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Unit 2 - Topics 4-5

Total questions: 30

Worksheet time: 11mins

Name
Class
Date
1.

A impermeable boundary allows only certain materials to cross it

a)

True

b)

False

2.

The movement of particles from an area of low concentration to an area of high concentration is called exclusion

a)

True

b)

False

3.

"Osmosis" is a term used to describe the diffusion of water through a selectively permeable membrane

a)

True

b)

False

4.

Replacement of cells occurs through mitosis

a)

true

b)

false

5.

Root hairs allow water to enter the root of a plant by diffusion.

a)

True

b)

False

6.

The loss of water from a plant through evaporation is called the transpiration.

a)

True

b)

False

7.

Unicellular organisms obtain all necessary materials through their cell walls

a)

True

b)

False

8.

Each organ is made up of one type of tissue

a)

True

b)

False

9.

The large surface area of red blood cells allows the cells to pick up large amounts of oxygen

a)

True

b)

False

10.

When cells take on specific roles, we say they specialize

a)

True

b)

False

11.

The longest lived cells in the human body are skin cell

a)

True

b)

False

12.

Groups of different tissues form organ systems

a)

True

b)

False

13.

Plants consist of many different types of tissue, each responsible for a certain function. Which tissue is responsible for protecting the outside of the plant?

a)

Xylem tissue

b)

phloem tissue

c)

Vascular tissue

d)

Epidermal tissue

14.

Identify the plant structure that performs the function similar to that of the lungs in animals

a)

Epidermal tissue

b)

Guard cell

c)

Stoma

d)

Xylem cell

15.

The stomata of plants do not act independently. Which cells directly caused the stomata to open and close?

a)

Guard cells

b)

Palisade cells

c)

Chloroplasts

d)

Route cells

16.

Which of the following best describes a strainer?

a)

Selectively permeable

b)

Permeable

c)

Impermeable

d)

None of the above

17.

Which term best describes the movement of water from an area of high concentration to an area of low concentration?

a)

flow

b)

mitosis

c)

osmosis

d)

diffusion

18.

Which of the following is not a product of respiration?

a)

Energy

b)

Carbohydrates

c)

Water

d)

Carbon dioxide

19.

Which of the following predictions would NOT be true if you put food colouring into a glass of water?

a)

Diffusion will occur

b)

Food colouring will disperse

c)

diffusion will occur if the solution is stirred

d)

The warmer the water, the more quickly distribution occurs

20.

Which of the following is not useful when you are measuring the effects of osmosis?

a)

Original mass of potato

b)

Colour of potato

c)

Change in mass of potato

d)

Final mass of potato

21.

What kind of tissue are the xylem and phloem?

a)

Palisade cells

b)

Epidermal

c)

Waxy layer

d)

Vascular

22.

A researcher wants to tap a birch tree for its sap. She will bore a small hole through the barge and push a small tube into the tree. In the spring, large amounts of sap will be flowing through one of the following parts of the tree. Which one?

a)

Epidermal cells

b)

xylem tissue

c)

Palisade cells

d)

phloem tissue

23.

Where does most photosynthesis occur?

a)

Palisade cell layer

b)

Epidermis

c)

Waxy layer

d)

Vascular bundle

24.

The cells in your body are specialized to perform particular tasks. What is the specialization of your muscle cells?

a)

They are built to protect the body as it moves

b)

They are shaped to take in nutrients needed for the proper functioning of particular body parts

c)

They are shaped to move particular body parts

d)

Built in a sturdy manner to allow for easy movement

25.

All cells in an organism grow from a single cell that has repeatedly divided. However, all the cells in an organism are not the same. Why is this?

a)

Cells are like identical twins. They remain exactly the same with each division.

b)

As the cells divide, they become smaller and smaller.

c)

One new characteristic is added with each cell division.

d)

Different cells are required to perform different jobs.

26.

An amoeba, a unicellular organism, can be compared to a pine tree, multicellular organism. What is the main difference between the two types of organisms?

a)

Their ability to reproduce

b)

They're ability to respond to their environment

c)

The size to which the organisms can grow

d)

Functions carried out by the cell(s)

27.

A human being is able to function as a result of messages being sent between the brain and other body parts. What kind of tissue performs this task?

a)

Nerve

b)

Connective

c)

Epithelial

d)

Bedroom

28.

Which tissue in plants is responsible for transporting glucose from leads to other parts of the plant?

a)

Epidermal tissue

b)

xylem tissue

c)

phloem tissue

d)

Epithelial tissue

29.

The human body is made up of a variety of organs. Which of the following statements does not accurately describe organs?

a)

Organs are structures in the body that perform a particular function

b)

An organ is a group of several tissues working together

c)

The ear, the eye, and mouth are all examples of organs

d)

An organ is a group of similar cells working together

30.

Which of the following cells would you expect to have the shortest lifespan?

a)

Skin on a hand

b)

Muscle in an arm

c)

Blood in the heart

d)

Nerve in a toe