Question

LONG TYPE QUESTIONS-AN
Q. 1. What do you mean by the following terms
Ans.(a) Pellicle: The surface layer becomes gelated
pellicle. Example: Pellicle of paramoecium.
(b) Cuticle : The outer limiting surface may be a cuti
cuticle is dead and may be made up of nitrogenous elen​

Answer 1

Answer:

Pellicle (biology), a thin layer supporting the cell membrane in various protozoa. Pellicle mirror, a thin plastic membrane which may be used as a beam splitter or protective cover in optical systems. ... Pellicle, the growth on the surface of a liquid culture, as in SCOBY.

Science: microbiology) the outer covering of a protozoan: the plasma membrane plus underlying reinforcing structures, for example the membrane bounded spaces (alveoli) just below the plasma membrane in ciliates.

Cuticle, the outer layer or part of an organism that comes in contact with the environment. ... In many invertebrates the dead, noncellular cuticle is secreted by the epidermis.

For example, the arthropods' cuticle is the outermost covering above the epidermis and that which forms the exoskeleton. In plants, the cuticle is the waxy covering on the surface of many of plant organs, e.g. leaves and young shoots.

Answer 2

Answer:

➡: a thin skin or film: such as. a : an outer membrane of some protozoans (such as euglenoids or paramecia) b : a film that reflects a part of the light falling upon it and transmits the rest and that is used for dividing a beam of light (as in a photographic device).