Question
The diagram shows an experiment to find out if carbon dioxide is necessary for photosynthesis.
The plant is kept in the dark for 48 hours to remove any starch. Then it is set up in the light, as shown.
After 10 hours, leaves X and Y were tested for starch.
What is the expected result?
▶️Answer/Explanation
Ans : C
Question
The diagram shows a cross-section of part of a leaf.
Which type of cell carries out the most photosynthesis?
▶️Answer/Explanation
Ans: A
Question
Which row shows what is needed for photosynthesis?
▶️Answer/Explanation
Ans: A
Question
What is the word equation for photosynthesis?
(A) carbon dioxide + oxygen → glucose + water
(B) carbon dioxide + water → glucose + oxygen
(C) oxygen + glucose → carbon dioxide + water
(D) oxygen + water → glucose + carbon dioxide
▶️Answer/Explanation
Ans: B