Related Mcqs:

1. What is meant by seed orchard?

   A. For a long time it was held that the quality of future plants depends primarily upon the quality of the seed
   B. Starting from this statement more and more attention was paid to the production of seeds of good quality
   C. Both (a) & (b)
   D. None of these

2. Sometimes sound and uninjured seeds may fail to germinate due to reduced activity of the seed or seed parts resulting in blockade of the growth. This may be due to:

   A. External effects of environment
   B. Internal conditions within the plant itself, i.e. Embryo dormancy or seed coat dormancy
   C. Both (a) & (b)
   D. None of these

3. It is advised not to have brick kiln near fruit orchard:

   A. To save the trees from erosion
   B. To safeguard the fruits from large labour population
   C. To save the trees from poisonous fumes/smoke from the brick chimneys
   D. To protect the orchard from the operation of trucks meant for transporting fruits

4. When DDT was applied in an orchard as a pesticide, the fruit production decreased. This happened because:

   A. DDT is a growth retardant
   B. DDT disturbed hormonal balance essential for fruit setting
   C. DDT killed the pollinating insects along with the pests
   D. DDT inhibited flowering

5. Seed Collection means:

   A. Quantity required: Sufficient quantity should be collected so that failed areas are timely restocked.
   B. Ripeness: Only ripe seed should be collected.
   C. Trees suitable for seed collection
   D. All of the above

6. Seed collection agencies means:

   A. Forest guard
   B. Labourers
   C. Research institute (trained persons and proper selection of trees)
   D. All of the above

7. Seed testing means:

   A. Purity: A sample of seed is weighed before cleaning and after cleaning. The result is expressed in percentage
   B. Germination trests: A sample of seed is sown in sand or soil in trays in the laboratory
   C. The sample comprises of 50 or 100 seeds
   D. All of the above

8. Seed certificate means:

   A. Seed is transported from one place to another a certificate should be sent alongwith
   B. In this certificate the species date of collection, locality from where collected, characteristics of mother trees. Method of collection and storage
   C. Both (a) & (b)
   D. None of these

9. Trees suitable for seed collection is/are:

   A. Plus trees: Trees of good genetic and phenotic constitution
   B. Seed stands: Small patches of trees in the forest which are better in characters
   C. It is best to collect seed from trees in such groups
   D. All of the above

10. The best seed moisture content is below 10% of the oven dry weight for the coniferous but it must be kept above _____ for most of the broad leaved species:

    A. 20%
    B. 25%
    C. 30%
    D. 35%