Dr.A.P.J.Abdul Kalam University MSC BOTANY IV SEM JUNE20 Plant Cell Tissues and Organ Culture [MSB401T] Aug-Sep 2020 Question Paper

Dr.A.P.J.Abdul Kalam University Old Question Papers

Master of Science (Botany)

Fourth Semester Main Examination, Aug-Sep 2020

Plant Cell Tissues and Organ Culture [MSB401T]

Time: 3:00 Hrs Max Marks 85

Note: Attempt all questions.

Each question has two parts.

Part A is 10 marks and part B is 7 marks.

Q.1 (a) Write about the history & scope of cellular differentiation.

(b) Write notes on:- (i) Plant cell (ii) Tissue culture

OR

(a) Explain all techniques of tissue culture.

(b) Write notes on:- (i) Organ culture (ii) In vitro fertilization

Q.2 (a) Write the mechanisms, techniques and utility of organogenesis.

(b) What are the fundamental aspects of morphogenesis?

OR

(a) Write a note on-(i) Fusion & culture (ii) Somatic hybridization

(b) Write achievements and limitation of protoplast research.

Q.3 (a) Write notes on :-(i) Clonal protoplast (ii) Artificial seeds

(b) Explain soma clones & soma clonal variation.

OR

(a) Write notes on:- (i) Application of plant tissue

(ii) Cryopreservation

 (b) What is germplasm storage?

Q.4 (a) Write notes on :-(i) Totipotency (ii) Concept of cellular differentiation

(b) What is somatic hybridization?

OR

(a) Write note on production of secondary metabolites.

(b) Write possibilities of protoplast research.

Q.5 (a) Explain somatic embryogenesis and androgenesis.

(b) Explain in vitro fertilization.

OR

(a) Write notes on:- (i) Soma clones & Soma clonal

(ii) Limitation of protoplast research

(b) Define mechanism techniques and utility of androgenesis

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