism

d)

Hydrotropism

26.
When the plant grows toward the stimuli
a)
Positive
b)
Negative
27.

Can a seed grow if it were in space?

a)

Yes

b)

No - there is no geotropic affect

c)

Yes - it will grow towards the sun (phototropism)

d)

No - there is no thigmatropic affect

28.
When the plant grows away from the stimuli
a)
Positive 
b)
Negative
29.
Hormone that can keep cut flowers fresh for longer
a)
Auxin
b)
Ethylene
c)
Absisic Acid
d)
Cytokinins
30.
A small injected dose of a pathogen that stimulates the production of antibodies is:
a)
histamine
b)
interferon
c)
pathogen
d)
vaccine
31.
An organism that enters a life form and causes disease or sickness is a/an:
a)
macrophage
b)
pathogen
c)
vaccine
d)
flu
32.
This refers to the type of immunity developed from exposure to a pathogen:
a)
active acquired immunity
b)
passive acquired immunity
c)
innate immunity
d)
attenuated immunity
33.
A type of cell that "digests" pathogens is known as a/an:
a)
helper T cell
b)
macrophage
c)
suppressor T cell
d)
plasma cell
34.
The organism that is infected by a pathogen/antigen is known as the:
a)
survivor
b)
infectee
c)
source
d)
host
35.
Innate and adaptive immunity are the same thing.
a)
TRUE
b)
FALSE
36.

What triggers the production of

antibodies

a)

an antigen

b)

an antibody

c)

phagocytes

37.

Which disorder is caused by bacteria?

a)

Common cold

b)

AIDS

c)

Strep throat

d)

Heart disease

38.

Vaccines are produced from killed or weakened

a)

phagocytes

b)

pathogens

c)

helper T cells

d)

B cells

39.

The body regards this as foreign:

a)

antibody

b)

antigen

c)

T-Cells

d)

Cytotoxic T-Cells

40.

The disease fighting protein produced by the body in response to a specific antigen:

a)

antigen

b)

neutrophil

c)

antibody

d)

monocyte

41.

Where are the body's blood cells produced?

a)

thymus

b)

Bone Marrow

c)

spleen

d)

GALT

42.
It provides a rapid, early response and is considered to be the first line of cellular immune defence
a)
Adaptative
b)
Skin
c)
Innate
d)
Memory
43.
Adaptative immune response has memory?
a)
Yes
b)
No
44.

What are the two arms of the immune system?

a)

Active and Passive

b)

Innate and Adaptive

c)

Anatomic and Physical

d)

Complement and Phagocytes

45.

What produce antibodies?

a)

Helper T cells

b)

Killer T-cells

c)

B Cells

d)

Phagocytes

46.

What is the first line of defense against pathogens?

a)

phagocytes

b)

Natural Killer Cells

c)

Skin and mucous membranes

d)

Inflammatory response

e)

Fever

47.
Both T cells and B cells are lymphocytes.
a)
True
b)
False
48.

Ringworm is an example of which type of infectious agent?

a)

Bacteria

b)

Virus

c)

Fungi

d)

Protozoa

49.

Which of the following statements best reflects the role of the nonspecific immune system?

a)

it is designed to finish the job that the specific immune system started

b)

it is designed as a first line of defense against microorganisms

c)

it is designed to deal with microorganisms that the specific immune system can't deal with

d)

it is designed to deal only with microbes that are not a threat to the body

50.

which line of defense: SKIN

a)

1st

b)

2nd

c)

3rd

d)

Not a line of defense

51.

which line of defense: RED BLOOD CELLS

a)

1st

b)

2nd

c)

3rd

d)

Not a line of defense

52.
The body’s nonspecific defenses against invading pathogens include
a)
antibiotics.
b)
mucus, sweat and tears.
c)
antibodies.
d)
Killer T cells.
53.
It is when a cell engulfs a solid particle to form an internal compartment
a)
Cytokine release
b)
Inflammatory reaction
c)
Phagocytosis
d)
Apoptosis
54.

antibodies

a)

start a series of chemical reactions to kill pathogens

b)

produce antigens

c)

alert phagocytes

d)

produce lymphocytes

55.

Cells that identify pathogens and distinguish one from another are called

a)

T cells

b)

B Cells

c)

antibodies

d)

phagocyte

56.

It is a white blood cell that engulfs and destroys pathogens

by breaking them down.

a)

b cell

b)

phagocyte

c)

T cell

d)

antigen

57.
Which pathogen can be prevented with vaccines
a)
Virus
b)
Bacteria
c)
Fungi
d)
All of them
58.
Athlete's foot is an example of this pathogen
a)
Bacteria
b)
Virus
c)
Fungus
d)
Protozoan

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