ZOOLOGY Revision 3

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ZOOLOGY Revision 3

🟥 QUESTIONS : 50

🟥 TIME : 45 MINS

1 / 50

1) The MHC Genes in humans are located in

A) Chromosome 6

B) Chromosome 7

C) Chromosome 12

D) Chromosome 9

2 / 50

: Role of magnesium in vaccine
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A) Adjuvant

B) Stabilizer

C) Conditioner

D) All of these

3 / 50

3) Which are the junctions not present in an epithelial tissue

A) Tight junctions

B) Short junction

C) Gap junctions

D) Anchoring junctions

4 / 50

4) In antibody which one is first formed after infection is

A) Ig A

B) IgM

C) IgD

D) IgG

5 / 50

5) In higher vertebrates, the immune system can distinguish self and non-self cells. If this property is lost due to the genetic abnormality and it attacks self-cells, then it leads to

A) Autoimmune disease.

B) Allergy

C) AIDS

D) Severe combined immuno deficiency

6 / 50

6) The site where immature lymphocytes differentiate into antigen sensitive lymphocytes are

A) Spleen

B) Tonsils

C) Thymus

D) Peyer's Patches

7 / 50

7) Humoral immunity is mediate by

A) R cells

B) T cells

C) NK cells

D) Plasma ells

8 / 50

8) Structureal unit of sphingolipids are

A) Sphingosine

B) Ceramids

C) Fatty acids

D) Serine

9 / 50

9) In a molecule of Lecithin

A) 2 fatty acid are attached to C3 and C2

B) Phosphoric acid is attached to C1

C) Choline is attached to fatty acid

D) Choline is attached to H 3 PO 4

10 / 50

10) Phospholipid found in mitochondrial membrane

A) Cardiolopin

B) Cepalin

C) Lecithin

D) Mitolipin

11 / 50

11)

Terpenoid s have the basic unit called
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A) Amino acid

B) Nucleotide

C) Isoprene

D) Glucose

12 / 50

The naturally occurring fats are of
-

12) --

A) C type

B) L type

C) D type

D) All of these

13 / 50

13) Who proposed classification of lipids based on their chemical composition

A) Bloor

B) Wilkin

C) Flemming

D) Khune

14 / 50

14) Nitrogen containing phospholipid

A) Phosphatidylinositol

B) Cardiolipin

C) Sphingomyelin

D) Cephalin

15 / 50

15) The number of double bonds in arachidonic acid is

A) 1

B) 2

C) 4

D) 6

16 / 50

16) An example of a hydroxy fatty acid is

A) Ricinoleic acid

B) Crotonic acid

C) Butyric acid

D) Oleic acid

17 / 50

17) Find the incorrect statement about the biological functions of lipids.

A) Storage form of metabolic fuel

B) Exhibit increased catalytic activity

C) Have a protective function in bacteria, plant, and insects

D) The structural component of membranes

18 / 50

18) Beta-oxidation of Fatty Acid is Commonly Seen in Which of the Following Options?

A) Mitochindria and ER

B) Peroxisome and Mitochondria

C) Only Mitochondria

D) Only Peroxisome

19 / 50

19) The degree of unsaturation of lipids can be measured as

A) Iodine number

B) Saponification number

C) Reichert-Meissel number

D) Polenske number

20 / 50

20) Rancidity of lipids of lipid-rich foodstuffs is because of

A) Reduction of fatty acids

B) Hydrogenation of unsaturated fatty acids

C) Dehydrogenation of saturated fatty acids

D) Oxidation of fatty acids

21 / 50

21)

In fats, the number of OH groups can be expressed as
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A) Reichert-Meissil number

B) Polenske number

C) Iodine number

D) Acetyl number

22 / 50

22) An example of ----------- is Carnauba wax

A) Soft wax

B) Liquid wax

C) Hard wax

D) Archaebacterial wax

23 / 50

23) Which of the following aminoacids is not necessary to be taken in the diet

A) Histidine

B) Threonine

C) Serine

D) - Lysine

24 / 50

24)

Amino acids are mostly synthesized from
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A) Fatty acids

B) Mineral salts

C) Alpha keto glutaric acid

D) Volatile acids

25 / 50

25) Which of the following are known as helix breakers

A) Proline and glycine

B) Isoleucin and leucine

C) Valine

D) Thrionine

26 / 50

26) Which part of the amino acid gives it uniqueness

A) Amino group

B) Carboxyl group

C) Side chain

D) None of the above

27 / 50

27) Average molecular weight of an amino acid residue in a protein

A) 118

B) 128

C) 110

D) 108

28 / 50

28) Which is the 39 residue hormone of anterior pituitary

A) Corticotropin

B) Glucagon

C) Insulin

29 / 50

29)

Nature of peptide bond
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A) Covalent bond

B) Ionic bond

C) Metallic bond

D) Hydrogen bond

30 / 50

30) Eg for imino acid

A) Threonine

B) Proline

C) Tryptophan

D) Tyrosine

31 / 50

31) Which amino acid first isolated from silk fibroin

A) Alanine

B) Glycine

C) Valine

D) Isoleusine

32 / 50

32)

Term macromolecule coined by
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-
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-

A) Berzelius

B) Schaudinger

C) Kilgour

D) McGilvery

33 / 50

33)

The complete hydrolytic decomposition of natural protein as
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-
-

A) Protein-protean-proteoses-peptones-peptides-amino acids

B) Protein- peptone-protean-peptides-proteoses-amino acids

C) Protein-peptones-proteoses-protean- peptides- aminoacids

34 / 50

34)

Which is not related to globular protein?
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A) Hemoglobin

B) Cytochrome b

C) Myoglobin

D) Cytochrome c

35 / 50

35) Name the biochemical test to detect the presence of sugar in urine and blood

A) Benedict's test

B) Fehling's test

C) Both

D) Non of this

36 / 50

36) Which is the simplest amino acid?

A) Alanine

B) Glycine

C) Cystine

D) Serine

37 / 50

37) Which of the following is not reducing sugar

A) Glucose

B) Sucrose

C) Lactose

D) Maltose

38 / 50

38)

Which HSP is called chaperonin
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-
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A) HSP 60

B) HSP 70

C) HSP 10

D) HSP 90

39 / 50

39) Enzymes catalysing electron transport are present mainly in the

A) Ribosome

B) Endoplasmuc reticulim

C) Inner membrane of mitochondria

D) Outer membrane of mitochondria

40 / 50

40)

When substrate concentration is much greater than Km, the velocity is constant and equal to Vmax. At this point the rate of reaction said to be
-
-
-
-

A) First order with respect to substrate

B) Second order with respect to substrate

C) Zero order with respect to substrate

D) None of the above

41 / 50

41) Which one of the following has isoenzymes?

A) Lactic dehyadrogenase

B) Hexokinase

C) Citrate synthetase

D) Aldolase

42 / 50

42) Which of the following coenzyme acts as an electron sink to promote catalysis?

A) Biotin

B) Lipoamide

C) Co-A

D) Pyridoxal phosphate

43 / 50

43)

Which one of the following is a mitichondrial marker enzyme?
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-
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A) Aldolas

B) - Amylase

C) Succinic dehydrogenase

D) Pyruvate dehydrogenase

44 / 50

44) Carbonic anhydrase is activated in the presence of which element

A) Mb

B) Mn

C) Ca

D) Zn

45 / 50

45)

Near freezing point,an enzyme is
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A) Slightly activated

B) Inactivated

C) Denatured

D) Destroyed

46 / 50

46) Ceruloplasmin is a ]

A) Metalloprotein contains zinc

B) metalloprotein Contains iron

C) Metalloprotein Contains copper

D) Metalloprotein contains Mg

47 / 50

47) Uridine, only present in RNA is a

A) Nucleoside

B) Nucleotide

C) Purine

D) Pyramidine

48 / 50

48) The gelatin used in food preparation is a derivative of..

A) Fibroin

B) Collagen

C) α-Keratins

D) Elastin

49 / 50

49)

Which one is not a fibrous protein
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-

A) Jisha V V, [10-Mar-22 6:57 AM] [ Poll : Which one is not a fibrous protein ] - Fibroin - Collagen - α-Keratins - Haemoglobin

B) Collagen

C) α-Keratins

D) Haemoglobin

50 / 50

50) The number of venter canal cell in bryophyte is always

A) one

B) two

C) three

D) four

Your score is

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🟥 TOPIC :

🟥 NUMBER OF QUESTIONS : 50

🟥 TIME : 45 MINS

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ZOOLOGY Revision 3

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