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Plants

Total questions: 53

Worksheet time: 2hrs 46mins

Name
Class
Date
1.

Which of the following words mean: the state in which a plant is alive but not growing

a)

Dormancy

b)

Hormones

c)

Tropism

d)

Phototropism

2.

Which of the following is the word that means: multicellular eukaryotic mostly photosynthetic organisms typically lacking locomotive movement

a)

tropism

b)

plant

c)

hormones

d)

fungi

3.

Which of the following are the 3 major characteristics of plants?

a)

Tropism

b)

Eukaryotic

c)

Cell walls

d)

Multicellular

4.

Which of the following does a seed not contain?

a)

Plant embryo

b)

Ovule

c)

Food supply

d)

Protective coating

5.

If the xylem were rendered useless in a young juniper tree, it would interfere with the tree's ability to do what?

a)

Conduct hormonal signalling

b)

Store sugars

c)

Bring nutrients down from the leaves

d)

Bring water up to the leaves

6.

What is the main function of the stem?

a)

Transport substances

b)

Photosynthesis

c)

Absorb nutrients

d)

Store sugars

7.

What is the major difference in monocot and dicot stem structure? (select 2)

a)

Monocot has scattered vascular bundles

b)

Dicot has scattered vascular bunbles

c)

Monocot has vascular bundles in a ring

d)

Dicot has vascular bundles in a ring

8.

Where does most of the photosynthesis occur in the leaf?

a)

Mesophyll layer

b)

Spongy layer

c)

Epidermis

d)

Stomata

9.

What would cause the stomata to close?

a)

Too much water

b)

Lack of water

10.

Through which plant cells does water move?

a)

Xylem

b)

Phloem

c)

Mesophyll

d)

Cotyledon

11.

Which fruit eating animal would most likely ensure the widest dispersal of seeds?

a)

Otter

b)

Bird

c)

Bear

d)

Dog

12.

What might a seed dispersed far away from the parent plant face less of?

a)

Sunlight

b)

Competition

c)

Photosynthesis

d)

Predators

13.

When a plant reproduces vegetatively, what will the offspring look like?

a)

Very different from the adult plant

b)

Genetically diverse

c)

Same as the parent plant

d)

That is not possible

14.

Plant hormones are growth regulators and chemical messengers.

a)

True

b)

False

15.

Which is NOT a function of Auxin?

a)

promoting apical dominance

b)

promoting cell elongation

c)

photoperiodism

d)

thigmotropism

16.

Which of the following does NOT regulate growth patterns in ivy and pole beans?

a)

Gravitropism

b)

Phototropism

c)

Thigmotropism

d)

Geotropism

17.

What is the closing of a Venus Flytrap called?

a)

Slow response

b)

Quick response

c)

Rapid response

d)

Trigger response

18.

A cactus with spines for leaves have a leaf adaptations that reduces what?

a)

Stomata closing

b)

Water loss

c)

Growth

d)

Sun exposure

19.

How is a cactus adapted to soak up rare rainfall quickly?

a)

It has an extensive deep root system

b)

It has a simple deep root system

c)

It has a simple shallow root system

d)

It has an extensive shallow root system

20.

Cypress trees have "knees" that function to?

a)

bring minerals to the roots

b)

maximize photosynthesis

c)

bring oxygen to the roots

d)

add to their root system

21.

How does a carnivorous plant obtain nitrogen?

a)

trapping and digesting insects

b)

having an extensive root system

c)

by adapting their xylem

d)

producing seeds that get carried far away

22.

Plants that get their water and nutrients directly from a host plant.

a)

Dicots

b)

Parasite

c)

Monocots

d)

Cotyledon

23.

How do epiphytes differ from parasites?

a)

Parasites are only in the kingdom animalia

b)

Parasites are fungus

c)

Epiphytes produce their own food

d)

Epiphytes do not live on other plants

24.

Tobacco plants produce chemicals. Which of the following is NOT why.

a)

Natural insecticide

b)

protects from insects

c)

affects the human nervous system

d)

attracts pollinators to the plant

25.

What process causes water to move up the plant?

a)

Xylem

b)

Phloem

c)

Capillary action

d)

Vacuum

26.

True or False: Plants evolved seeds before vascular tissue.

a)

True

b)

False

27.

True or False: A maple is a dicot

a)

True

b)

False

28.

An iris have 3 petals, parallel veins and scattered vascular tissue. Monocot or Dicot?

a)

Monocot

b)

Dicto

29.

Which stomata is open? Which is closed?

a)

L: closed R: open

b)

L: open R: closed

c)

This is not a stomata

30.

What surrounds the stomata?

a)

Epidermis

b)

Guard Cells

c)

Spongy layer

d)

Cuticle

31.

What is between the spongy layer cells?

a)

Palisade layer

b)

Vascular tissue

c)

Air spaces

d)

Guard cells

32.

Why are stomata and air spaces in the leaf important?

a)

Gas exchange

b)

Circulation

c)

Water level control

d)

Prevent water loss

33.

True or False: Xylem take the minerals and water up from the roots to the rest of the plant.

a)

True

b)

False

34.

What process helps move water to the top of the plant?

a)

transpiration

b)

xylem

c)

vacuum

35.

Which TWO systems below are involved in the transport of water and minerals in plants?

a)

transport through vascular tissue (phloem)

b)

transport through vascular tissue (xylem)

c)

absorption through the roots

d)

photosynthesis

36.

True or False: Self fertilization goes like this pollen>stigma>pollen tube in style forms>reaches the ovary> ovules are fertilized.

a)

True

b)

False

37.

True or False: plants systems work together by the roots absorbing water, xylem moves it up the stem, food produced in leaves is moved by the phloem.

a)

True

b)

False

38.

What plant system would repair a wound in tree bark? (Throwback!)

a)

Cell reproduction (mitosis)

b)

Cell reproduction (meiosis)

c)

Cotyledon repair

d)

Epiphytic system

39.

Why is vascular tissue important? Select all that apply.

a)

allows water to dissolve nutrients to move throughout plant

b)

allows nutrients and water to move by osmosis alone

c)

plants with vascular tissue can be large in size

d)

plants with vascular tissue are more advanced than other plants

40.

Stomata would be closed under which of the following conditions? Select all that apply.

a)

Low rainfall

b)

high temperatures

c)

intense light

d)

shorter days

41.

True or False: Lack of water causes guard cells to open the stomata.

a)

True

b)

False

42.
Xylem cells transport _______, Phloem cells transport ______.
a)
Glucose, Water
b)
Glucose, Minerals
c)
Oxygen, Water
d)
Water, Glucose
43.
Identify the marked structure above.
a)
Spongy Mesophyll
b)
Palisade Mesophyll
c)
Upper Epidermis
d)
Guard Cell
44.

Identify the marked structure above.

a)

Guard Cell

b)

Stroma

c)

Upper Epidermis

d)

Vascular Bundle

45.
Identify the marked structure above.
a)
Spongy Mesophyll
b)
Lower Epidermis
c)
Stoma
d)
Cuticle
46.

This is the top part of the pistil (9) of a flower which receives the pollen grains; germination happens here. (1)

a)

petal

b)

sepal

c)

filament

d)

stigma

47.

This is the male part of the flower; it makes pollen. (10)

a)

filament

b)

ovary

c)

sepal

d)

stamen

48.

This is the oval shaped part of a flower that contains pollen and is usually on the filament. (8)

a)

anther

b)

sepal

c)

stamen

d)

stigma

49.

These are found at the bottom of the pistil of a flower; they are tiny egg cells that will become seeds. (4)

a)

ovaries

b)

ovules

c)

anthers

d)

sepals

50.

This is the stalk that holds the anther. (7)

a)

stamen

b)

stigma

c)

filament

d)

pistil

51.
These help the plant to reproduce.
a)
flowers
b)
stems
c)
leaves
d)
roots
52.
These absorb the sun's energy to make food.
a)
flowers
b)
roots
c)
leaves
d)
stems
53.

This is the female part of the flower; the top is sticky to catch pollen. (9)

a)

ovary

b)

pistil

c)

stamen

d)

anther