Science, asked by ayadav23984, 8 months ago

explain the structure and germination of spore in anthoceros.

Answers

Answered by eknathabadiger65
0

Answer:

Diploid phase of sporophytic phase:

Zygote develops into sporophyte. In Anthoceros sporophyte is represented by foot, meristematic zone and capsule. The sporophyte produces the spores in the capsule. The spores on germination produce the gametophyte. ok dear follow me ✌️

Answered by rjk9750338
2

Answer: the stage in which seed are grown is known as germination

Explanation:Germination is the process by which an organism grows from a seed or similar structure. The most common example of germination is the sprouting of a seedling from a seed of an angiosperm or gymnosperm. In addition, the growth of a sporeling from a spore, such as the spores of hyphae from fungal spores, is also germination.

Contents

1 Introduction

1.1 Dormancy

1.2 Seedling establishment

2 Germination rate and germination capacity

2.1 Repair of DNA damage

2.2 Dicot germination

2.2.1 Epigeal

2.2.2 Hypogeal

2.3 Monocot germination

2.4 Precocious germination

3 Pollen germination

3.1 Self-incompatibility

4 Spore germination

4.1 Resting spores

4.2 Ferns and mosses

5 Light-stimulated germination

6 See also

7 References

8 Further reading

9 External links

Introduction

A seed tray used in horticulture for sowing and taking plant cuttings and growing plugs

Germination glass (glass sprouter jar) with a plastic sieve-lid

Brassica campestris germinating seeds

File:Mung bean germination.ogv

Germination is usually the growth of a plant contained within a seed; it results in the formation of the seedling, it is also the process of reactivation of metabolic machinery of the seed resulting in the emergence of radicle and plumule. The seed of a vascular plant is a small package produced in a fruit or cone after the union of male and female reproductive cells. All fully developed seeds contain an embryo and, in most plant species some store of food reserves, wrapped in a seed coat. Some plants produce varying numbers of seeds that lack embryos; these are empty seeds which never germinate. Dormant seeds are viable seeds that do not germinate because they require specific internal or environmental stimuli to resume growth. Under proper conditions, the seed begins to germinate and the embryo resumes growth, developing into a seedling

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