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Biology grade 9

Total questions: 79

Worksheet time: 1hrs 7mins

Name
Class
Date
1.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
2.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
3.
When a cell is placed in a hypertonic solution water
a)
moves from the inside of the cell to the solution
b)
moves from the solution to the inside of the cell
c)
moves equally in and out of the cell
d)
none of these
4.

Hypotonic solutions

a)

make cells shrink

b)

make cells swell

5.

Some celery sticks were placed in pure water. What type of solution are they in? What will happen to the celery sticks?

a)

hypotonic, the cells will swell

b)

hypertonic, the cells will shrink

6.

Some celery sticks were placed in salt water. What type of solution are they in? What will happen to the celery sticks?

a)

hypotonic, the cells will swell

b)

hypertonic, the cells will shrink

7.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
8.
This egg has shrunk, what type of solution was it placed in?
a)
hypotonic solution
b)
hypertonic solution
c)
isotonic solution
d)
active transport
9.
You put a cell into a solution, the cell grows. Is the solution hypotonic or hypertonic to the cell? 
a)
hypertonic
b)
hypotonic
c)
isotonic
d)
not enough information
10.
What type of solution allows water to enter the plant cell?
a)
hypotonic solution
b)
hypertonic solution
c)
isotonic solution
d)
active transport
11.
What type of solution is this cell in?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
diffused
12.
What type of solution is this cell in?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
diffused
13.
 If a cell containing 5% salt is placed into a glass of water with 20% salt, the water is _______ compared to the cell.
a)
hypertonic-
b)
hypotonic
c)
isotonic
14.

Find the volume of the skateboard ramp shown.

a)

80 cm³

b)

160 cm3

c)

42 cm3

d)

40 cm³

15.
a)

55 yd3

b)

121 yd3

c)

22 yd3

d)

330 yd3

16.

Find the surface area of the rectangular prism.

a)

680 cm2

b)

278 cm2

c)

556 cm2

d)

340 cm2

17.

Find the surface area of the rectangular prism.

a)

108 in²

b)

144 in²

c)

110 in²

d)

145 in²

18.

How many faces are on a cube?

a)

3

b)

4

c)

6

d)

5

19.

Find the surface area of this cube.

a)

84 cm2

b)

420 cm2

c)

343 cm2

d)

294 cm2

20.

What is surface area?

a)

The measure of the amount of space inside of a solid figure

b)

The sum of all the areas of the sides of an object

21.

What is volume?

a)

The measure of the amount of space inside of an object

b)

The sum of all the areas of the sides of an object

22.

What units do we use when calculating surface area?

a)

Units

b)

Square untis

c)

Cubic units

23.

What units do we use when calculating volume?

a)

Units

b)

Square units

c)

Cubic units

24.

What are the functions of the roots? (Select two answers)

a)

Absorbing Water and Minerals

b)

Attracting Insects

c)

Anchoring the Plant

d)

Performing Photosynthesis

e)

Making Nectar

25.

What is the cell on the right of this image?

a)

A xylem cell

b)

A guard cell

c)

A palisade cell

d)

A root hair cell

26.

Where does water enter the plant?

a)

The stem

b)

The roots

c)

The leaves

d)

The flower

27.

What adaptations do roots have that help them absorb water and minerals?

a)

They have a high surface area and lots of mitochondria

b)

They are covered in water attracting chemicals

c)

They have a low surface area with very few mitochondria

d)

They have no chloroplasts

28.

What does the Xylem transport?

a)

Water and Minerals

b)

Glucose

c)

Blood

d)

Chlorophyll

29.

What does the Phloem transport?

a)

Water and Minerals

b)

Glucose

c)

Blood

d)

Chlorophyll

30.

In a plant, water is transported from the roots to the...

a)

Flowers

b)

Seeds

c)

Leaves

d)

Phloem

31.

Select the correct term for the following definition:

"The water transport system in plants."

a)

Villi

b)

Bronchi

c)

Bolus

d)

Xylem

32.

Recall the main function of a xylem cell.

a)

To transport nutrients (mainly sucrose) to different parts of a plant.

b)

To make energy for the plant via photosynthesis.

c)

To transport carbon dioxide to the leaves for photosynthessis.

d)

To transport water to different parts of plant.

33.

Recall what is dissolved in the water in the xylem.

a)

Glucose

b)

Amino acids

c)

Mineral ions

d)

Starch

34.

Recall what the pathway of water from roots to leaves is called.

a)

Respiration

b)

Translocation

c)

Transpiration stream

d)

Evaporation

35.

Recall what substance is used to thicken and strengthen xylem walls in woody plants.

a)

Protein

b)

Mineral ions

c)

Lignin

d)

Glucose

36.

Select the correct term for the following definition:

"The nutrient transport system in plants."

a)

Enzyme

b)

Guard cells

c)

Phloem

d)

Proteins

37.

Select which of the following statements are true for phloem.

a)

Bi-directional movement (up and down stem).

b)

Elongated, tubular shape with thin walled sieve tubes.

c)

Transportation of feed and nutrients.

d)

Occupy the centre of the vascular bundle.

e)

Water and mineral transport from roots to aerial parts of the plant.

38.

Recall that the movement of food in the phloem is called.

a)

Translocation

b)

Transpiration stream

c)

Evaporation

d)

Respiration

39.
Xylem and Phloem are both __.
a)
Transpiration
b)
Absorption
c)
Photosynthesis
d)
Vascular tissue
40.

What are the functions of the roots? (Select two answers)

a)

Absorbing Water and Minerals

b)

Attracting Insects

c)

Anchoring the Plant

d)

Performing Photosynthesis

e)

Making Nectar

41.

What is water used for in the leaves of the plant?

a)

Drinking

b)

Respiration

c)

Photosynthesis

d)

Transport

42.

When photosynthesis takes place during the day, stomata will...

a)

open

b)

close

c)

static

d)

hot

43.
I am only found in a plant cell. What am I?
a)

cell membrane

b)
mitochondria
c)
cytoplasm
d)
chloroplast
44.

Where do plants get the energy for photosynthesis to take place?

a)

nutrients in the soil

b)

the sun

c)

chlorophyll

d)

bee pollination

45.

The openings that are found in the leaves of plants are called:

a)

Stomata

b)

Chlorophyll

c)

Xylem

d)

Chloroplast

46.

The process of photosynthesis takes place in the:

a)

Leaves of the Plant.

b)

Stem of the plant.

c)

Roots of the plant.

d)

All of the above.

47.

Photosynthesis uses sunlight to make sugar from water and _______________.

a)

carbon monoxide

b)

oxygen

c)

carbon dioxide

d)

sodium bicarbonate

48.

More water is lost from which part of the plant?

a)

upper surface of leaf

b)

flowers

c)

stem

d)

lower surface of leaf

49.

Mineral ions move from the soil into the roots by the process of ?

a)

osmosis

b)

diffusion

c)

active transport

d)

none of the above

50.

In spring season which part of the potato plant acts as a source?

a)

leaves

b)

roots

c)

stomata

d)

tubers

51.

rate of transpiration decreases when .....

a)

light intensity increases

b)

humidity increases

c)

wind speed increases

d)

temperature increases

52.

Xylem is ...............tissue and phloem is ...............tissue.

a)

dead, live

b)

live, dead

c)

live , live

d)

dead , dead

53.

How does water move from the soil into the root hair cell and reach the xylem vessels?

a)

diffusion

b)

osmosis

c)

active transport

d)

none of the above

54.

Movement of substances is one way in ..............and two way in the ...................

a)

xylem , phloem

b)

phloem, xylem

c)

stem, root

55.

water leaves the plant by ....

a)

the stomata

b)

the epidermis

c)

the palisade cells

d)

the spongy mesophyll

56.

Transpiration is

a)

the movement of water through a plant from the roots up the stem

b)

the loss of water from the leaves of a plant by the process of evaporation

c)

the flow of water into plant roots by osmosis from the soil

d)

the process of minerals and sugars moving through plant veins

57.

What do the guard cells do?

a)

Control active transport

b)

control nutrient moving into the cell

c)

Controls loss of water through the leaf

58.

The equation for photosynthesis is

a)

oxygen + water --> glucose + carbon dioxide

b)

oxygen + glucose --> carbon dioxide + water

c)

carbon dioxide + water --> glucose + oxygen

d)

carbon dioxide + glucose --> oxygen + water

59.

An increase in wind or temperature will ________________ transpiration

a)

increase

b)

decrease

c)

not affect

d)

stop

60.

The inorganic nutrient that is involved in the opening and closing of stomata

a)

Iron

b)

Phosphorus

c)

Potassium

d)

Nitrogen

61.

What is the name of the part of the root that allows water and minerals enter?

a)

root hairs

b)

epidermis

c)

phloem

d)

xylem

62.

This is the definition for which word: The movement of particles down a concentration gradient (from a high concentration to a low concentration)

a)

Osmosis

b)

Diffusion

c)

Active transport

d)

Transpiration

63.

Why is the evaporation of water from leaves important?

a)

It cools leaves and helps move water up the plant.

b)

It helps the plant to respire

c)

It makes the plant wilt

64.

Plant transports food made in the leaves to __________.

a)

roots

b)

flowers

c)

stem

d)

all of the above

65.

True or False

You need a sharp pencil for Biology drawings?

a)

True

b)

False

66.

True or False

You should make your drawing as large as possible?

a)

True

b)

False

67.

True or False?

You can use a pen (as long as it's a black ball point pen)

a)

True

b)

False

68.

True or False?

When labelling the diagram you should use arrow without arrow heads to show the points of interest

a)

True

b)

False

69.

True or False?

You should draw a clear, continuous outline for what you are drawing

a)

True

b)

False

70.

True or False?

You should not shade your diagram, but it is okay to 'stipple' (use small dots to make it look like it's shaded)

a)

True

b)

False

71.

True or False?

Sketching the lines is allowed

a)

True

b)

False

72.

True or False?

The lines from your labels only need to point at the general are of the feature

a)

True

b)

False

73.

True or False?

You should use CAPITALS to label your diagram

a)

True

b)

False

74.

True or False

You should make your drawing as large as possible?

a)

True

b)

False

75.

Identify and state the six mistakes made with this scientific drawing below

4 lines
76.

What is biology?

a)

The study of chemicals

b)

The study of living things

c)

The study of energy

d)

The study of space

77.

Which is part of the cell theory

a)

All living things are made of cells

b)

Cells are the basic unit of life

c)

Cells come from pre-existing cells

d)

All of the above

78.

Which of the following should you not do when completing a scientific drawing?

a)

Use pencil

b)

Add labels on horizontal lines

c)

Add shading for detail

d)

Include magnification

79.

True or false: when drawing plants you add colour.

a)

true

b)

false

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