Multiplication in Plants Worksheet-1

Multiplication in Plants Worksheet-1

1. Which of the following features are characteristics of wind dispersal seed?

(a) Fibrous, Spongy                     (b) Barbs, bristles

(c) Hair, wings                              (d) All of these

2. If a flower bears either of the reproductive whorl, it is

(a) Complete                                 (b) Unisexual

(c) Incomplete                              (d) Unisexual & Incomplete

3. Vegatatively propagated plants

(a) Show variation

(b) Are stouter than parents

(c) Are better adapted than parents

(d) Are clone of their parents

4. Which of the following would produce offspring that were identical to their parents?

(a) Sexual reproduction

(b) Budding

(c) Vegetative propagation

(d) Budding and Vegetative propagation

5. Which of the following is not a means of asexual reproduction?

(a) Budding                                   (b) Fission

(c) Conjugation                             (d) Spore formation

6. A flower with all the four whorls is

(a) Regular        (b) Complete    (c) Irregular      (d) Unisexual

7. Androecium represents the whorl of

(a) Filaments                                 (b) Anthers

(c) Pollen grains                           (d) Stamens

8. Pollination is

(a) Release of pollen grains from anthers

(b) Transfer of pollen grains from stigma to ovule

(c) Transfer of pollen grains from anthers to stigma

(d) None of these

9. The seeds are developed from

(a) Ovum           (b) Ovule           (c) Ovary           (d) Carpel

10. Spores are formed by

(a) Yeast            (b) Spirogyra    (c) Mucor          (d) Rose

Answer Key:

1. (c)
2. (d)
3. (d)
4. (c)
5. (b)
6. (b)
7. (b)
8. (c)
9. (b)
10. (c)