KVV E-Modules

The biological source of Vinca is:

A: Digitalis purpurea B: Catharanthus roseus C: Rauwolfia serpentina D: Papaver somniferum

Vinca belongs to which family?

A: Solanaceae B: Fabaceae C: Apocynaceae D: Liliaceae

Which alkaloid of Vinca is mainly used in the treatment of leukemia?

A: Vinblastine B: Ajmalicine C: Vincristine D: Serpentine

The important anticancer alkaloids present in Vinca are:

A: Morphine and Codeine B: Vinblastine and Vincristine C: Quinine and Quinidine D: Atropine and Scopolamine

Vinca alkaloids act by inhibiting:

A: Protein synthesis B: DNA replication C: Microtubule formation D: Cell respiration

The cell cycle is arrested by Vinca alkaloids at:

A: G1 phase B: S phase C: G2 phase D: Metaphase of mitosis

Which microscopic character is absent in Vinca leaf?

A: Palisade cells B: Spongy parenchyma C: Calcium oxalate crystals D: Collenchyma

Vindoline and Catharanthine are classified as:

A: Steroidal alkaloids B: Indole monomeric alkaloids C: Tropane alkaloids D: Pyridine alkaloids

Vinblastine is mainly used in the treatment of:

A: Diabetes mellitus B: Hodgkin’s disease C: Hypertension D: Malaria

Which propagation method of Vinca is considered economical?

A: Tissue culture B: Nursery sowing C: Stem cutting D: Layering