Special character of hydrophyte is:

Related Mcqs:

1. Which one of the following is well-developed in hydrophyte?

   A. Aerenchyma
   B. Collenchyma
   C. Stomata
   D. Root system

2. Mark the free floating hydrophyte:

   A. Sagittaria
   B. Typha
   C. Najas
   D. Spirodela

3. Mark the rooted submerged hydrophyte:

   A. Potamogeton
   B. Najas
   C. Ranunculus
   D. None of these

4. Which of the following is a submerged floating hydrophyte?

   A. Tpha
   B. Trapa
   C. Potamogeton
   D. Ceratophyllum

5. Mark the rooted submerged hydrophyte:

   A. Marsilea
   B. Utricularia
   C. Vallisneria
   D. Monochoria

6. Among the following characters which one does not characterise a hydrophyte?

   A. Abundant air spaces and air chambers
   B. Plentiful xylem and sclerenchyma
   C. Leaves having stomata only on the upper side or none
   D. Poor development of roots

7. In which type of the forest, humus is formed by the dry and dead leaves:

   A. Coniferous forest
   B. Alpine
   C. Tundra forest
   D. Deciduous forest

8. Stratification is most complex in:

   A. Tropical forest
   B. Deciduous forests
   C. Savannah
   D. Both (a) and (b)

9. The following relationship does not correspond to mutualism:

   A. Zoophily
   B. Zoochory
   C. Epiphytism
   D. Mycorrhiza

10. The composition of soil air is affected by:

    A. Pore size
    B. Soil organisms
    C. Type of roots
    D. All of these