Q. 44.5( 2 Votes )
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Greenhouse is a transparent structure made of glass that aims at increasing the inner temperature of the structure. It helps to grow plants in cold weather by providing regulated conditions.
i. Light: a greenhouse is constructed in such a way that it traps maximum sunlight. The walls of it reflect a large amount of trapped light.
ii. Water: for regulating water requirements, capillary mats are used. These mats ensure that the plants receive adequate water supply. Also, excessive water is re-used.
iii. Carbon dioxide: for circulating air properly, fans are placed horizontally that ensures plants get enough CO2. Sometimes, compressed CO2 is used.
iv. A picture of greenhouse is attached here for your reference.
• Tomatoes are the most common greenhouse crop.
• Cucumbers, spinach, and lettuce are some of the profitable crops grown in a greenhouse.
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