Question

Q.65 Unit membrane model of plasma membrane

was proposed by -

(1) Robertson (2) Singer

(3) Denielli (4) Robert Hook

Q.66 Pit membrane of simple pit is formed by -

(1) Secondary cell wall

(2) Middle lamella

(3) Primary cell wall

(4) plasma membrane

Q.67 Term plasmodesmeta was first used by -

(1) Leuwenhock (2) De duve

(3) Strasburger (4) Porter

Q.68 Primary cell wall formed by -

(1) Intussuception

(2) Apposition

(3) Intussusception & lignification

(4) Mineralization

Q.69 Cell wall of prokaryotes is made up of -

(1) Chitin (2) Cellulose

(3) Glucose amine (4) Mucopepitde

Q.70 Butter Sandwich model of plasma membrane

was proposed by -

(1) Davson and Danielli

(2) Robertson

(3) Singer and Nicolson

(4) Benson

Q.71 The Singer’s Model of Plasma membrane

differs from the Robertson’s model in the -

(1) Number of lipid layers

(2) Arrangement of proteins

(3) Arrangement of lipid layers

(4) Absence of protein layers

Q.72 Ingestion of solid food by plasma membranes

is called -

(1) Endosmosis

(2) Pinocytosis

(3) Cytokinesis

(4) Phagocytosis

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Answer 1

Answer:

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