DAPZOI
Home Topics Quiz Login


Natural Biomaterials MCQ Questions & Answers

Natural Biomaterials MCQs : This section focuses on the "Natural Biomaterials". These Multiple Choice Questions (MCQs) should be practiced to improve the Natural Biomaterials skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

_______ and ________ are monomers of Alginate.

A. Sucrose and glucose
B. Maltose and galactose
C. Mannuronic acid and guluronic acid
D. Galactose and glucose

View Answer

Question 2

___________ Elastin is one of the components in natural ECM.

A. Chitosan
B. Cellulose
C. Elastin
D. Fibrin

View Answer

Question 3

____________ consists of a network of fibrous proteins.

A. Fibrin
B. Collagen
C. Alginate
D. Gelatin

View Answer

Question 4

____________ is a natural polymer derived from collagen.

A. Gelatin
B. Keratin
C. PVC
D. Polythene

View Answer

Question 5

____________ is one of the most common methods of modifying hyaluronic acid.

A. Esterification
B. Enzymatic modification
C. Hydrolysis
D. Trans-esterification

View Answer

Question 6

_____________ was synthesized by the reaction of silk with lactose using cyanuric chloride as the coupling spacer.

A. Galactosylated silk fibroin
B. Sulfonated silk fibroin
C. Elastin
D. Fibrin

View Answer

Question 7

_________________ helps in maintaining the structural integrity of most of the connective tissues in animals.

A. Collagen
B. Keratin
C. Elastin
D. Mucosal layer

View Answer

Question 8

Addition of _________ to alginate improves the cellular binding and interactions.

A. lectin
B. adenosine
C. collagen
D. elastin

View Answer

Question 9

Alginate is suitable for __________________

A. drug delivery
B. wound Healing
C. storage
D. consumption

View Answer

Question 10

Alginic acid is obtained from ___________

A. brown algae
B. amoeba
C. goldfish
D. phytoplankton

View Answer

Question 11

___________ can be obtained by the deacetylation of chitin.

A. Chitosan
B. Cellulose
C. Actin
D. Fibrin

View Answer

Question 12

Chitosan can be dissolved only in dilute acids because of its high porosity.

A. TRUE
B. FALSE

View Answer

Question 13

Chitosan has a similar structure to Glycos-Amino-Glycans (GAGs) in cartilage.

A. TRUE
B. FALSE

View Answer

Question 14

Collagen can be found naturally in cartilage tissue.

A. TRUE
B. FALSE

View Answer

Question 15

Covalent cross-linking of alginate gels with different molecules is a useful approach to control the __________ and mechanical properties of gels.

A. swelling
B. strength
C. toughness
D. porosity

View Answer

Question 16

Hyaluronic acid can be degraded by chitinase.

A. TRUE
B. FALSE

View Answer

Question 17

Hyaluronic acid plays an important role in ____________

A. wound Healing
B. adhesion
C. migration
D. differentiation

View Answer

Question 18

Fibrin is formed by the enzymatic polymerization of fibrinogen using ____________

A. thrombin
B. keratin
C. calcium
D. hydrochloric acid

View Answer

Question 19

Mechanical properties of alginate reduce in the presence of K+ ions.

A. TRUE
B. FALSE

View Answer

Question 20

Peptides are composed of amino acids.

A. TRUE
B. FALSE

View Answer

Question 21

PVC is usually added to hyaluronic acid in order to control its mechanical properties.

A. TRUE
B. FALSE

View Answer

Question 22

Silk is a natural biomaterial produced by ____________

A. spiders
B. cockroaches
C. ants
D. earthworms

View Answer

Question 23

The half-life of elastin is 24 hours.

A. TRUE
B. FALSE

View Answer

Question 24

The major drawback of using fibrin is its shrinkage.

A. TRUE
B. FALSE

View Answer

Question 25

Type I collagen is the dominant component in the native __________ scaffold.

A. bone
B. heart
C. liver
D. cartilage

View Answer

Question 26

Which of the following have a structure with three peptide chains bound with each other to form a rope-like structure?

A. Collagen
B. DNA
C. RNA
D. Peptidoglycan

View Answer