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Chapters
2: Classical Genetics
3: Chromosomal Basis of Inheritance
4: Principles and Processes of Biotechnology
▶ 5: Plant Tissue Culture
6: Principles of Ecology
7: Ecosystem
8: Environmental Issues
9: Plant Breeding
10: Economically Useful Plants and Entrepreneurial Botany
![Samacheer Kalvi solutions for Biology (Botany) [English] Class 12 TN Board chapter 5 - Plant Tissue Culture - Shaalaa.com](/images/biology-botany-english-class-12-tn-board_6:5f2b1b2038084cf381bfa42c826a928c.jpg "Samacheer Kalvi solutions for Biology (Botany) [English] Class 12 TN Board chapter 5 - Plant Tissue Culture")
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Solutions for Chapter 5: Plant Tissue Culture
Below listed, you can find solutions for Chapter 5 of Tamil Nadu Board of Secondary Education Samacheer Kalvi for Biology (Botany) [English] Class 12 TN Board.
Samacheer Kalvi solutions for Biology (Botany) [English] Class 12 TN Board 5 Plant Tissue Culture Evaluation [Pages 105 - 107]
Choose the correct answer from the given option
Totipotency refers to
capacity to generate genetically identical plants.
capacity to generate a whole plant from any plant cell/explant.
capacity to generate hybrid protoplasts.
recovery of healthy plants from diseased plants.
Micro propagation involves
vegetative multiplication of plants by using micro-organisms.
vegetative multiplication of plants by using small explants.
vegetative multiplication of plants by using microspores.
Non-vegetative multiplication of plants by using microspores and megaspores.
Match the following:
| Column A | Column B | ||
| 1) | Totipotency | A) | Reversion of mature cells into meristerm |
| 2) | Dedifferentiation | B) | Biochemical and structural changes of cells |
| 3) | Explant | C) | Properties of living cells develop into the entire plant |
| 4) | Differentiation | D) | Selected plant tissue transferred to the culture medium |
1 - C, 2 - A, 3 - D, 4 - B
1 - A, 2 - C, 3 - B, 4 - D
1 - B, 2 - A, 3 - D, 4 - C
1 - D, 2 - B, 3 - C, 4 - A
The time duration for sterilization process by using autoclave is ______ minutes and the temperature is _______
10 to 30 minutes and 125° C
15 to 30 minutes and 121° C
15 to 20 minutes and 125° C
10 to 20 minutes and 121° C
Which of the following statement is correct
Agar is not extracted from marine algae such as seaweeds.
Callus undergoes differentiation and produces somatic embryoids.
Surface sterilization of explants is done by using mercuric bromide
PH of the culture medium is 5.0 to 6.0
Select the incorrect statement from given statement
A tonic used for cardiac arrest is obtained from Digitalis purpuria
Medicine used to treat Rheumatic pain is extracted from Capsicum annum
An anti malarial drug is isolated from Cinchona officinalis.
Anti-cancinogenic property is not seen in Catharanthus roseus.
All the above are correct
Virus free plants are developed from
Organ culture
Meristem culture
Protoplast culture
Cell suspension culture
The prevention of large scale loss of biological interity
Biopatent
Bioethics
Biosafety
Biofuel
Cryopreservation means it is a process to preserve plant cells, tissues, or organs
at very low temperature by using ether.
at very high temperature by using liquid nitrogen
at very low temperature of -196 by using liquid nitrogen
at very low temperature by using liquid nitrogen
Solidifying agent used in plant tissue culture is
Nicotinic acid
Cobaltous chloride
EDTA
Agar
What is the name of the process given below? Write its 4 types.
How will you avoid the growing of microbes in the nutrient medium during the culture process? What are the techniques used to remove the microbes?
Write the various steps involved in cell suspension culture.
What do you mean Embryoids? Write its application.
Give examples for micro propagation performed by plants.
Explain the basic concepts involved in plant tissue culture
Based on the material used, how will you classify the culture technology? Explain it.
Give an account on Cryopreservation.
What do you know about Germplasm conservation? Describe it.
Write the protocol for artificial seed preparation.
Solutions for 5: Plant Tissue Culture
Samacheer Kalvi solutions for Biology (Botany) [English] Class 12 TN Board chapter 5 - Plant Tissue Culture
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Concepts covered in Biology (Botany) [English] Class 12 TN Board chapter 5 Plant Tissue Culture are Plant Tissue Culture (PTC), Plant Regeneration Pathway, Applications of Plant Tissue Culture, Intellectual Property Right (IPR), Future of Biotechnology, Basic Concepts of Tissue Culture, Conservation of Plant Genetic Resources.
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