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Question
Name four essentials for photosynthesis.
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Solution
Carbon dioxide, water, sunlight and chlorophyll.
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Short answer question.
What is the source of energy for photosynthesis?
Given below is the overall chemical equation of photosynthesis which is incomplete in certain respects.
\[\ce{CO2 + H2O ->[Chlorophyll] C6H12O6 + H2O + O2} \]
Rewrite the equation in its complete form .
Enumerate the steps involved in testing a green leaf for the presence of starch.
A leaf is a food factory. Explain.
On a bright sunny day, water weeds growing in an aquarium were actively giving off bubbles of gas. Use this information to answer questions that follow:
- Name the process occurring in the water weed that has resulted in the evolution of these bubbles.
- Of what gas do these bubbles consist?
- Briefly describe the reactions occurring in the leaves of the water weeds leading to the evolution of these bubbles.
- Give an overall balanced chemical equation to represent the process named in (i) above.
Using the destarched plant describe step by step how would you proceed to prove that in the absence of light the leaf cannot manufacture starch?
The gas given out during photosynthesis is _____.
Can the stem of a plant be compared with a street with two-way traffic? Give reason.
Write the exact location of palisade cells.
