Topic 4 Test Practice (pg. 90-91)

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QUESTION 1:

Give the correct biological term for each of the following descriptions.

1.1 The plant tissue at the tip of the stem and root that divides by mitosis to produce new plant tissues. *

1.2 The fibres in some types of connective tissue that prevent the tissue from stretching too much, and so help to keep the shape of the tissue. *

1.3 The end walls of sieve tubes that allow food to pass from sieve tube to sieve tube. *

1.4 The thick-walled non-living cells that support plant tissue and do not carry water. *

1.5 The connective tissue that stores fat. *

1.6 Technology that is used to obtain products from living organisms. *

QUESTION 2:

Choose a function from the drop-down box that corresponds with the tissue stated.

2.1 Blood *

2.2 Tendon *

2.3 Platelet *

2.4 Dendrite *

2.5 Ligament *

2.6 Goblet cell *

QUESTION 3:

Look at the diagrams of animal tissues provided. In which part of the body would you expect to find each of the following tissues? Give ONE reason for your answer in each case.

Diagrams of animal tissues

3.1 *

3.2 *

3.3 *

3.4 *

3.5 *

QUESTION 4:

4.1 Requires you to draw a table to compare bone and cartilage. Please make sure that this is completed in your workbooks. We will mark this table at a later stage.

4.2 a) Explain how the matrix of BONE is suited to the type of support this tissue provides in the body. *

4.2 b) Explain how the matrix of CARTILAGE is suited to the type of support this tissue provides in the body. *

QUESTION 5:

Read the article below and answer the questions that follow.

5.1.1 What are stem cells? *

5.1.2 How do doctors hope that stem cell therapy will help the paralysed patient? *

5.2.1 Why did they use embryonic stem cells to treat the paralysed patient? *

5.2.2 Could they have used adult stem cells instead? Give a reason for your answer. *

5.2.3 Why are some people against the use of embryonic stem cells? *

5.3 Researchers believe that stem cell therapy could help to cure a number of diseases. Do you think this treatment should be allowed? Give a reason to support your answer. *

QUESTION 6:

How does cloning of animals and tissues take place? Should it be allowed? - you will no longer be required to write an "essay" for formal assessments. However this is still good practice to see if you are grasping the content. Use the subheadings below to discuss the questions posed above.

6.1 Therapeutic cloning *

6.2 Reproductive cloning *

6.3 Your position as to whether you are for or against cloning, and your justification why. *

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