The factor being investigated was chlorophyll
A variegated leaf is one that has patches that lack chlorophyll.
A variegated leaf is used since in the patches that lack chlorophyll, photosynthesis does not take place hence when tested for starch,starch is absent.
Faimus answered the question on December 5, 2017 at 18:44
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In an experiment to investigate factors necessary for the process of photosynthesis, the leaf was covered with a light proof material. The plant was then...
(Solved)
In an experiment to investigate factors necessary for the process of photosynthesis, the leaf was covered with a light proof material. The plant was then placed in the dark for 48 hours. The plant was transferred to light for 3 hours.
Identify the factor that was being investigated.
Why was the plant placed in the dark for 48 hours?
Why was the leaf covered with light proof material?
Why was the plant transferred to light for 3 hours?
Date posted:
December 5, 2017
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Answers (1)
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Name three factors affecting the rate of photosynthesis
(Solved)
Name three factors affecting the rate of photosynthesis
Date posted:
December 5, 2017
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Answers (1)
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During a practical lesson to investigate the presence of starch in a leaf, the following steps were followed: The leaf was exposed to sunlight for...
(Solved)
During a practical lesson to investigate the presence of starch in a leaf, the following steps were followed:
The leaf was exposed to sunlight for sometime
The leaf was dipped in boiling it
The leaf was then boiled in methylated spirit
The leaf is finally dipped in warm water
What is the importance of these steps?
Date posted:
December 5, 2017
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Answers (1)
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Name the three products of the dark stage of photosynthesis.
(Solved)
Name the three products of the dark stage of photosynthesis.
Date posted:
December 5, 2017
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Name the substance that is responsible for nerve impulse transmission at the synapse
(Solved)
Name the substance responsible for nerve impulse transmission across the synapse
Date posted:
December 5, 2017
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Answers (1)
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Outline distinguishing characteristics of enzymes not found in other inorganic catalysts
(Solved)
Outline characteristics of enzymes not found in other inorganic catalysts.
Date posted:
December 5, 2017
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Answers (1)
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Describe the adaptations of the leaf to photosynthesis
(Solved)
Describe adaptations of the leaf to its functions
Date posted:
December 5, 2017
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Answers (1)
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The process of photosynthesis occurs in two stages. Name them.
(Solved)
The process of photosynthesis occurs in two stages. Name them.
Date posted:
December 5, 2017
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Answers (1)
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The leaf is the site for photosythesis. Explain 4 ways in which the leaf is adapted to its function
(Solved)
The leaf is the site for photosythesis. Explain 4 ways in which the leaf is adapted to its function
Date posted:
December 5, 2017
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Answers (1)
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Give the functions of the leaf veins.
(Solved)
Give the functions of the leaf veins.
Date posted:
December 5, 2017
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Answers (1)
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Cuticle is the outer covering of animal leaf. Name 4 functions of the cuticle.
(Solved)
Cuticle is the outer covering of animal leaf. Name 4 functions of the cuticle.
Date posted:
December 5, 2017
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Answers (1)
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Differentiate between chemosynthesis and photosynthesis
(Solved)
Differentiate between chemosynthesis and photosynthesis
Date posted:
December 5, 2017
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Answers (1)
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(i) Define the term nutrition (ii) State and explain the two modes of nutrition
(Solved)
(i) Define the term nutrition
(ii) State and explain the two modes of nutrition
Date posted:
December 5, 2017
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Answers (1)
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One of the roles of osmosis in plants is support. Explain.
(Solved)
One of the roles of osmosis in plants is support. Explain.
Date posted:
December 5, 2017
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Answers (1)
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Differentiate between plasmolysis and deplasmolysis.
(Solved)
Differentiate between plasmolysis and deplasmolysis.
Date posted:
December 5, 2017
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During a biology lesson, a group of students were investigating water relation in plants. They placed a plant cell in a hypertonic solution. Explain what...
(Solved)
During a biology lesson, a group of students were investigating water relation in plants. They placed a plant cell in a hypertonic solution. Explain what happens.
Date posted:
December 5, 2017
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Answers (1)
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A red blood cell is placed in a hypertonic solution. Explain what happens.
(Solved)
A red blood cell is placed in a hypertonic solution. Explain what happens.
Date posted:
December 5, 2017
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Answers (1)
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State the association of the rhizobium with the leguminous plant
(Solved)
State the association of the rhizobium with the leguminous plant
Date posted:
December 5, 2017
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Answers (1)
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State the building blocks of the following types of food (i) Proteins (ii) Lipids
(Solved)
State the building blocks of the following types of food
(i)Proteins
(ii)Lipids
Date posted:
December 4, 2017
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Answers (1)
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Describe starch-sugar inter-conversion theory of opening and closing of the stomata
(Solved)
Describe starch-sugar inter-conversion theory of opening and closing of the stomata
Date posted:
December 4, 2017
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Answers (1)