Available Answers

1. 1.

   Mango has a seed inside it but still it is developed by the method of grafting. Why?

2. 2.

   Check point:

   1. Reproduction by budding is found in _______________.
      1. Yeast
      2. Spirogyra
      3. Rhizopus
      4. Bacteria
   2. The process of fusion of male and female gametes is called _______________.
      1. Pollination
      2. Germination
      3. Fertilization
      4. Transpiration
   3. It produces pollen grain _______________.
      1. Anther
      2. Ovary
      3. Stigma
      4. Ovule
   4. Which is the male reproductive organ in plants?
      1. Pollen grain
      2. Pistil
      3. Stamen
      4. Ovule
   5. It develops into seeds.
      1. Stamen
      2. Pollen grain
      3. Ovule
      4. Pollen tube
   6. It reproduces by spores.
      1. Rose
      2. Ginger
      3. Potato
      4. Fungi
   7. Bryophyllum can reproduce by its _______________.
      1. Stem
      2. Root
      3. Leaves
      4. Flower
   8. It is dispersed by water.
      1. Lotus
      2. Dandelion
      3. Pea
      4. Madar
3. 3.

   True-False:

   1. Potato reproduces from seeds.
   2. The pistil in a pollinated flower develops into a seed.
   3. Insects help in cross-pollination.
   4. Flowers are reproductive parts of a plant.
   5. Spores are asexual bodies formed during favourable conditions.
   6. Yeast cells form a long chain.
   7. Ovules contain female gamete.
4. 4.

   Fill in the blanks:

   1. Roots, stem and leaves are ________________ parts of a plant.
   2. The transfer of pollen gains from the anther to the stigma of the same or of another flower of the same kind is known as ________________.
   3. Mosses and ferns reproduce by ________________ formation.
   4. The process of growing new plants using artificial methods is called ________________.
   5. Money plant can grow from ________________ of percent plant.
   6. There are primarily two modes of reproduction ________________ and ________________.
5. 5.

   Match the following:

   Column A	Column B
   1. Potato	(a) Fragmentation
   2. Rose	(b) Budding
   3. Yeast	(c) Cutting
   4. Spirogyra	(d) Spore formation
   5. Leaf bud	(e) Eyes
   6. Ferns	(f) Bryophyllum

    

6. 6.

   Name one seed that is dispersed by

   1. Wind
   2. Water
   3. Explosion of fruit