Plant tissues, organs and systems Practice Questions

Question 1

Q1. Knowledge Recall (2 marks)

Define the term 'tissue' and give an example of a tissue found in plants.

Question 2

Q2. Knowledge Recall (2 marks)

State the function of the phloem in plants.

Question 3

Q3. Application of Knowledge (3 marks)

Explain the role of root hair cells in plant nutrition.

Question 4

Q4. Data Analysis (4 marks)

The table shows the percentage of water content in different plant organs.

Organ

Water Content (%)

Leaf

Stem

Calculate the mean water content of these organs. Explain any trend you observe.

Question 5

Q5. Application of Knowledge (3 marks)

Describe how the structure of xylem vessels is related to their function.

Question 6

Q6. Knowledge Recall (2 marks)

Name the two types of meristematic tissue and state where they are located in a plant.

Question 7

Q7. Application of Knowledge (3 marks)

Explain how the arrangement of stomata on the surface of a leaf is an adaptation for photosynthesis.

Question 8

Q8. Data Analysis (4 marks)

The graph shows the rate of water uptake by a plant root over time.

Root

Time (min)

Rate of water uptake (cm/min)

Calculate the gradient of the graph between 10 and 30 minutes. What does this gradient represent?

Question 9

Q9. Application of Knowledge (3 marks)

Describe how the structure of a palisade mesophyll cell is adapted for photosynthesis.

Question 10

Q10. Knowledge Recall (2 marks)

Define the term 'organ system' and give an example of an organ system found in plants.

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