GENERAL HISTOLOGY

INTRODUCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the main function of the chloroplasts in a plant cell?
A
They produce proteins.
B
They store water and food.
C
They perform photosynthesis.
D
They protect cells from the surrounding environment.
Explanation: 

Detailed explanation-1: -Chloroplasts produce energy through photosynthesis and oxygen-release processes, which sustain plant growth and crop yield. As such, chloroplasts are responsible for the biosynthesis of active compounds such as amino acids, phytohormones, nucleotides, vitamins, lipids, and secondary metabolites [9].

Detailed explanation-2: -Chloroplasts are plant cell organelles that convert light energy into relatively stable chemical energy via the photosynthetic process. By doing so, they sustain life on Earth.

Detailed explanation-3: -The most important function of the chloroplast is to synthesise food by the process of photosynthesis. Absorbs light energy and converts it into chemical energy. Chloroplast has a structure called chlorophyll which functions by trapping the solar energy and is used for the synthesis of food in all green plants.

Detailed explanation-4: -The photosynthesis-conducting organelles which is the site where chlorophyll traps solar energy converting it and storing it in the energy storage molecules – NADPH and ATP are called Chloroplasts.

Detailed explanation-5: -Chlorophyll’s job in a plant is to absorb light-usually sunlight. The energy absorbed from light is transferred to two kinds of energy-storing molecules. Through photosynthesis, the plant uses the stored energy to convert carbon dioxide (absorbed from the air) and water into glucose, a type of sugar.

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