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Worksheets

Plant Structure and Function

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

In which organelle does photosynthesis occur?

a)

Cell Wall

b)

Chlorophyll

c)

Chloroplast

d)

Cytoplasm

2.

#3 - layer of tall, columnar cells that contain many chloroplast for photosynthesis

a)

Epidermal cells

b)

Guard cells

c)

Pallisade mesophyll

d)

Spongy mesophyll

3.
Which structures open and close stomata to allow gas exchange but prevent water loss in leaves?
a)
Epidermis
b)
Vascular tissue
c)
Guard cells
d)
Spongy mesophyll
4.

The function of the roots is:

a)

Anchor the plant and absorb sucrose and minerals from the soil

b)

Absorb water only from the soil

c)

Absorb minerals and water from the soil and anchor the plant

d)

Absorb nutrients and water from the soil

5.

You can find the most amount of stomata at the...

a)

The top of a leaf

b)

The bottom on a leaf

6.

Where does photosynthesis happen in a plant cell?

a)

Chloroplast

b)

Vacuole

c)

Ribosome

d)

Cytoplasm

7.

What is G?

a)

Cuticle

b)

Epidermis

c)

Mesophyll

d)

Vein

e)

Stoma

8.

#8 - Cell tissue that makes up part of each vein that transports glucose and nutrients throughout the plant

a)

Epidermal cells

b)

Guard cells

c)

Phloem cells

d)

Xylem cells

9.

#6 - porous opening in the bottom of the leaf that allows for gaseous exchange

a)

Pallisade mesophyll

b)

Spongy mesophyll

c)

Stomata

d)

Vein

10.
What is a small opening in leaves that allows gases to pass in and out of a plant?
a)
cell plate
b)
petiole
c)
stomata
d)
trichome
11.

A stoma is

a)

an opening

b)

a clot

c)

a cell that captures light energy

d)

a water tube

12.

What's the main function of the leaf?

a)

Absorb Sunlight

b)

Make Food

c)

Attract Insects

d)

Move Water and Minerals

13.
Sugar and the products of photosynthesis move through the plant in 
a)
the phloem cells
b)
the xylem cells
c)
the root hair cells
d)
palisade mesophyll layer
14.

#4 - layer of irregular cells with space in between the cells

a)

Pallisade mesophyll

b)

Phloem

c)

Spongy mesophyll

d)

Xylem

15.

The blade of a willow tree is attached to the stem by a stalk called

a)

intercalary meristem

b)

stomata

c)

petiole

d)

herbaceous

16.
The important gases, carbon dioxide and oxygen, enter and leave the leaf through the
a)
upper epidermis
b)
phloem
c)
stomata
d)
guard cells
17.

#1 - outermost layer and not made of cells; helps regulate water loss.

a)

Epidermal cells

b)

Palisade cells

c)

Xylem cells

d)

Waxy cuticle

18.

What part is A?

a)

Cuticle

b)

Epidermis

c)

Mesophyll

d)

Vein

e)

Stoma

19.

It is a bright sunny day and it has not rained in 3 weeks. The stomata on plants will be:

a)

open

b)

closed

20.
Water & soluble nutrients move through the plant in 
a)
the phloem cells
b)
the xylem cells
c)
the root hair cells
d)
palisade mesophyll layer