KUET 2023 Question Paper M.Sc. Bioresources

FOR KUET EXAM PREPARATION

KUET 2023
Question Paper · M.Sc.
Bioresources
EXAM YEAR TYPE SUBJECT

KUET 2023 Question Paper M.Sc. Bioresources

Notes · Sample Papers · Previous Year Papers · Mock Tests

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Sr. No. .............................

ENTRANCE TEST-2023
SCHOOL OF BIOLOGICAL SCIENCES

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BIORESOURCES

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Question Booklet Series

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Total Questions : 60

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Time Allowed : 70 Minutes Roll No. :

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Test Roll Number in the space provided at the top of this page of Question a
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Instructions for Candidates :

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1. Write your Entrance Booklet and
fill up the necessary in the spaces provided on the OMR Answer Sheet.
2. OMR Answer Sheet has an Original Copy and a Candidate’s Copy glued beneath it at the top. While making
entries in the Original Copy, candidate should ensure that the two copies are aligned properly so that the
entries made in the Original Copy against each item are exactly copied in the Candidate’s Copy.
3. All entries in the OMR Answer Sheet, including answers to questions, are to be recorded in the Original Copy
only.

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4. Choose the correct / most appropriate response for each question among the options A, B, C and D and
darken the circle of the appropriate response completely. The incomplete darkened circle is not correctly

mcircle of correct/most appropriate response. In no case
read by the OMR Scanner and no complaint to this effect shall be entertained.

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5. Use only blue/black ball point pen to darken the

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6. Do not darken more than one circle ofaoptions for any question. A question with more than one darkened
gel/ink pen or pencil should be used.

response shall be considered wrong.
7. There will be ‘Negative Marking’ for wrong answers. Each wrong answer will lead to the deduction of
0.25 marks from the total score of the candidate.
8. Only those candidates who would obtain positive score in Entrance Test Examination shall be eligible for
admission.

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9. Do not make any stray mark on the OMR sheet.

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10. Calculators and mobiles shall not be permitted inside the examination hall.

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a in which case it will not
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11. Rough work, if any, should be done on the blank sheets provided with the question

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be evaluated.
13. Ensure that your OMR Answer Sheet has been signed by the Invigilator and the candidate himself/herself.
14. At the end of the examination, hand over the OMR Answer Sheet to the invigilator who will first tear off the
original OMR sheet in presence of the Candidate and hand over the Candidate’s Copy to the candidate.

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1. According to the Biosystematic species concept, a 6. Dandelion is the common name of this plant with
Coenospecies is considered equivalent to a hepatoprotective properties :
(A) Subspecies
(A) Catharanthus roseus
(B) Subgenus
(B) Atropa acuninata
(C) Genus
(D) Family (C) Cichorium intybus

2. The pyramid of energy which is a graphic (D) Taraxacum officinale
representation of the amount of energy trapped per 7. Historically this medicinal plant was grown by ancient
unit time and area in different trophic levels in a food
Egyptians as a coffee substitute and vegetable crop :
chain, is always
(A) Cichorium intybus
(A) Inverted
(B) Horizontal (B) Malva sylvestris
(C) Linear (C) Arnebia benthamii
(D) Upright (D) Atropa acuminata
3. The species which have much greater influence on 8. Hydrothermal treatment followed by drying before
community characteristics relative to their low
milling to improve the quality of rice is called
abundance or biomass are known as
(A) Keystone species (A) Lessboiling

(B) Critical species (B) Parboiling
(C) Landstone species (C) Chemiboiling
(D) Trans species (D) None of the above
4. Whittaker described the diversity within a particular
9. Cleavage Polyembryony is seen in
area or ecosystem usually expressed as species
richness as (A) Petunia

(A) Gamma diversity (B) Citrus
(B) Beta diversity (C) Pinus
(C) Alpha diversity (D) Mango
(D) None of the above
10. In honey bees the Royal jelly is secreted by
5. The separation of cotton lint from the seed is called
(A) Comb gland
(A) Baling
(B) Ginning (B) Crop gland

(C) Seeding (C) Pineal gland
(D) Galing (D) Hypopharyngeal gland

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11. The proteinaceous silk gum coating the fibres and 16. In TMV the Capsid consists of
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keeping them together in silkworms is called (A) 426 capsomeres
(A) Silkinin
(B) 213 capsomeres
(B) Sericin
(C) 2130 capsomeres
(C) Bombyrin

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(D) 4260 capsomeres

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(D) Casuarin

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17. A frozen lake in winter with fish swimming below the

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12. In carp, the larvae emerging from the fertilized egg is

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called

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water ?

(B) Fry ag
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(A) Hatchling
(A) Cohesion
(B) Polarity
(C) Fingerling
(C) Low molecular weight
(D) Prawns
(D) Adhesion
13. The most common prion disease in humans is
(A) Kuru 18. Exergonic reaction is

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(A) Anabolic reaction

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(B) Fatal familial Insomnia

(D) Gerstmann – Straussler – Sheinker Syndromeem (C) Catabolic reaction
(C) Creutzfeldt Jakob Disease

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14. Which among the following is a poisonous
mushroom ? 19. If the free energy of a chemical reaction is negative, it
(A) Coprinus comatus is a
(B) Amanita muscaria (A) Non spontaneous reaction
(C) Pleurotus sajar caju (B) Reaction at Equilibrium
(D) volvariella volvacea

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(C) Spontaneous chemical reaction

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15. Abnormal pathogenic agents that are transmissible and

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(D) None of the above
c.cellular
are able to induce abnormal folding of specific normal

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20. Which of the following bonds is the weakest ?

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(A) Van der waals

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(C) Viriods (C) Covalent bond

(D) Prions (D) Ionic bond

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21. Which of the statement is true regarding the fluid 25. In males Cryptorchidism means
mosaic model proposed by Singer and Nicolson ? (A) Failure of one or both testes to descend into
scrotum
(A) lipid and integral proteins are in a mosaic
(B) Presence of fluid in the scrotum
arrangement.
(C) Presence of intestinal contents in the scrotum
(B) The biological membranes are quasi-fluid
(D) Presence of more than two testes in the scrotum
structures.
26. Which of the following hormone is not produced by
(C) The concept of fluidity implies that the main placenta ?
components of the membrane are held in place (A) Progesterone
by non-covalent interactions (B) Estrogen
(D) All the above (C) Human Chorionic Gonadotrophin
22. This stage of meiotic prophase I is recognized by the (D) Tri iodothyronine
dissolution of the synaptonemal complex : 27. Albuminous seeds are produced in
(A) Diakinesis (A) Bean
(B) Rice
(B) Diplotene
(C) Orchids
(C) Pachytene
(D) Wheat
(D) Zygotene
28. Pollination by snail and slug is called
23. The Thylakoids of different grana are connected (A) Ornithophily
to one another by flattened membranous structures (B) Cheiropterophily
called
(C) Malacophily
(A) Thyllakoid (D) Anemophily
(B) Lamellar thyllakoid 29. ‘Milk let down’ hormone is the name given to
(C) Stroma thyllakoid (A) Progesterone

(D) Stroma lamella (B) Estrogen
(C) Oxytocin
24. The inner mitochondrial membrane is rich in a
(D) Testosterone
phospholipid called
30. Cushings syndrome is caused by
(A) Phosphatidylinositol
(A) Hyposecretion of Cortisol
(B) Cardiolipin
(B) Hyposecretion of Calcitonin
(C) Phosphotidylserine (C) Hypersecretion of Calcitonin
(D) Phosphotidylcholine (D) Hypersecretion of Cortisol

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31. The hypersecretion of growth hormone in adults causes 37. Complete oxidation of One molecule of Palmitic acid
(A) Gigantism (16 C) through ß oxidation spiral and TCA cycle
(B) Acromegaly results in net gain of
(C) Cretinism (A) 300 ATP molecules
(D) Dwarfism (B) 129 ATP molecules

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32. The immunoglobulins that mediate allergic reactions

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(C) 100 ATP molecules

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(D) 50 ATP molecules
(A) Ig A
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38. Linoleic acid is an example of

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(B) Ig G
(C) Ig E g
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(A) Unsaturated fatty acid
(B) Saturated fatty acid
(D) Ig M
(C) Neutral fatty acid
33. The final electron acceptor in lactic acid fermentation is
(A) Pyruvate (D) Saturated fats

(B) NADH 39. Ergosterol is also a part of the
(C) O2 (A) Viral cell membrane

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.c (C) Fungal cell membrane
(D) Lactic acid (B)

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34. The Chemiosmotic hypothesis was proposed by
(A) Alfred Russell
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(B) Gregor Mendel
a 40. A class of lipids that serves as a major structural
(C) Charles De Moore component of the cell membrane is
(D) Peter Dennis Mitchell
(A) Waxes
35. Kranz Anatomy is seen in
(B) Steroids
(A) C3 plants
(C) Triglycerides

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(B) C4 plants

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(D) Phospholipid
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(C) CAM plants

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(D) C3 and C4 Plants
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having a compact shape

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(C) Malic acid (C) Collagen

(D) Pyruvate (D) Elastin

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42. Which among the following is not a conjugated 47. Fruit colour in Summer Squash shows dominant
protein ? epistasis with a phenotypic ratio of F2 generation as
(A) Lipoprotein (A) 9:3:4
(B) Complete protein (B) 9:3:1
(C) Nucleoprotein
(C) 12:3:1
(D) Glycoprotein
(D) 12:3:4
43. Captopril, the first useful antihypertensive drug that
48. The number of base pairs per turn in the Z DNA are
acts by binding to Angiotensin Converting Enzyme is
a (A) 12

(A) Irreversible inhibitor (B) 11
(B) Noncompetitive enzyme inhibitor (C) 10
(C) Competetive enzyme inhibitor (D) 05
(D) Blocking inhibitor 49. Which of the following events occur in a Lac
44. The non protein component of the holoenzyme is Operon when lactose levels are high and glucose levels
called are low ?
(A) Apoenzyme (A) cAMP levels decrease, triggering binding of
(B) Co-factor CAP to RNA polymerase.
(C) Conjugated Enzyme (B) cAMP activates CAP which binds to the lac
(D) Supported enzymes promoter.
45. Complementary genes in Lathyrus odoratus were
(C) cAMP activates CAP which binds to lac
first studied in1906 by
repressor proteins.
(A) Bateson and Punnet
(D) CAP binds to the ribosome to prevent
(B) Mendel and Morgan
translation.
(C) Bateson and Mendel
50. In Eukaryotes, the regulatory sequences that stimulate
(D) E. Baur
transcription even though located several base pairs
46. Partial deletion of the short arm of chromosome 5
upstream or downstream of the promoter are called
causes
(A) Insulators
(A) Edward’s Syndrome
(B) Enhancers
(B) Down’s Syndrome
(C) Promoters
(C) Klinefelter’s Syndrome
(D) Cri-du-chat Syndrome (D) Regulators

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51. In the E.coli RNA polymerase holoenzyme the 56. Which among the following has the highest Global
initiation of transcription is controlled by Warming Potential?
(A) Core enzyme (A) Oxygen
(B) Alpha factor (B) Carbon monoxide

(C) Beta factor (C) Water Vapour

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(D) Sigma factor (D) Sulphur Hexafluoride

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57. In Paper Chromatography, amino acids are detected

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52. The World Biofuel Day is celebrated on

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by spraying the chromatogram with

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(A) 10 th August

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(A) Ninhydrin solution in acetone
(B) 20 th September
(C) 15 aDecember
(B) Water
th

(C) Sulphuric acid
(D) 13 th November
(D) Benzene
53. Which among the following is not a sedimentary
58. The working of a Spectrophotometer is based on
nutrient cycle ?
(A) Henry’s law
(A) Calcium
(B) Charles’ law

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(B) Phosphorous

.c (D) Heinrich Lambert Law
(C)

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(C) Nitrogen

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(D) Magnesium

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54. The annual amount of carbon fixed in photosynthesis
and changed to organic compounds is
g genetic transformation ?
(A) Particle gun
(A) 24 × 1013 Kg
(B) Particle bombardment
13
(B) 4 × 10 Kg (C) Microprojectiles
13
(C) 40 × 10 Kg (D) Electroporation
31
(D) 4 × 10 Kg

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60. This bacteria is also known as natural genetic engineer

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55. Identify the free living Diazotroph : of plants :
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c.(B)o Azotobacter
(A) Clostridium
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(B) Staphylococcussaureus
(A) Agrobacterium tumefaciens

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(C) Thiobacillus
(D) Frankia (D) Streptococcus bacillus

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ROUGH WORK

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