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WorksheetsPhotosynthesis
Total questions: 10
Worksheet time: 5mins
Which of the following parts of the plant, when removed, will cause the rate of photosynthesis in the plant to slow down or stop?
A roots
B fruits
C flower
D leaves
D only
A and D only
B and C only
A, B, C and D
Dory set up an experiment in a dark room as shown below.After some time, Dory observed bubbles escaping from the water plant.
What gas would the bubbles most likely contain?
oxygen
nitrogen
water vapour
carbon dioxide
Study the diagram carefully. In which set-up A, B, C or D will there be the least amount of carbon dioxide after several hours?
A
B
C
D
Which one of the following organisms does not carry out photosynthesis?
Fern
Moss
Orchid
Mushroom
1. In the picture above, different thickness of the stem are cut and removed as shown.Identify the leaves which are still able to make their own food.
A only
B and C only
A and D only
None of them
Siti conducted starch test on the four leaves A, B, C and D she identified above. The results showed that leaves A and D turned dark blue but leaves B and C did not.
Which one of the following correctly represents leaves A, B, C and D?
Peiyi placed a table lamp at a distance of 20 cm from the glass jar. After one hour, she observed that the funnel had collected 5cm3 of gas. What must she do if she wants to collect more gas in the funnel?
Add more baking soda to the water.
Pluck out more leaves from the water plant.
Replace the bulb from the table lamp to a brighter one.
Increase the distance between the table lamp and glass jar.
Which of the following affects the opening and closing of the stoma during photosynthesis.
Amount of light trapped by the leaves.
Amount of food made by the leaves.
Amount of gaseous exchange made by the leaves.
Amount of water taken in by the plant.
The energy in the food made by plants comes from______________.
carbon dioxide
the Sun
water
chlorophyll
Which of the following do plants produce during photosynthesis?
Oxygen only
Sugar only
Oxygen and sugar
Carbon dioxide and sugar
