Question

. Fill in the blanks :
1. Spore formation is a means of
.
2.
is the organ of reproduction in most of the plants.
3. Grass is a type of modified stem known as
lon​

Answer 1

MATCH THE FOLLOWING:

Column A Column B

I. Sweet potato - Adventitious root

ii. Potato - Stem Tuber

iii. Leaf buds - Bryophyllum

iv. Grafting - Artificial propogation

v. Tissue culture - Micropropogation

vi. Cross pollination of different species - Hybridisation

vii. Bud - Yeast

viii. Fragmentation - Spirogyra

ANALOGY TYPE:

1.Binary fission : Amoeba :: Budding : Yeast

2.Dahlia : Root tubers :: Bryophyllum : Foliar buds

FILL IN THE BLANKS:

1. Spore formation is a means of asexual reproduction.

2. Flower is the organ of reproduction in most of the plants.

3. Grass is a type of modified stem known as runner.

4 . In sexual reproduction, seed formation takes place.

5. The fusion product of male and female gamete is known as syngamy.

6. Flowers having sepals , petals , carpels and stamens as whorls is complete bisexual flower.

7. The transfer of pollen grain between the two flowers of the same plant is called geitonogamy.

8. In all angiospermic plants, the seeds are enclosed by a fruit.