NEET BIOLOGY

PLANT PHYSIOLOGY

PHOTOSYNTHESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Identify the organism (s) that depend on photosynthesis for survival
A
Plants, algae, and phytoplankton
B
Mammals
C
Amphibians and reptiles
D
Every living organism, in some manner, depends on photosynthesis
Explanation: 

Detailed explanation-1: -Vertebrates, mammals, plants dependent on photosynthesis for its survival. All animals (including us humans) ultimately depend on plant material either directly or indirectly on plants, all animals require the oxygen released by plants.

Detailed explanation-2: -Rather, plants use sunlight, water, and the gases in the air to make glucose, which is a form of sugar that plants need to survive. This process is called photosynthesis and is performed by all plants, algae, and even some microorganisms.

Detailed explanation-3: -During the process of photosynthesis, plants take in CO2 gas and use it to help create sugars. As a by-product of this process, oxygen gas is created, which most organisms need to survive.

Detailed explanation-4: -Photosynthesis is essential to all life on earth; both plants and animals depend on it. It is the only biological process that can capture energy that originates in outer space (sunlight) and convert it into chemical compounds (carbohydrates) that every organism uses to power its metabolism.

Detailed explanation-5: -Photosynthesis is the main source of food on earth. It releases oxygen which is an important element for the survival of life. Without photosynthesis, there will be no oxygen on earth. The stored chemical energy in plants flows into herbivores, carnivores, predators, parasites, decomposers, and all life forms.

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