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Chapters
2: Reproduction in Lower and Higher Animals
3: Inheritance and Variation
4: Molecular Basis of Inheritance
5: Origin and Evolution of Life
6: Plant Water Relation
7: Plant Growth and Mineral Nutrition
8: Respiration and Circulation
9: Control and Co-ordination
10: Human Health and Diseases
11: Enhancement of Food Production
12: Biotechnology
13: Organisms and Populations
14: Ecosystems and Energy Flow
15: Biodiversity, Conservation and Environmental Issues
![Balbharati solutions for बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड chapter 1 - Reproduction in Lower and Higher Plants - Shaalaa.com](/images/biology-english-standard-12-maharashtra-state-board_6:429f7f9009264240a77c8945f6342a63.JPG "Balbharati solutions for बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड chapter 1 - Reproduction in Lower and Higher Plants")
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Solutions for Chapter 1: Reproduction in Lower and Higher Plants
Below listed, you can find solutions for Chapter 1 of Maharashtra State Board Balbharati for बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड.
Balbharati solutions for बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड 1 Reproduction in Lower and Higher Plants Exercises [Pages 16 - 17]
Insect pollinated flowers usually posses ______.
Sticky pollens with rough surface
Large quantities of pollens
Dry pollens with smooth surface
Light coloured pollens
Multiple choice question.
In ovule, meiosis occurs in ______
integument
nucellus
megaspore
megaspore mother cell
Multiple choice question.
The ploidy level is not the same in ______.
Integuments and nucellus
Root tip and shoot tip
Secondary nucleus and endosperm
Antipodals and synergids
Which of the following types require pollinator but the result is genetically similar to autogamy?
Geitonogamy
Xenogamy
Apogamy
Cleistogamy
If diploid chromosome number in a flowering plant is 12, then which one of the following will have 6 chromosomes?
Endosperm
Leaf cells
Cotyledons
Synergids
Multiple choice question.
In angiosperms, endosperm is formed by/ due to ______
free nuclear divisions of megaspore
polar nuclei
polar nuclei and male gamete
synergids and male gamete
Multiple choice question.
Point out the odd one.
Nucellus
Embryo sac
Micropyle
Pollen grain
Very short answer type question:
Name the part of gynoecium that determines the compatible nature of pollen grain.
Very short answer type question:
How many haploid cells are present in a mature embryo sac?
Even though each pollen grain has 2 male gametes, why at least 20 pollen grains are required to fertilize 20 ovules in a particular carpel?
Define megasporogenesis.
Very short answer type question:
What is hydrophily?
Name the layer which supplies nourishment to the developing pollen grains.
Define Parthenocarpy.
Are pollination and fertilization necessary in apomixis?
Very short answer type question:
Name the parts of pistil which develop into fruits and seeds.
What is the function of filiform apparatus?
Short Answer Question:
How polyembryony can be commercially exploited?
Pollination and seeds formation is very crucial for fruit formation. Justify the statement.
Incompatibility is a natural barrier in the fusion of gametes. How will you explain this statement?
Describe three devices by which cross-pollination is encouraged in angiosperms by avoiding self- pollination.
Long Answer Questions:
Describe the process of double fertilization.
Explain the stages involved in the maturation of microspore into a male gametophyte.
Explain the development of dicot embryo.
Long Answer Question:
Draw a labeled diagram of the L.S. of anatropous ovule and list the components of the embryo sac and mention their fate after fertilization.
The ______ collect the pollen grains.
Fill in the blanks:
The male whorl, called the ________ produces ________.
Fill in the blank:
The pollen grains represent the ________.
Fill in the blank:
The ________contains the egg or ovum.
Fill in the blank:
________takes place when one male gamete and the egg fuse together. The fertilized egg grows into a seed from which the new plants can grow.
Fill in the blank:
The ______ is the base of the flower to which other floral parts are attached.
Fill in the blank:
________is the transfer of pollen grains from the anther of the flower to the stigma of the same or a different flower
Once the pollen reaches the stigma, the pollen tube traverses down the ________ to the ovary where fertilization occurs.
Fill in the blanks:
The ______ are coloured to attract the insects that carry the pollen. Some flowers also produce ______ or ______ that attracts insects.
Fill in the blank:
The whorl ________is green that protects the flower until it opens.
Label the parts of seed.
Match the column.
| Column - I (Structure before seed formation) |
Column - II (Structure after seed formation) |
||
| A. | Funiculus | I. | Hilum |
| B. | Scar of ovule | II. | Tegmen |
| C. | Zygote | III. | Testa |
| D. | Inner integument | IV. | Stalk of seed |
| V. | Embryo | ||
A - V, B - I, C - II, D - IV
A - III, B - IV, C - I, D - V
A - IV, B - I, C - V, D - II
A - IV, B - V, C - III, D - II
Solutions for 1: Reproduction in Lower and Higher Plants
Balbharati solutions for बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड chapter 1 - Reproduction in Lower and Higher Plants
Shaalaa.com has the Maharashtra State Board Mathematics बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड Maharashtra State Board 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. Balbharati solutions for Mathematics बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड Maharashtra State Board 1 (Reproduction in Lower and Higher Plants) 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. Balbharati textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.
Concepts covered in बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड chapter 1 Reproduction in Lower and Higher Plants are Overview of Reproduction in Lower and Higher Plants, Fertilization, Reproduction, Asexual Reproduction, Asexual Reproduction in Unicellular Organisms > Binary Fission, Binary Fission > Simple Binary Fission, Binary Fission > Transverse Binary Fission, Binary Fission > Longitudinal Binary Fission, Asexual Reproduction in Unicellular Organisms > Multiple Fission, Asexual Reproduction in Unicellular Organisms > Budding, Asexual Reproduction in Multicellular Organisms > Fragmentation, Asexual Reproduction in Multicellular Organisms > Spore Formation, Structure and Development of Male Gametophyte, Structure and Development of Ovule, Types of Ovules (Based on Orientation), Types of Ovules (Based on Integuments), Megasporogenesis, Development of Female Gametophyte or Embryo Sac, Pollination, Malacophily, Outbreeding Devices, Pollen Pistil Interaction, Double Fertilization and Triple Fusion, Endosperm, Embryo, Apomixis, Parthenocarpy, Sexual Reproduction, Cross-pollination, Anemophily, Hydrophily, Entomophily, Ornithophily, Cheiropteriphily, Polyembryony, Geitonogamy, Agents and Types of Cross-pollination, Artificial Hybridization or Artificial Fertilization, Seed and Fruit Development, Dormancy, Vegetative Reproduction or Vegetative Propagation, Natural Vegetative Propagation, Artificial Vegetative Propagation, Flower, Structure and Development of Anther, Microsporogenesis, Autogamy.
Using Balbharati बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड solutions Reproduction in Lower and Higher 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 Balbharati Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board बायोलॉजी [अंग्रेजी] कक्षा १२ महाराष्ट्र राज्य बोर्ड students prefer Balbharati Textbook Solutions to score more in exams.
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