NEET BIOLOGY

PLANT PHYSIOLOGY

PLANT GROWTH

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How can greenhouses increase the rate of photosynthesis?
A
Controlling and trapping heat to increase photosynthesis
B
Stopping rainfall so the plants don’t drown
C
Surrounding plants in the colour green makes them more likely to photosynthesise
D
Plants are only given what they need instead of just taking everything they can find
Explanation: 

Detailed explanation-1: -Greenhouses can have artificial light so that photosynthesis can continue beyond daylight hours, or at a higher than normal light intensity. The use of paraffin lamps inside a greenhouse increases the rate of photosynthesis because the burning paraffin produces carbon dioxide as well as heat.

Detailed explanation-2: -Temperature has an impact on the rate of photosynthesis. The rate of photosynthesis increases as the temperature rises. During photosynthesis, a temperature of more than 40 °C slows down the process. Because it is an enzyme-controlled process, this is the case.

Detailed explanation-3: -CO2-Light An additional lighting system will enhance the efficiency of CO 2 and increase the rate of photosynthesis and plant growth.

Detailed explanation-4: -Activities that release carbon dioxide and other greenhouse gases that cause global warming, such as the burning of fossil fuels, agricultural activities, and deforestation. Increasing carbon dioxide levels may increase photosynthesis rates in some plants, but this can also make plants less nutritious.

Detailed explanation-5: -Photosynthesis can be increased by raising the carbon dioxide concentration surrounding Rubisco, either by CO2-concentrating mechanisms used by C4 plants, cyanobacteria, and algae, or by enriching the atmosphere, which is happening as a result of the human use of fossil fuels.

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