TN State Board Samacheer Kalvi Online Test for 12th Std - Bio Botany - English - Plant Tissue Culture

Question 1 Of 10

Invitro means.

In a test tube. inside the body inside the cell in a laboratory

Question 2 Of 10

This is not of the strategies used to make cell suspension

biotrans formation elicitation immobilization filtration

Question 3 Of 10

The growth hormones added in MS – medium are

Auxin & Gibberellins IAA & Kinetin Gaibberelline & cytokinin Auxin & ABA

Question 4 Of 10

Melchers & Co workers produced

Somatic hybrid of Nicotiana species Intergeneric hybrid between potato & tomato Interspecific hybrid of Nicotiana glauca and Nicotiana longs dorffii test tube fertilization in flowering plants

Question 5 Of 10

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

Question 6 Of 10

Choose the odd man out with regard to protoplasmic fusion

somatic hybridization Protoplasmic fusion Embryoids Polyethylene Glycol

Question 7 Of 10

The scientist developed root cultures, used Knop’s solution along with 3 vitamins is.

Murashige & Skoog P.R. White Kanta et-al E.C. Steward

Question 8 Of 10

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

Question 9 Of 10

Virus free plants are developed from

Organ culture Meristem culture Protoplast culture Cell suspension culture

Question 10 Of 10

Protoplasts are transferred to sucrose solution to

retain osmotic pressure retain viability restore solubility sterilize the protoplast

Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 12th Standard Bio Botany - English Medium - Plant Tissue Culture

Samacheer Kalvi 12th Bio Botany - Plant Tissue Culture - Book Back Questions in English Medium