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WorksheetsPhotosynthesis Experiment Quiz
Total questions: 8
Worksheet time: 4mins
What is the purpose of placing a watch-glass containing potassium hydroxide next to one of the plants?
To release oxygen
To provide water to the plant
To absorb carbon dioxide
To increase the temperature
What is the purpose of covering both plants with separate bell-jars?
To increase humidity around the plants
To provide shade to the plants
To protect the plants from insects
To create an airtight environment
What is the purpose of using vaseline to seal the bottom of the jars to the glass plates?
To ensure an airtight seal
To provide nutrients to the plants
To prevent the plants from wilting
To increase the temperature around the plants
What is the purpose of keeping the plants in sunlight for about two hours?
To allow photosynthesis to occur
To dry out the plants
To increase the carbon dioxide levels
To prevent the plants from growing
What is the purpose of plucking a leaf from each plant and checking for the presence of starch?
To determine the rate of photosynthesis
To measure the height of the plants
To check for insect infestation
To assess the color of the leaves
Do both the leaves show the presence of the same amount of starch?
Yes
No
Cannot be determined
Not mentioned in the text
What can be concluded from this activity?
The plant with potassium hydroxide showed more starch
The plant without potassium hydroxide showed more starch
Both plants showed equal amount of starch
The experiment was inconclusive
What is the purpose of the experimental set-up shown in Figure 5.4?
To study the process of photosynthesis
To observe the growth of the plants
To measure the temperature of the plants
To provide a decorative display
