1. Explain the procedure of Tissue Culture .
2. Write down the advantages of the Tissue Culture.
3. Name the underground stems giving one example in each case.
Answers
ᴀɴsᴡᴇʀ-:
Explain the procedure of Tissue Culture .
⇢Plant tissue culture is a practice of propagating plants under sterile conditions, often to produce clones of a plant. Process of tissue culture: Plants are grown in test tubes. A small part of the plant is allowed to grow on a nutrient medium containing all nutrients and hormones necessary for the plant growth.
Write down the advantages of the Tissue Culture.
★Advantages of Tissue Culture
⇢The new plantlets can be grown in a short amount of time.
⇢Only a small amount of initial plant tissue is required.
⇢The new plantlets and plants are more likely to be free of viruses and diseases.
⇢The process is not dependant on the seasons and can be done throughout the year.
Name the underground stems giving one example in each case.
★Types of underground stems
Bulb - Short, upright organ leaves modified into thick flesh scales. Tulips, daffodils and Lilies. Corm - Short, upright, hard or fleshy stems covered with thin, dry papery leaves. Rhizome - With reduced scale like leaves.