In a pond, we see plants which are free- | Class 12 Biology Chapter Organisms and Population, Organisms and Population NCERT Solutions

Question:

In a pond, we see plants which are free-floating; rooted–submerged;
rooted emergent; rooted with floating leaves. Write the type of plants
against each of them.
Plant Name Type
a. Hydrilla _____________
b. Typha _____________
c. Nymphaea _____________
d. Lemna _____________
e. Vallisnaria _____________

Answer:

(a) Hydrilla: It is a rooted or Submerged hydrophytes which are the group of water plants that remains completely submerged in water and are anchored at the bottom.

(b) Typha: These are rooted emergent hydrophytes which grows in shallow water. Their shoots emerges completely above the surface of the water bearing leaves and are anchored to the bottom soil through the roots.

(c) Nymphaea: They are rooted hydrophytes with the floating- leaves. They are anchored at the bottom through the roots but their leaves floats on the surface of the water.

(d) Lemna: These are Free- floating hydrophytes which are not rooted in soil but floats freely on the surface of water.

(e) Vallisneria: They are rooted submerged hydrophytes whose leaves are ribbon shaped. They remains completely submerged in water and are anchored at the bottom.


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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 8: In a pond, we see plants which are free-floating; rooted–submerged; rooted emergent; rooted w....