Sexual reproduction in flowering plants | Basic Level Test | Topic 3: Fertilization and post-fertilization events

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Topic 3: Fertilization and post-fertilization events

Each question carries 4 scores. For each incorrect response, 1 score will be deducted.

1

Primary endosperm nucleus (PEN) is

(a) Haploid (b) Diploid (c) Triploid (d) Tetraploid

2

Which of the following is not post-fertilization event?

(a) Endosperm development (b) Maturation of ovules into seeds (c) Maturation of ovary into fruit (d) Triple fusion

3

Portion of embryonal axis above the level of cotyledons is the

(a) Hypocotyl (b) Epicotyl (c) Radicle (d) Plumule

4

Cotyledon of the grass family is called

(a) Scutellum (b) Nucellus (c) Coleorrhiza (d) Coleoptile

5

Seed is developed from

(a) Ovary (b) Ovule (c) Radicle (d) Plumule

6

Occasionally, in some seeds such as black pepper, beet etc. remnants of nucellus are also persistent. It is called

(a) Perisperm (b) Endosperm (c) Pericarp (d) Endocarp

7

The .............. develops into a fruit.

(a) Radicle (b) Plumule (c) Ovary (d) Ovule

8

The wall of ovary develops into

(a) Mesocarp (b) Epicarp (c) Endocarp (d) Pericarp

9

In some species, fruits develop without fertilisation. Such fruits are called

(a) True fruits (b) False fruits (c) Parthenocarpic fruits (d) None of these

10

The production of seeds without fertilisation is called

(a) Apomixis (b) Polyembryony (c) Polymixis (d) Endomixis

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