10 Questions
What is the purpose of keeping the plant in a dark room for three days before exposing it to sunlight in the photosynthesis experiment?
To ensure all starch in the leaf gets utilized
Why is it essential to boil the leaf in alcohol during the photosynthesis experiment?
To extract the chlorophyll from the leaf
What is the main role of chloroplasts in photosynthesis?
Convert light energy into chemical energy
Why is it mentioned that desert plants take up carbon dioxide at night in preparation for photosynthesis?
To utilize stored energy efficiently for photosynthesis
How does boiling the leaf in a dilute solution of iodine help determine the presence of starch?
It turns the leaf blue if starch is present
What is the primary function of enzymes in organisms?
To break down complex substances into simpler ones
Which organisms are classified as autotrophs?
Green plants and some bacteria
What process fulfills the carbon and energy requirements of autotrophic organisms?
Photosynthesis
What is the function of starch in plants?
To store excess carbohydrates
How does the energy derived from food storage differ between autotrophs and heterotrophs?
Autotrophs store energy as starch, while heterotrophs store energy as glycogen
Learn about how different organisms fulfill their energy and material requirements in various ways. Explore the concepts of autotrophs, energy sources, and breakdown of complex substances for growth.
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