Project 3
Project

Visit a greenhouse, if there is one near your place. Observe how people grow plants in a greenhouse. Find out how they regulate the amount of light, water, and carbon dioxide used to grow plants.

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Key Points
A greenhouse controls light, water, and air to help plants grow better.

Key Points

  • A greenhouse is a covered space for growing plants.
  • Growers control how much light the plants get.
  • They give the right amount of water regularly.
  • They may also manage the carbon dioxide in the air.
  • These controls help plants do more photosynthesis.
By controlling light, water, and air, greenhouses help plants grow well.
🔬 Know a Scientist
  • Kamala Sohonie (1911–1998) was a woman scientist of India.
  • She earned a Ph.D. for her work on respiration in plants.
  • She worked to improve the nutritive value of plant foods.
  • She also worked on a coconut palm drink called Neera.
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