iry
b) Explain the term photosynthesis. List out the photosynthesis pigments. What is Hill's
reaction?
bloot
Answers
Q1. Explain the term photosynthesis.
A. photosynthesis
the process by which green plants turn carbon dioxide and water into food using energy from sunlight
Q2. List out the photosynthesis pigments.
A. Chlorophyll a is the most common of the six, present in every plant that performs photosynthesis.
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Carotene: an orange pigment.
Xanthophyll: a yellow pigment.
Phaeophytin a: a gray-brown pigment.
Phaeophytin b: a yellow-brown pigment.
Chlorophyll a: a blue-green pigment.
Chlorophyll b: a yellow-green pigment.
Q3. What is Hill's reaction?
A. The Hill reaction is the light-driven transfer of electrons from water to Hill reagents (non-physiological oxidants) in a direction against the chemical potential gradient as part of photosynthesis. Robin Hill discovered the reaction in 1937.
4. Bloot
A. transitive verb. 1 : to spot, stain, or spatter with a discoloring substance. 2 obsolete : mar especially : to stain with infamy. 3a : to dry (something, such as writing) with an absorbing agent hastily blotted her letter. b : to remove with absorbing material blotting up spilled water.