Plants Worksheet - A-Level - Intermediate
Plants worksheet for A-Level / Vocational (Ages 16-18). Intermediate level science practice, aligned to the UK National Curriculum. Print-ready with answer key included.
Advanced Plant Science Exploration
A-Level / Vocational (Ages 16-18) - Intermediate Difficulty
Instructions: This worksheet explores various aspects of plant science, including photosynthesis, plant structure, and ecological roles. Engage with data analysis, critical essays, and scientific investigations to deepen your understanding.
Photosynthesis Process Analysis
Examine the provided data on photosynthesis rates under different light conditions. Answer the questions based on your analysis of the data.
| Light Intensity (lux) | Photosynthesis Rate (µmol CO2/m²/s) | Temperature (°C) | Humidity (%) |
| 100 | 12.5 | 25 | 60 |
| 200 | 18.7 | 25 | 60 |
| 300 | 24.3 | 25 | 60 |
| 400 | 28.9 | 25 | 60 |
1. What is the trend in photosynthesis rate as light intensity increases?
2. Predict the photosynthesis rate at 600 lux based on the trend.
3. How does temperature and humidity remain constant in this experiment? Explain its significance.
Plant Cell Structure Labelling
Label the parts of the plant cell diagram. Use the word bank to correctly identify each part. This will help you understand the functions and roles of each component in plant cells.
Word Bank
Transpiration Experiment Design
Design an experiment to measure the rate of transpiration in plants. Consider the variables you will control and measure, the equipment you will use, and how you will ensure accurate results.
Outline your experimental design, including a hypothesis, materials list, and step-by-step procedure.
Critical Essay on Plant Ecology
Write a critical essay discussing the role of plants in ecosystem stability and biodiversity. Include examples of specific plant species and their ecological roles.
Evaluate the importance of plants in maintaining ecosystem stability and biodiversity. Discuss how different plant species contribute to these processes. [20 marks]
Genetic Engineering in Plants
Discuss the implications of genetic engineering in plants. Consider both the potential benefits and ethical concerns associated with this technology.
Critically evaluate the use of genetic engineering in plants, focusing on its impact on agriculture and the environment. [15 marks]
Data Interpretation: Plant Growth
Interpret the data on plant growth under various soil conditions. Use the data to answer the following questions.
| Soil Type | Plant Height (cm) | Leaf Area (cm²) | Root Length (cm) | Clay |
| 15 | 120 | 30 | Sandy | 18 |
| 150 | 35 | Loamy | 22 | 180 |
| 40 | Peaty | 20 | 160 | 38 |
1. Which soil type supports the greatest plant height?
2. Calculate the average leaf area across all soil types.
3. Discuss the relationship between soil type and root length.
Activity 1: Increases ; Approx. 34.5 ; Controls environmental variables
Activity 2: Cell Wall, Cell Membrane, Nucleus, Vacuole, Chloroplast, Mitochondria
Activity 3: Hypothesis and detailed procedure [student's own response]
Activity 4: [student's own response]
Activity 5: [student's own response]
Activity 6: Loamy ; 152.5 ; Loamy soil supports longer roots
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