Download App

Plant Tissue Culture. — BIO BOTANY STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12BIO BOTANYPlant Tissue Culture.1 Mark
MCQ
Dimethyl sulphoxide is a ___________
  • A
    Solidifying agent
  • ✓
     Cryoprotectant
  • C
     Fusogenic agent
  • D
    Stimulant
✓

Answer

Correct option: B.
 Cryoprotectant
Cryoprotectant

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer." from Plant Tissue Culture.→Plant Tissue Culture. — all question types→BIO BOTANY STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

Assertion (A): Entamophily is the most common type of pollination.
Reason (R) : Birds and animals brings out effective pollination.
→
Who is popularly called the “father of the green revolution in India”?
→
Match the following:
Vegetative Reproductive structures
Vegetative Reproductive structures Plants
(1) Rhizome (i) Allium cepa
(2) Tunicated bulb (ii) Zingiber officinale
(3) Corm (iii) Pistia stratiotes
(4) Offset (iv) Colocasia
→
Match the following:
(A) Solidifying agent (i) Sucrose
(B) Cryoprotectant (ii) PEG
(C) Growth hormone (iii) Agar
(D) Fusogen (iv) IAA
→
Which is not a true statement regarding rain water harvesting?
→
Statement 1: Liposomes are the artificial lipoprotein vesicles.
Statement 2: Liposomes are highly used in gene transfer.
→
Statement 1: The pollen grains are deposited on the receptive surface of style.
Statement 2: After landing, the first visible change in pollen is hydration.
→
Paddy, Wheat and Sorghum, etc., come under the category of cereals. All the members of cereals belong to which of the following family?
→
Assertion (A): Self-sterility is observed in Nicotiana species.
Reason (R): Because the genes are located on chromosome.
→
Complete the food chain by filling the link X:
Paddy → Grassopper → Frog → X → Hawk
→