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Chapters
2: Sexual Reproduction in Flowering Plants
3: Human Reproduction
4: Reproductive Health
5: Principles of Inheritance and Variation
6: Molecular Basis of Inheritance
7: Evolution
8: Human Health and Disease
9: Strategies for Enhancement in Food Production
10: Microbes in Human Welfare
11: Biotechnology : Principles and Processes
12: Biotechnology and its Applications
13: Organisms and Populations
14: Ecosystem
15: Biodiversity and Conservation
16: Environmental Issues
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Solutions for Chapter 1: Reproduction in Organisms
Below listed, you can find solutions for Chapter 1 of CBSE, Karnataka Board PUC NCERT for बायोलॉजी [इंग्रजी] इयत्ता १२.
NCERT solutions for बायोलॉजी [इंग्रजी] इयत्ता १२ 1 Reproduction in Organisms Exercises [Pages 17 - 18]
Why is reproduction essential for organisms?
Which is a better mode of reproduction sexual or asexual? Why?
Why is the offspring formed by asexual reproduction referred to as clones?
Offspring formed due to sexual reproduction have better chances of survival. Why? Is this statement always true?
How does the progeny formed from asexual reproduction differ from those formed by sexual reproduction?
Distinguish between asexual and sexual reproduction.
Give two suitable examples of vegetative propagation.
Define Juvenile phase.
Define reproductive phase.
Define senescent phase.
Higher organisms have resorted to sexual reproduction in spite of its complexity. Why?
Explain why meiosis and gametogenesis are always interlinked?
Identify each part in a flowering plant and write whether it is haploid (n) or diploid (2n).
- Ovary
- Anther
- Egg
- Pollen
- Male gamete
- Zygote
Differentiate between a zoospore and a zygote.
Differentiate between gametogenesis from embryogenesis.
Describe the post-fertilization changes in a flower.
Collect five bisexual flowers from your neighborhood and with the help of your teacher find out their common and scientific names.
What is a bisexual flower?
Examine a few flowers of any cucurbit plant and try to identify the staminate and pistillate flowers. Do you know any other plant that bears unisexual flowers?
Why are offspring of oviparous animals at a greater risk as compared to offspring of viviparous animals?
Solutions for 1: Reproduction in Organisms
NCERT solutions for बायोलॉजी [इंग्रजी] इयत्ता १२ chapter 1 - Reproduction in Organisms
Shaalaa.com has the CBSE, Karnataka Board PUC Mathematics बायोलॉजी [इंग्रजी] इयत्ता १२ CBSE, Karnataka Board PUC solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. NCERT solutions for Mathematics बायोलॉजी [इंग्रजी] इयत्ता १२ CBSE, Karnataka Board PUC 1 (Reproduction in Organisms) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.
Concepts covered in बायोलॉजी [इंग्रजी] इयत्ता १२ chapter 1 Reproduction in Organisms are Flower, Pre-fertilisation in Flowering Plant: Structures and Events, Structure and Development of Anther, Microsporogenesis, Structure and Development of Male Gametophyte, Pollen Viability and Storage, Structure and Development of Ovule, Megasporogenesis, Development of Female Gametophyte or Embryo Sac, Pollination, Autogamy, Geitonogamy, Agents of Pollination, Anemophily, Hydrophily, Animal-Mediated Pollination (Zoophily), Outbreeding Devices, Pollen Pistil Interaction, Artificial Hybridization or Artificial Fertilization, Double Fertilization and Triple Fusion, Events in Sexual Reproduction > Post-Fertilization Structures and Events, Endosperm, Embryo, The Seed, Apomixis, Polyembryony, Cross-pollination.
Using NCERT बायोलॉजी [इंग्रजी] इयत्ता १२ solutions Reproduction in Organisms 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 बायोलॉजी [इंग्रजी] इयत्ता १२ students prefer NCERT Textbook Solutions to score more in exams.
Get the free view of Chapter 1, Reproduction in Organisms बायोलॉजी [इंग्रजी] इयत्ता १२ additional questions for Mathematics बायोलॉजी [इंग्रजी] इयत्ता १२ CBSE, Karnataka Board PUC, and you can use Shaalaa.com to keep it handy for your exam preparation.
