111. Who reported somatic embryogenesis in carrot?
A. Reinsert.
B. Stewart.
C. Caplin.
D. Cocking.
ANSWER: A
112. Who reported cell cultures and protoplast cultures in cereals?
A. I.K.vasil and V.Vasil.
B. Riker and Hildebrandt.
C. Kolte and Robbins
D. Schenk.
ANSWER: A
113. The concept of the regeneration of plants from single cells is given by ______.
A. Haberlandt and Hannig.
B. Skoog and Miller.
C. Vasil and Hildebrandt.
D. Gautheret, White and Nobecourt.
ANSWER: C
114. The concept of isolating the protoplast using enzymes was reported by ______.
A. Cocking.
B. Murashige.
C. Skoog.
D. Bhowani.
ANSWER: A
115. The basic facilities in a laboratory organization include ______.
A. washing and storage facilities.
B. media preparation.
C. transfer area.
D. all the above.
ANSWER: D
116. What type of glasswares can be used in the plant tissue culture work?
A. Borosilicate.
B. Plastic.
C. Metal.
D. Aluminum.
ANSWER: A
117. The optimum relative humidity of plant tissue culture is _______%.
A. 20-98.
B. 30-98.
C. 40-98.
D. 50-98.
ANSWER: A
118. The dry heat methods include _______.
A. flaming.
B. incineration.
C. hot air oven.
D. all the above.
ANSWER: D
119. The optimum condition of autoclaving in plant tissue culture is ___ ºC, ___ psi, ____min
A. 123, 15, 15.
B. 121, 17, 15.
C. 121, 15, 25.
D. 121, 15, 15.
ANSWER: D
120. The solution used to sanitize clean surfaces in food and dairy industries is _________.
A. hypochlorite solution.
B. hypochloric acid.
C. sodium hydrochloride.
D. chlorine.
ANSWER: A
