Question

Eichhornia crassipes is alos known as-

1. World's most problematic aquatic weed

2. Terror of Bengal

Choose the correct code-

1. Bothe 1 and 2
2. Neither 1 nor 2
3. Only 2
4. Only 1

Answer 1

Correct Answer - Option 1 : Bothe 1 and 2

The correct option is 1.

• Eichhornia crassipes is also called as water hyacinth.
• Eichhornia crassipes, the world’s most problematic aquatic weed, is also called the ‘Terror of Bengal’.
• Because they grow faster than our ability to remove them.
• It grows abundantly in eutrophic water bodies and leads to an imbalance in the ecosystem dynamics of the water body.
• It is a beautiful mauve-colored flower.
• These plants which were introduced into India for their lovely flowers have caused havoc by their excessive growth by causing blocks in our waterways. 

 

• Eutrophication is the gradual increase in the biomass of phytoplankton resulting in 'algal blooms' due to an increase in the concentration of phosphorus, nitrogen, and other plant nutrients in an ageing aquatic ecosystem such as a lake.

• Lantana Camara is a flower-bearing shrub.
• Parthenium hysterophorus is a flowering plant species.