Correct Answer is: Un organized actively dividing mass of cells maintained in cultured

Correct Answer is: formation of root and shoots on callus tissue

Un organized actively dividing mass of cells maintained in cultured

Tissue that grows to form embryoid

Plant Tissue Culture MCQ Multiple Choice Questions Answers | Quiz for Practice

Q: 1. What is meant by Organ culture ?

Correct Answer is: Maintenance alive of a whole organ, after removal from the organism by partial immersion in a nutrient fluid

Q: 2. What is the name of naturally occurring Auxin in plant?

Correct Answer is: Indole 3-acetic acid (IAA)

Q: 3. What is the name of the bacteria known as natural genetic engineer of plants?

Correct Answer is: Agrobacterium tumefaciens

Q: 4. What is/are the benefit(s) of micropropagation or clonal propagation?

Correct Answer is: All of the above

Q: 6. Which breeding method uses a chemical to strip the cell wall of plant cells of two sexually incompatible species?

Correct Answer is: Protoplast fusion

Q: 8. Which of the following is considered as the disadvantage of conventional plant tissue culture for clonal propagation?

Correct Answer is: Storage and transportation of propagates

Q: 9. Which of the following is used in the culture of regenerating protoplasts, single cells or very dilute cell suspensions?

Correct Answer is: Both a and b

Q: 11. Which vector is mostly used in crop improvement?

Correct Answer is: Agrobacterium

Q: 13. A medium which is composed of chemically defined compound is called

Correct Answer is: Synthetic media

Q: 15. Agrobacterium based gene transfer is efficient

Correct Answer is: only with dicots

Plant Tissue Culture MCQs are essential for students and exam aspirants to test their knowledge and understanding of the subject. Practice these multiple-choice questions to excel in your exams and interviews.

About Plant Tissue Culture MCQ Questions

Plant Tissue Culture is a method of growing plant cells, tissues, or organs under aseptic conditions. Key concepts covered include the types of cultures (e.g., callus, suspension), media components, and applications in agriculture and biotechnology. These MCQs will help you grasp the fundamental and advanced aspects of plant tissue culture.

Why Practice Plant Tissue Culture Objective Questions?

Practicing Plant Tissue Culture MCQs offers several benefits. It helps in reinforcing your understanding of key concepts, preparing for school and college exams, and enhancing your performance in competitive exams and interviews. Regular practice also aids in identifying weak areas and improving your overall subject knowledge.

Who Should Use These MCQs?

Students preparing for school or college exams
Competitive exam aspirants
Candidates preparing for interviews

Plant Tissue Culture MCQ Questions for Practice

1. What is meant by Organ culture ?

The aspects of culture in community which are mainly dedicated by the need of a specified organ of the human body
Maintenance alive of a whole organ, after removal from the organism by partial immersion in a nutrient fluid
Introduction of a new organ in an animal body with a view to create genetic mutation in the progenies of that animal
Cultivation of organs in a laboratory through the synthesis of tissues

2. What is the name of naturally occurring Auxin in plant?

1-napthoxyacetic acid (NOA)
1-napthaleneacetic acid (NAA)
2,4-Dichlorophenoxyacetic acid (2,4-D)
Indole 3-acetic acid (IAA)

3. What is the name of the bacteria known as natural genetic engineer of plants?

Aspergillus niger
Escherichia coli
Agrobacterium tumefaciens
Pseudomonas aeruginosa

4. What is/are the benefit(s) of micropropagation or clonal propagation?

All of the above
Rapid multiplication of superior clones
Multiplication of disease free plants
Multiplication of sexually derived sterile hybrids

5. When plated only in nutrient medium, how much time is required for the protoplast to synthesize new cell wall?

15-17 days
2-5 days
5-10 days
10-15 days

6. Which breeding method uses a chemical to strip the cell wall of plant cells of two sexually incompatible species?

Transpiration
Mass selection
Protoplast fusion
Transformation

7. Which method of plant propagation involves the use of girdling?

Micropropagation
Grafting
Cuttings
Layering

8. Which of the following is considered as the disadvantage of conventional plant tissue culture for clonal propagation?

Both b and c
Multiplication of sexually derived sterile hybrids
Less multiplication of disease free plants
Storage and transportation of propagates

9. Which of the following is used in the culture of regenerating protoplasts, single cells or very dilute cell suspensions?

None of these
Nurse medium
Nurse or feeder culture
Both a and b

10. Which of the following plant cell will show totipotency?

Cork cells
Xylem vessels
Sieve tube
Meristem

11. Which vector is mostly used in crop improvement?

Agrobacterium
Plasmid
Cosmid
Phasmid

12. Who is the father of tissue culture?

Gautheret
Bonner
Haberlandt
Laibach

13. A medium which is composed of chemically defined compound is called

None of these
Natural media
Synthetic media
Artificial media

14. A(n)...................is an excised piece of leaf or stem tissue used in micropropagation

scion
microshoot
medium
explant

15. Agrobacterium based gene transfer is efficient

with majority monocots and few dicots
only with dicots
only with monocots
with both monocots and dicots

16. Callus is

Un organized actively dividing mass of cells maintained in cultured
Tissue that forms embryo
An insoluble carbohydrates
Tissue that grows to form embryoid

17. Cell fusion method includes the preparation of large number of

cells from different species
plant cells stripped of their cell wall
single plant cell stripped of their cell wall
plant cells with cell wall

18. Cellular totipotency is the property of

all of these
Plants
Animals
Bacteria

19. Cybrids are produced by

None of the above
Fusion of two different nuclei from two different species
Fusion of two same nuclei from same species
Nucleus of one species but cytoplasm from both the parent species

20. DMSO (dimethyl sulfoxide) is used as

Cryoprotectant
Gelling agent
Alkylating agent
Chelating agent

21. Growth hormone producing apical dominance is

Cytokinin
Auxin
Gibberellin
Ethylene

22. Hormone pair required for a callus to differentiate are

Cytokinins and gibberllin
Auxin and cytokinin
Auxin and ethylene
Auxin and absiccic acid

23. In a callus culture

only auxin is required for root and shoot formation
increasing level of cytokinin to a callus induces shoot formation and increasing level of auxin promote root formation
increasing level of auxin to a callus induces shoot formation and increasing level of cytokinin promote root formation
auxins and cytokinins are not required

24. In a cell, protoplast consists of the following EXCEPT?

Cytoplasm
Cell wall
Cell membrane
Nucleus

25. In growth room, humidifier serves as?

Temperature controller
Contaminant reducer
Humidity reducer
Medium drying preventer

26. In plant tissue culture, what is the term ORGANOGENESIS means?

None of the above
Formation of callus culture
Formation of root & shoot from callus culture
Genesis of organ

27. Media room of a plant tissue culture lab should consist of the following EXCEPT?

Biosafety cabinet
pH meter
Autoclave machine
Analytical balance

28. Organogenesis is

genesis of organs
formation of callus tissue
formation of root and shoots on callus tissue
Both a and b

29. Part of plant used for culturing is called

Callus
Scion
Explant
Stock

30. Plant tissue culture technique is a redefined method of

Selection
Hybridization
Vegetative Propagation
Asexual Reproduction