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Leaf External Parts & Shapes

Total questions: 65

Worksheet time: 33mins

Name
Class
Date
1.
The edge of the leaf blade is called ______. `
a)
midrib
b)
margin
c)
petiole
d)
leaf base
2.
The central vein is also called _____.
a)
midbrib
b)
margin
c)
apex
d)
base
3.
The arrangement of leaves according to arrangement of leaves phyllotaxis wherein only one leaf is attached to each node
a)
spiral or alternate
b)
opposite
c)
whorled
4.
The arrangement of leaves according to arrangement of leaves phyllotaxis wherein two leaves are attached to a node
a)
spiral or alternate
b)
opposite
c)
whorled
5.
The arrangement of leaves according to arrangement of leaves phyllotaxis wherein three or more leaves are attached to a node
a)
spiral or alternate
b)
opposite
c)
whorled
6.
The arrangement of leaves according to the number of leaves attached to a petiole wherein a single blade is attached to a petiole.
a)
pinnately compound
b)
bipinnately compound or doubly compound
c)
simple
d)
palmately compound
7.
The arrangement of leaves according to the number of leaves attached to a petiole wherein leaflets are attached along a central stalk
a)
simple
b)
pinnately compound
c)
palmately compound
d)
doubly compound
8.
Leaflets are further subdivided into smaller leaflets such as malunggay or acacia.
a)
simple
b)
pinnately compound
c)
palmately compound
d)
doubly compound
9.
a)
parallel venation
b)
palmately netted venation
c)
pinnately netted venation
10.
a)
parallel venation
b)
palmately netted venation
c)
pinnately netted venation
11.
a)
entire leaf margin
b)
dentate leaf margin
c)
serrulate leaf margin
d)
incised leaf margin
12.
a)
serrate leaf margin
b)
serrulate leaf margin
c)
sinuate leaf margin
d)
undulate leaf margin
13.
a)
lobed leaf margin
b)
undulate leaf margin
c)
crenate leaf margin
d)
serrulate leaf margin
14.
a)
serrulate leaf margin
b)
sinuate leaf margin
c)
serrate leaf margin
d)
doubly-serrate leaf margin
15.
a)
crenate leaf margin
b)
dentate leaf margin
c)
entire leaf margin
d)
incised leaf margin
16.

What kind of edges does this leaf have?

a)

jagged edge

b)

smooth edge

c)

lobed edge

17.

What kind of edges does this leaf have?

a)

jagged edge

b)

smooth edge

c)

lobed edge

18.

What kind of edges does this leaf have?

a)

jagged edge

b)

smooth edge

c)

lobed edge

19.

What kind of edges does this leaf have?

a)

jagged edge

b)

smooth edge

c)

lobed edge

20.

What is the shape of this leaf?

a)

round shape

b)

oval shape

c)

heart shape

21.

What is the shape of this leaf?

a)

round shape

b)

oval shape

c)

heart shape

22.

What is the shape of this leaf?

a)

round shape

b)

oval shape

c)

heart shape

23.
What shape of leaf is this?
a)
Orbicular
b)
Cordate
c)
Oval
d)
Linear
24.
What shape of leaf is this?
a)
Orbicular
b)
Linear
c)
Lobed
d)
Needle
25.
What shape of leaf is this?
a)
Ovate
b)
Oval
c)
Deltoid
d)
Linear
26.
What shape of leaf is this?
a)
Oblong
b)
Orbicular
c)
Lobed
d)
Deltoid
27.
What shape of leaf is this?
a)
Oval
b)
Ovate
c)
Lobed
d)
Deltoid
28.
What shape of leaf is this?
a)
Ovate
b)
Linear
c)
Orbicular
d)
Deltoid
29.
What shape of leaf is this?
a)
Ovate
b)
Lobed
c)
Orbicular
d)
Needle
30.
What shape of leaf is this?
a)
Ovate
b)
Lobed
c)
Deltoid
d)
Cordate
31.
What type of margin does this leaf have?
a)
Smooth
b)
Fine-toothed
c)
Coarse-toothed
d)
Scalloped
32.
What type of margin does this leaf have?
a)
Smooth
b)
Fine-toothed
c)
Coarse-toothed
d)
Scalloped
33.
What type of margin does this leaf have?
a)
Smooth
b)
Fine-toothed
c)
Coarse-toothed
d)
Scalloped
34.
What type of margin does this leaf have?
a)
Smooth
b)
Fine-toothed
c)
Coarse-toothed
d)
Scalloped
35.
What type of leaf arrangement is this? 
a)
Simple
b)
Compound
c)
Double Compound
36.
What type of leaf arrangement is this? 
a)
Simple
b)
Compound
c)
Double Compound
37.
What type of leaf arrangement is this? 
a)
Simple
b)
Compound
c)
Double Compound
38.
a)
Lanceolate 
b)
Needle
c)
Cordate 
d)
Round
39.
a)
Round
b)
Cordate
c)
Ovate
d)
Lanceolate
40.
a)
Wedge
b)
Needle
c)
Cordate
d)
Ovate
41.
a)
Thorn
b)
Needle
c)
Lanceolate
d)
Spatulate 
42.
Margin
a)
Entire
b)
Crenate
c)
Incised
d)
Serrate 
43.
Margin
a)
Entire
b)
Crenate 
c)
Undulate
d)
Incised 
44.
Margin
a)
Incised
b)
Serrate
c)
Undulate 
d)
Crenate 
45.
Margin
a)
Entire
b)
Serrate
c)
Undulate 
d)
Incised
46.
Margin
a)
Serrate
b)
Incised
c)
Crenate
d)
Entire 
47.

The primary photosynthetic organ of the plant is the

a)

petiole.

b)

bundle sheath cell.

c)

leaf.

d)

epidermal cell.

48.

Which leaf has many lobes?

a)
b)
c)
d)
49.

Which leaf has pointed lobes?

a)
b)
c)
d)
50.

True or False: White oak leaves have rounded lobes

a)

False

b)

True

51.

Which is a sycamore leaf?

a)
b)
c)
d)
52.

Which is an Arbor Vitae?

a)
b)
c)
d)
53.

Which is a Ginkgo?

a)
b)
c)
d)
54.

Which has blunt tips and an even base?

a)
b)
55.

Which leaf has straight veins and a lop-sided base?

a)
b)
c)
56.

Which leaf is lop-sided with a seed parachute?

a)
b)
c)
57.

Which is a Willow?

a)
b)
c)
d)
58.

Which tree is a Juniper?

a)
b)
c)
d)
59.

What leaf arrangement is shown here?

a)

alternate

b)

opposite

c)

whorled

d)

none of these

60.

Identify this leaf venation.

a)

parallel

b)

pinnate

c)

palmate

d)

none of these

61.

Idenifty this leaf venation.

a)

parallel

b)

palmate

c)

pinnate

d)

none of these

62.

Identify this leaf arrangement.

a)

alternate

b)

opposite

c)

whorled

d)

none of the above

63.

What leaf arrangement is shown here?

a)

alternate

b)

opposite

c)

whorled

d)

none of these

64.

Identify the leaf shape.

a)

linear

b)

oval

c)

lanceolate

d)

elliptic

65.

What leaf shape is shown?

a)

linear

b)

lanceolate

c)

spatulate

d)

ovate

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