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Chapters
▶ Chapter 2: Sexual Reproduction in Flowering Plants
Chapter 3: Human Reproduction
Chapter 4: Reproductive Health
Chapter 5: Principles of Inheritance and Variation
Chapter 6: Molecular Basis of Inheritance
Chapter 7: Evolution
Chapter 8: Human Health and Disease
Chapter 9: Strategies for Enhancement in Food Production
Chapter 10: Microbes in Human Welfare
Chapter 11: Biotechnology : Principles and Processes
Chapter 12: Biotechnology and its Applications
Chapter 13: Organisms and Populations
Chapter 14: Ecosystem
Chapter 15: Biodiversity and Conservation
Chapter 16: Environmental Issues
Solutions for Chapter 2: Sexual Reproduction in Flowering Plants
Below listed, you can find solutions for Chapter 2 of CBSE, Karnataka Board PUC NCERT for Class 12 Biology.
NCERT solutions for Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants Exercises [Pages 40 - 41]
Name the parts of an angiosperm flower in which development of male and female gametophyte take place
Differentiate between microsporogenesis and megasporogenesis
Which type of cell division occurs during these events (microsporogenesis and megasporogenesis) ?
Arrange the following terms in the correct developmental sequence:
Pollen grain, sporogenous tissue, microspore tetrad, pollen mother cell, male gametes
With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.
What is meant by monosporic development of female gametophyte?
With a neat diagram explain the 7-celled, 8-nucleate nature of the female gametophyte.
What are chasmogamous flowers?
Can cross-pollination occur in cleistogamous flowers? Give reasons for your answer.
Mention two strategies evolved to prevent self-pollination in flowers.
What is self-incompatibility?
Why does self-pollination not lead to seed formation in self-incompatible species?
What is bagging technique? How is it useful in a plant breeding programme?
What is triple fusion?
Where and how does triple fusion take place? Name the nuclei involved in triple fusion
Why do you think the zygote is dormant for sometime in a fertilized ovule?
Differentiate between Hypocotyl and epicotyl
Differentiate between Coleoptile and Coleorhiza;
Differentiate between Integument and testa
Differentiate between Perisperm and pericarp
Why is apple called a false fruit? Which part(s) of the flower forms the fruit?
What is meant by emasculation? When and why does a plant breeder employ this technique?
If one can induce parthenocarpy through the application of growth substances, which fruits would you select to induce parthenocarpy and why?
Explain the role of tapetum in the formation pollen-grain wall.
What is apomixis and what is its importance?
Solutions for Chapter 2: Sexual Reproduction in Flowering Plants
NCERT solutions for Class 12 Biology chapter 2 - Sexual Reproduction in Flowering Plants
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Concepts covered in Class 12 Biology chapter 2 Sexual Reproduction in Flowering Plants are Flower - a Fascinating Organ of Angiosperms, Pollination, Essential Parts of Flower: Androecium, Essential Parts of Flower: Gynoecium, Double Fertilization and Triple Fusion in Plant, Artificial Hybridization, Development of Embryo, Sexual Reproduction in Flowering Plants, Outbreeding Devices, Kinds of Pollination, Agents of Pollination, Development of Endosperm, Development of Seed, Development of Fruit, Polyembryony, Parts of Flower, Accessory Organs, Pre-fertilisation in Flowering Plant: Structures and Events, Development of Anther, Transverse Section of Mature Anther (Microsporangium), Microsporogenesis, Microspores and Pollen Grains, Development of Male Gametophyte, Advantages and Disadvantages of Pollen Grains, Structure of Ovule (Megasporangium), Types of Ovules, Megasporogenesis, Development of Female Gametophyte or Embryo Sac, Self Pollination (Autogamy), Cross Pollination, Abiotic Agents, Biotic Agents, Fertilization in Plant, Post Fertilisation in Plant: Structures and Events, Apomixis.
Using NCERT Class 12 Biology solutions Sexual Reproduction in Flowering Plants exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in NCERT Solutions are essential questions that can be asked in the final exam. Maximum CBSE, Karnataka Board PUC Class 12 Biology students prefer NCERT Textbook Solutions to score more in exams.
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