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Question

Which of the following plant has become a water weed in this country?

A
Typha
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B
Trapa
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C
Cyperus
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D
Eichhornia
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Solution

The correct option is D Eichhornia
A. Typha is a monocotyledonous aquatic herb.
B. Trapa is an aquatic rooted floating plant.
C. Cyperus is a grass like aquatic flowering plant.
D. Eicchornia (Water Hyacinth) is a genus of flowering plants. It grows abundantly in eutrophic lakes and causes imbalance in the ecosystem. For this reason, this weed is also known as 'Terror of Bengal'.
So, the correct answer is 'Eicchornia'.

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