The leaves are absent in the xerophyte:

Related Mcqs:

1. Mark the true xerophyte:

   A. Capparis aphylla
   B. Solanum xanthocarpum
   C. Euphorbia milli
   D. All of these

2. Which of the following is a malacophyllous xerophyte?

   A. Prosopis
   B. Tephrosia
   C. Nerium
   D. Aloe

3. Root cap is absent in:

   A. Lithophytes
   B. Xerophytes
   C. Hydrophytes
   D. Mesophyte

4. 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

5. Plants growing near sea shore will usually have xerophytic characters, like thick leaves, because:

   A. There is plenty of water in the soil
   B. There is too high a concentration of salts for the plants to absorb sufficient water from the soil
   C. Light available to plant is not sufficient
   D. The soil is muddy

6. In Opuntia, the leaves are modified into:

   A. Scales
   B. Stolons
   C. Spines
   D. Phylloclades

7. Sunken stomata are found in the leaves of:

   A. Nelumbium
   B. Hydrilla
   C. Mango
   D. Nerium

8. Thick cuticles on leaves are typical of plants growing in:

   A. Wet habitats
   B. Warm habitats
   C. Dry habitats
   D. Cool habitats

9. Shapes of crown serve to expose the leaves to sunlight and air. The types of crowns of tree:

   A. Conical
   B. Umbrella
   C. Spherical
   D. Columnar
   E. All of the above

10. Plants adapted to low light intensity have:

    A. Higher rate of CO2 fixation than the sun plants
    B. More extended root system
    C. Leaves modified to spines
    D. Larger photosynthetic unit size than the sun plants