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Leaves

Total questions: 85

Worksheet time: 46mins

Name
Class
Date
1.

What 3 basic parts do ALL cells share?

a)

cell wall, cytoplasm, and nucleus

b)

cell membrane, chloroplasts, and nucleus

c)

nucleus, cell membrane and cytoplasm

d)

cell wall, cell membrane, and cytoplasm

2.

Plant vacuoles provide storage for nutrients and water.

a)

True

b)

False

3.

Plants have two systems, the ___ and the ___.

a)

vascular and the meristematic

b)

shoot and root

c)

leaf and stem

4.

The (a)   system consists of all parts below ground.

5.

What are the organs of the shoot system? Check all that apply.

a)

stems

b)

flowers

c)

fruits

d)

leaves

e)

roots

6.

Which of the following is not true of cell walls?

a)

cell walls support the plant

b)

cell walls are inside the cell membrane

c)

cell walls contain cellulose

d)

cell walls of woody plants may contain lignin

7.

Which of the following are true?

a)

a tissue is made of a group of cells working together to perform a function

b)

organs are made of organ systems

c)

a group of tissues working together creates an organ

d)

a tissue is made of a group of organs

8.

Photosynthesis is an energy conversion that takes place inside the

a)

chloroplast

b)

mitochondria

9.

What do you call the single cell layer of tissue that covers and protects leaves?

a)

mesophyll

b)

phloem

c)

epidermis

d)

parenchyma

10.

The flow of gases into and out of a leaf is controlled by the

a)

cuticle

b)

stomata

c)

epidermis

d)

mesophyll

11.

What do you call the waxy layer produced by the epidermis?

(a)  

12.

Stomata are concentrated on the top of the leaf which faces the sun.

a)

True

b)

False

13.

What is the function of guard cells? Check all that apply.

a)

to open and close the stomata

b)

control the flow of sap through the leaf

c)

control the flow of gases into and out of a leaf

d)

to store food

14.

The tissue in the middle of the leaf is called (a)   ?

15.

Which layer of the leaf performs the most photosynthesis

a)

epidermis

b)

spongy mesophyll

c)

palisades mesophyll

d)

vascular bundles

16.

What is the name of the green pigment that plays a key role in photosynthesis?

(a)  

17.

What do you call that flat green part of the leaf?

(a)  

18.

What do you call the large vein that runs down the middle of a leaf?

(a)  

19.

A(n) ___ leaf has one blade per petiole

a)

simple leaf

b)

alternate

c)

compound leaf

d)

opposite

20.

A (n) ___ leaf has two or more blades per petiole

a)

simple leaf

b)

alternate

c)

compound leaf

d)

opposite

21.

A petiole is

a)

a woody branch

b)

a herbaceous stem

c)

a flower petal

d)

a structure that attaches the blade to the stem

22.

Which type of leaf arrangement does this plant have?

a)

whorled

b)

opposite

c)

alternate

d)

rosette

23.

Which type of leaf arrangement does this plant have?

a)

whorled

b)

opposite

c)

alternate

d)

rosette

24.

Which type of leaf arrangement does this plant have?

a)

whorled

b)

opposite

c)

alternate

d)

rosette

25.

Which type of leaf arrangement does this plant have?

a)

whorled

b)

opposite

c)

alternate

d)

rosette

26.

Which venation pattern does this leaf show?

a)

pinnate

b)

parallel

c)

palmate

27.

Which venation pattern does this leaf show?

a)

pinnate

b)

parallel

c)

palmate

28.

Which venation pattern do these leaves show?

a)

pinnate

b)

parallel

c)

palmate

29.

What type of leaf is this?

a)

simple

b)

compound

30.

What type of leaf is this?

a)

simple

b)

compound

31.

What is transpiration?

a)

the intake of water through the roots

b)

the loss of water vapor through the leaves

c)

water pressure inside a cell

d)

movement of water through a plant

32.

Turgor pressure is water pressure inside a plant cell.

a)

True

b)

False

33.

When plant cells lose turgor pressure the plant may

(a)  

34.

When a plant loses water through transpiration faster than it can take it in through the roots, it will

(a)  

35.

Plants lose water vapor through openings called

(a)  

36.

The stomata are controlled by 2 bean shaped cells called (2 words)

(a)  

37.

Guard cells open and close the stomata by means of (2 words)

(a)  

38.

Trees that lose their leaves in the fall are described as

a)

indeciduous

b)

nevergreen

c)

deciduous

d)

assiduous

39.

What is the trigger that causes leaves to start to change color and fall off the trees?

a)

changes in temperature

b)

an increase in chlorophyll production

c)

changes in length of day and night

40.

Formation of the abscission layer

a)

causes the leaf to fall off the tree.

b)

blocks the vascular tissue's connection to the branch.

c)

causes the leaf to change color.

d)

causes sugars to accumulate in the leaf.

41.

Which of the following is true ?

a)

leaves continue making chlorophyll in the fall

b)

leaves stop making chlorophyll in the fall

c)

the beautiful colors we see are the result of changes in temperature

d)

the beautiful colors we see were there all along

42.

In the autumn, leaves fall off the tree

a)

because other pigments are revealed.

b)

because of the change in temperature.

c)

because the abscission layer forms.

d)

because the tree stops making chlorophyll.

43.

Which of the following is true?

a)

red maple leaves get their color from the pigment carotene

b)

anthocyanin produces the orange of carrots

c)

the pigment xanthophyll causes leaves to appear yellow

44.

The products of cellular respiration

a)

CO2

b)

CO2, H2O

c)

CO2, H2O, glucose

d)

CO2, H2O, ATP

45.

Occurs in plants

a)

photosynthesis only

b)

cellular respiration only

c)

photosynthesis and cellular respiration

d)

all of the above

46.

Occurs in animals

a)

photosynthesis only

b)

cellular respiration only

c)

cellular respiration and photosynthesis

d)

all of the above

47.

The products of photosynthesis

a)

CO2, H2O, sunlight

b)

CO2, H2O, ATP

c)

O2, Glucose

d)

CO2, Glucose

48.

Location for aerobic cellular respiration

a)

mitochondria

b)

chloroplasts

c)

cytoplasm

d)

vesicle

49.

Location for photosynthesis

a)

mitochondria

b)

chloroplasts

c)

cytoplasm

d)

vesicle

50.

The starting materials of photosynthesis

a)

CO2

b)

CO2, H2O

c)

CO2, H2O, Sunlight

d)

none of the above

51.

The starting materials of cellular respiration

a)

CO2, H2O, sunlight

b)

O2, glucose

c)

CO2, glucose

d)

H2O, sunlight

52.

Photosynthesis is a process

a)

used by heterotrophs to release energy

b)

used by autotrophs to produce food

c)

that converts the radiant energy of the sun into the stored energy of glucose

d)

that converts the stored energy of glucose into ATP

53.

Photosynthesis takes place

a)

in chloroplasts

b)

the epidermis

c)

the mitochondria

d)

the mesophyll of the leaf

54.

Aerobic cellular respiration

a)

breaks down glucose to release ATP

b)

takes place in the cytoplasm

c)

takes place in the mitochondria

d)

requires oxygen

55.

Photosynthesis and cellular respiration

a)

are opposite reactions

b)

are both performed in plant cells

c)

are both energy conversions

d)

are both performed in heterotrophs

e)

are both performed in autotrophs

56.

The process by which cells use oxygen to break down an energy source and produce ATP?

a)

photosynthesis

b)

transpiration

c)

cellular respiration

d)

germination

57.

By which process do plants make their own food from sunlight, carbon dioxide and water?

a)

cellular respiration

b)

transpiration

c)

chlorophyll

d)

photosynthesis

58.

Thin layer of cells that covers and protects plant parts such as leaves, stems and roots

a)

parenchyma

b)

phloem

c)

epidermal tissue

d)

support and strengthening tissue

59.

Plant tissue that protects and waterproofs woody stems

a)

support and strengthening tissue

b)

cork

c)

vascular cambium

d)

xylem

60.

Plant tissue that makes and stores food

a)

vascular cambium

b)

apical meristem

c)

cork

d)

parenchyma

61.

Parenchyma tissue is found in the leaves, stems, roots, and fruit of plants.

a)

True

b)

False

62.

Fibers that provide support for leaves, stems, and roots

a)

support and strengthening tissue

b)

apical meristems

c)

xylem

d)

cork

63.

Vascular tissue that carries water and minerals from the roots upward to the rest of the plant

a)

xylem

b)

phloem

c)

vascular cambium

64.

Vascular tissue that transports sap from the leaves to the rest of the plant.

a)

xylem

b)

phloem

c)

vascular cambium

65.

Found at the root and stem tips this tissue causes plants to grow in length.

a)

epidermal tissue

b)

apical meristems

c)

parenchyma

66.

Makes new xylem and phloem

a)

vascular cambium

b)

cork cambium

c)

apical meristems

67.

Makes new cork tissue.

a)

vascular cambium

b)

cork

c)

cork cambium

68.

Tissue that forms the body, or structure of a plant.

a)

meristematic tissue

b)

structural tissue

c)

vascular tissue

69.

Conducts materials throughout the plant

a)

meristematic tissue

b)

structural tissue

c)

vascular tissue

70.

Produces new tissues of all kinds for growth and repair

a)

meristematic tissue

b)

structural tissue

c)

vascular tissue

71.

Select all that are true:

Structural tissue...

a)

provides support

b)

transports substances

c)

makes and stores food

d)

covers and protects

72.

Which type of tissue protects and waterproofs plants? Check all that apply.

a)

meristematic

b)

cork

c)

epidermal

d)

vascular tissue

73.

Which of the following are the 3 broad categories of plant tissues discussed in Chapter 2?

a)

Mesophyll

b)

Vascular

c)

Structural

d)

Parenchyma

e)

Meristematic

74.

Xylem is a type of vascular tissue that carries sap from the leaves to the rest of the plant,

a)

True

b)

False

75.

Phloem carries sugar produced in the leaves to the rest of the plant.

a)

True

b)

False

76.

Which structural tissue makes and/or stores food?

a)

cork

b)

epidermal

c)

support and strengthening

d)

parenchyma

77.

Structural tissue(s) whose function is to cover and protect. Select all that are correct.

a)

support and strengthening

b)

epidermal

c)

parenchyma

d)

cork

78.

Tissue responsible for growth in length

a)

Apical meristems

b)

cambiums

c)

parenchyma

79.

Tissue responsible for growth in width

a)

parenchyma

b)

apical meristems

c)

cambiums

80.

In woody stems, epidermal tissue is replaced by ___ as the plant matures.

a)

parenchyma

b)

xylem

c)

phloem

d)

cork

81.

Which type of vascular tissue carries sap upward from the roots

(a)  

82.

Given their function, you would expect taproots like carrots and turnips to have large amounts of which tissue?

a)

epidermal

b)

cork

c)

parenchyma

d)

mesophyll

83.

Structural tissue(s) whose function is to cover and protect. Select all that are correct.

a)

support and strengthening

b)

epidermal

c)

parenchyma

d)

cork

84.

Tissue responsible for growth in length

a)

Apical meristems

b)

cambiums

c)

parenchyma

85.

Tissue responsible for growth in width

a)

parenchyma

b)

apical meristems

c)

cambiums

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