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Environmental Issues

Question
CBSEENBI12047034
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Which of the following is the largest root parasite

  • Rafflesia

  • Monotrapa

  • Areuthobium

  • Pistia

Solution

D.

Pistia

Water lettuce is among the world's most productive freshwater aquatic plants and considered an invasive species. In waters with high nutrient content, particularly those that have been contaminated with human loading of sewage or fertilizers, water lettuce can often exhibit weedy overgrowth behavior. It may also commonly become weedy in hydrologically altered systems such as canals and reservoirs.

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