Multiple choice

Tropical plants can be kept warm during the winters in special enclosures called

  1. nurseries

  2. gardens

  3. orchards

  4. greenhouses

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Greenhouses are enclosed structures that trap solar heat, maintaining warm temperatures for tropical plants during cold winters. Nurseries are for raising seedlings, gardens are outdoor planting areas, and orchards are for growing fruit trees - none provide the controlled warm environment that greenhouses do.