Faculty of Science, The Maharaja Sayajirao University of Baroda, Vadodara

M. Sc. Entrance Test - 2017

BOTANY

Test Booklet

Time: 10:00am to 12:00noon Date: June 15, 2017 Max marks: 100

Instructions

1. This booklet contains one hundred Multiple Choice Questions (MCQs). You are required to

answer all questions.

2. Answer sheet (OMR sheet) has been provided separately. Before you start filling up your

particulars, please ensure that the booklet contains requisite number of pages and that these

are not torn or mutilated. Sheets for rough work have been appended to the test booklet.

3. Ensure to write your Seat number, Name and Booklet Code on the Answer sheet.

4. You must darken the appropriate circles on OMR sheet with a BLACK/BLUE BALL POINT PEN.

It is the sole responsibility of the candidate to meticulously follow the instructions given,

failing which, the computer shall not be able to decipher the correct details which may

ultimately result in loss, including rejection of the OMR answer sheet.

5. Each question carry one mark. There will be negative marking of 0.25 mark for each incorrect

answer.

6. For each question, there is single correct answer. You have to choose the best or the correct

answer. Any overwriting or wrongly filled bubbles will carry negative marking.

7. Use of Calculators & Cell phones or any other electronic devices is not permitted.

8. At the end of the exam duration, ensure to handover OMR answer sheet to the Invigilator.

You may carry Test booklet with you only if you leave at the end of exam duration.

9. In case of violation of the instruction or unfair means, your candidature is liable to be

disqualified.

NAME OF CANDIDATE: __________________________

SEAT NUMBER: _______________

_______________________ _______________________

SIGNATURE OF CANDIDATE SIGNATURE OF INVIGILATOR

Booklet Code

A

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Rough Work

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1. In a group of 50 Flowers, 14 had

Androecium but not Gynoecium and

30 had Androecium. How many

flowers will have Androecium and

Gynoecium both?

A. 30 C. 36

B. 16 D. 20

2. How many times starting from 1:00pm

would the minute and hour hands of a

clock will make an angle of 40o with

each other in the next 6 hours?

A. 6 C. 7

B. 11 D. 12

3. E. coli cells are rod shaped, about 2µm

long and 0.8µm in diameter. What will

be the volume? (V= πr2h)

A. 1 x 10-42 L C. 1 x 10-18 L

B. 4 L D. 4 x 10-18 L

4. If GLA x SS = ANGEL is true in the

decimal system, where E=0 and all

others are different odd digits. Then..

A. A = 3, S = 7, L = 1

B. A = 7, S = 3, L = 1

C. A = 3, S = 9, L = 7

D. A = 9, S = 3, L = 7

5. The average weight of A, B and C is

45kg. If the average weight of A & B be

40kg and that of B & C be 43kg, then

the weight of B is…

A. 17 C. 20

B. 26 D. 31

6. Which of the following is Herbarium of

The M S University of Baroda?

A. MS Herbarium C. MSUBH

B. BARO D. BARD

7. Which of the following is a virus,

recently reported in India from

Ahmedabad in 2017?

A. HPV C. Ebola

B. Avian influenza D. Zika

8. It was first time in 2015, Youyou Tu

was awarded a shared Nobel Prize in

Physiology or Medicine for the

discovery of an important plant

derived drug named…

A. Artemisinin C. Quinine

B. Pilocarpine D. Brevifolia

9. The famous Paris Agreement (Accord

de Paris) is an agreement within

UNFCCC dealing with Greenhouse gas

emissions mitigation. It was signed in

the year…

A. 2017 C. 2016

B. 2015 D. 2014

10. Which of the following is the latest and

promising Genome-editing technology?

A. CRISPR-cas9

B. T-DNA mediated mutagenesis

C. Cre-lox P system

D. Site directed Mutagenesis by PCR

11. The type of error in hypothesis testing

about the sampled population is of

two types. Which of the following is

true for Type II error?

A. If H0 is false and it is rejected

B. If H0 is false and it is not rejected

C. If H0 is true and it is rejected

D. If H0 is true and it is not rejected

12. Which of the following is an epiphytic

Algae?

A. Volvox C. Zygnema

B. Oedogonium D. Chlorella

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13. Which of the following genus is

classified under Rhodophyta?

A. Batrachospermum C. Dictyota

B. Vaucheria D. Chara

14. Marginal scales are present in which of

the following plant?

A. Selaginella C. Funaria

B. Sphagnum D. Riccia

15. Which group of plants observes an

additional gametophytic stage named

Protonema in their life cycle?

A. Thallophyta

B. Anthocerotopsida

C. Hepaticopsida

D. Bryopsida

16. Which of the following plant bears

group of sporangia on a specialised

structure called as peltate disc of

sporangiophore?

A. Lycopodium C. Isoetes

B. Equisetum D. Psilotum

17. In Marsilea sporocarp, the

microsporangia alone can be best

viewed if the section is taken from…

A. VLS passing through centre

B. VLS passing through periphery

C. LS of the sporocarp

D. TS of the sporocarp

18. A plant bears male strobilus wherein

single microsporophyll is subtended

by one bract. Each microsporophyll

contain single stamen with two to six

microsporangia. Name this plant.

A. Ephedra C. Zamia

B. Araucaria D. Cycas

19. Megasporophyll bearing two ovules is

typical of which of the following

family?

A. Cycadaceae

B. Polypodiaceae

C. Zamiaceae

D. Lycopodiaceae

20. Which of the following statement is

NOT true for somatic embryo?

A. They are non-zygotic embryos

B. They are bipolar

C. It is always developed through

indirect embryogenesis

D. It can be developed through Direct

and Indirect embryogenesis

21. Sonalika & Kalyan Sona are high

yielding varieties of…

A. Rice C. Wheat

B. Maize D. Sugarcane

22. From which of the following, Triticale

was developed?

A. Intergeneric hybridization between

Wheat and Rye

B. Interspecific hybridization between

Wheat and Rye

C. Intergeneric hybridization between

Rice and Barley

D. Interspecific hybridization between

Rice and Barley

23. Choose the correct option for

Biofortification?

A. To improve minerals in plants

B. To improve carbohydrates in plants

C. To improve nutrition for plants

D. To improve nutritional value of plant

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24. In which of the plant group, xylem

vessels are absent?

A. Cycas C. Pinus

B. Trochodendron D. All of above

25. Sugarcane stem can be distinguished

from sunflower stem based on…

A. Scattered vascular bundles

B. Presence of cambium

C. Absence of pith

D. Presence of Protoxylem

26. Leaf trace is a part of vascular system

that connects…

A. Leaf with Petiole

B. Leaf with stem

C. Stem with Branch

D. Leaf with Flower

27. A student wants to study intercalary

meristem. Which of the following is

best model plant for that?

A. Nephrolepis C. Cycas

B. Zea mays D. Salvadora

28. Which of the following living plant cell

do not have nucleus?

A. Parenchyma C. Sieve tube

B. Companion cells D. Tracheid

29. Which of the following cell type is not

a product of ground meristem?

A. Tracheids C. Pith cells

B. Cortex D. Hypodermis

30. What is the key for secondary anomalous

growth structure in Bignonia?

A. Formation of more Xylem at four

points of cross than Phloem

B. Formation of only Xylem at four

points of cross

C. Formation of more Phloem at four

points of cross than Xylem

D. Formation of only Phloem at four

points of cross

31. Which of the following is not a secretory

tissue?

A. Hydathodes

B. Laticiferous ducts

C. Nectaries

D. Stomata

32. Plant name with no accompanying

description is known as…

A. Tutonym C. Homonym

B. Nomen nudum D. Later homonym

33. Casper Bauhin introduced the concept of…

A. Plant classification

B. Binomial nomenclature

C. Preparation of Herbarium

D. None of the above

34. A standard size of Herbarium sheet is…

A. 10.5 x 15.5 inch

B. 16.5 x 21.5 inch

C. 11.5 x 21.5 inch

D. 11.5 x 16.5 inch

35. Which of the following states the

principle of Potometer functioning?

A. Osmotic Pressure

B. Root Pressure

C. Amount of water absorbed equals

the amount transpired

D. Potential difference between the

tip of the tube and that of plant

36. What form the basis of the system of

botanical nomenclature?

A. Principles C. Rules

B. Recommendations D. Criteria

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37. The system of classification given by

____ is an artificial system.

A. Hutchinson

B. Linnaeus

C. Bentham and Hooker

D. Engler and Prantle

38. ____ is the one element chosen by the

author as the nomenclatural type.

A. Lectotype C. Holotype

B. Isotype D. Paratype

39. A collection of species bearing a close

resemblance to each other in their

morphological character or the floral

or reproductive part is termed as…

A. Genus C. Family

B. Tribe D. Variety

40. Epirrhizanthes a genus of

polygalaceae family is…

A. Endoparasite

B. Chlorophyll less saprophyte

C. Chlorophyll less parasite

D. None of the above

41. The family Portulacaceae can be

separated from Caryophyllaceae by...

A. Calyx with only two sepals

B. Parietal placentation

C. Infinite numbers of stamens

D. Sessile flowers

42. Which of the following family

commonly have cyathium

inflorescence?

A. Solanaceae C. Tiliaceae

B. Euphorbiaceae D. Poaceae

43. The plants which complete their

lifecycle in one year are called as…

A. Perennials C. Annuals

B. Ephemerals D. Biennials

44. Lamiaceae members are

characterised by the presence of…

A. Gynophore

B. Polypetalous flower

C. Gynobasic style

D. Absence of petals

45. The root developing from anywhere

except the radical is known as…

A. Adventitious

B. Tap Root system

C. Fibrous root system

D. Anchor roots

46. Special leaves which bears floral buds

at their base are known as…

A. Cataphylls

B. Hypsophylls

C. Prophylls

D. Sporophylls

47. Which one of these is an example of

Rhizome?

A. Ginger C. Onion

B. Asparagus D. Carrot

48. When the leaves falls off as soon as

they are formed, it is called as…

A. Deciduous

B. Caducous

C. Persistent

D. Semi-persistent

49. When the plant bears only one type of

flower, i.e. either staminate or

pistillate flowers, such plants are

termed as…

A. Polygamous C. Dioecious

B. Monoecious D. Agamous

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50. When two or more fruits develop

from a single flower they are called…

A. Composite fruits

B. Parthenocarpic fruits

C. Aggregate fruits

D. True fruits

51. Syconus is a multiple fruit that

develops from a special type of

inflorescence known as…

A. Hypanthodium C. Spadix

B. Cyathium D. Spike

52. Seven kingdom classification is also

called as…

A. Three division system

B. Three domains of life

C. Seven domains of life

D. Seven divisions system

53. Which of the following is an

Archebacteria?

A. Bacillus thuringiensis

B. Staphylococcus aureus

C. Methanococcus jannaschii

D. Mycobacterium tuberculosis

54. Resolution is defined as the ability of

lens to _____ that are close together

within the specimen.

A. Enlarge the size of specimen

B. Separate between two points

C. Both A & B

D. None of the above

55. To observe the Phytoplanktons,

Which of the following microscopy

will be helpful?

A. Dark Field

B. Polarise

C. SEM

D. None of the above

56. Which of the following is NOT correct

sentence?

A. There is absolute relation between

RPM and x g in centrifugation

B. In Gel electrophoresis, negatively

charged proteins migrate towards

anode

C. IR spectroscopy is useful to detect

ketone impurities in alcohol

D. Gel filtration chromatography can

separate two enantiomers

57. Achromatic type of objective lenses

are corrected for chromatic

aberration of _____ colours.

A. Red Only

B. Blue Only

C. Red and Blue both

D. Green and Blue both

58. The equation ∆𝑁𝑛𝑁∆𝑡⁄ indicates

which of the following population

attributes?

A. Absolute natality

B. Specific natality

C. Apparent natality

D. Gross natality

59. Species of trees generally show which

of the following survivorship curve?

A. Highly convex C. Convex

B. Concave D. Diagonal

60. Which of the following ecological

pyramid is never inverted?

A. Biomass C. Energy

B. Number D. Size

61. Which of the following ecosystems

have the highest productivity per unit

area?

A. Deserts B. Agriculture

C. Coral reefs D. Grasslands

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62. Sacchi disc is an instrument used in

ecology for measurement of…

A. Light C. Energy

B. Temperature D. Heat

63. Pioneer species would generally show

which of the following combination of

characters?

A. r-selected and a concave

survivorship curve

B. r-selected and a convex

survivorship curve

C. k-selected and a concave

survivorship curve

D. k-selected and a convex

survivorship curve

64. An urn-shaped age pyramid would

indicate a ______ population.

A. Steady C. Growing

B. Stable D. Declining

65. Colchicine is used to arrest the cells at

Metaphase. What is mode of its

action?

A. By inhibiting Mitosis promoting

Factor

B. By activating Actin filament

polymerization

C. By destabilizing microtubules

D. By destabilizing intermediate filaments

66. What should be the explant for

developing a haploid plant through

tissue culture in Gymnosperms?

A. Pollen C. Nucellus

B. Endosperm D. A & B both

67. Phylogenetically Fungi are more

closely related to…

A. Animals C. Plants

B. Bacteria D. Archea

68. Entirely new type of food, called

QuornTM mycoprotein is produced

from fungus…

A. Fusarium vinanatum

B. Penicillium roqueforti

C. Sachharomyces cerevisiae

D. Lentinula edodes

69. Cephalosporins is produced from

fungus…

A. Penicillium chrysogenum

B. Acremonium chrysogenum

C. Penicillium griseofulvum

D. Fusidium coccineum

70. Powdery mildew is caused by

members of…

A. Ascomycetes

B. Basidiomycetes

C. Oomycetes

D. Zygomycetes

71. Rice blast disease is caused by…

A. Magnaporthe grisea

B. Rhizopus oryzae

C. Fusarium graminearum

D. Aspergillus flavus

72. CAM photosynthesis is…

A. An adaptation to cold environments

in the tropical areas

B. Prevalent in desert plants that close

their stomata during the day

C. Same as C3 photosynthesis

D. Same as C4 photosynthesis

73. Modern rice varieties are semi-dwarf

because of a mutation in a…

A. ABA biosynthetic gene

B. Auxin biosynthetic gene

C. Ethylene biosynthetic gene

D. GA biosynthetic gene

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74. ABA and K+ regulates the…

A. Guttation

B. Stomatal aperture

C. Photosynthesis

D. Phototropism

75. Chloroplast stroma lamellae contain…

A. Photosystem I

B. Photosystem II

C. Both Photosystem I & ATP synthase

D. Both B & C

76. Vacuoles in plant cells are involved in

A. Osmotic regulation

B. Storage of Food

C. Storage of secondary metabolites

D. All of the above

77. Seed priming is done to improve…

A. Seed germination

B. Seed quality

C. Seed size

D. Improve seed color

78. Choose the correct statement of the

following:

A. Capability of previously developed,

differentiated cells to initiate cell

divisions and form a new meristem is

called differentiation.

B. Auxin and Cytokinin both stimulates

Root formation

C. The rootstock and scion must be

genetically incompatible for successful

graft union

D. The dormancy in seeds may be due

to physiological immaturity of embryo,

deficiency of some endogenous

growth promoters or excess of

endogenous growth inhibitors.

79. When an angiospermic ovule is

inverted, so that the micropyle faces

the placenta, it is termed as…

A. Amphitropous

B. Campylotropous

C. Orthotropous

D. Anatropous

80. In Lac operon, ____ acts as an inducer.

A. Allolactose

B. Galactose

C. Glucose

D. Lactose

81. DNA primers with high G+C content

has higher melting temperature due

to…

A. More hydrogen bonds

B. More hydrophobic interaction

C. Less hydrophobic interaction

D. Secondary structure formation

82. Loss of A & B class of genes in flower

development will produce Flowers

with…

A. Sepals, Sepals, Stamens, Carpels

B. Petals, Petals, Carpels, Carpels

C. Sepals, Sepals, Carpels, Carpels

D. Carpels, Carpels, Carpels, Carpels

83. Pre-mRNA of the Arabidopsis AUX1

gene is 3190 base pairs long, but the

processed mRNA that is translated is

only 2130 base pairs long. This size

difference occurs primarily as a result

of…

A. Capping

B. Cleavage of Polycistronic mRNA

C. Removal of Poly-A tail

D. mRNA Splicing

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84. The collection of deleterious alleles in

a population is called as…

A. Deleterious mutation

B. Genetic Drift

C. Genetic Load

D. Inbreeding

85. How many types of gametes will be

produced by a plant having the

genotype of AaBbCC?

A. One C. Four

B. Sixteen D. Nine

86. Which of the following criteria was not

used by Vavilov in his work Centers of

Origin?

A. Genetic Data

B. Cytological Data

C. Physiological Data

D. Plant Geographical distribution

87. Which of the following is correct

Botanical name of Pearl Millet?

A. Pennisetum typhoideum Rich.

B. Paspalum scrobiculatum L.

C. Panicum miliaceum L.

D. Hordeum vulgare L.

88. A toxin which causes accumulation of

twice the normal amount of DNA in a

dividing eukaryotic cell, most likely

blocks the cell cycle…

A. During G0 phase

B. After G1 phase

C. After M phase

D. During G2 phase

89. A monoclonal antibody produced

against a small peptide derived from

protein X, is unable to bind X in an

ELISA. This is because…

A. Peptide antibodies do not bind to

immobilised proteins

B. the peptide epitope is exposed in X

C. monoclonal antibodies cannot be

used in ELISA

D. the peptide epitope is buried in the

interior of X

90. At Et = 20nM and substrate

concentration = 40 µM, the reaction

velocity V0 of an enzyme is 9.6 µM s-1.

Assuming Kcat to be 600 s-1, the KM will

be…

A. 0.1 µM C. 10 µM

B. 1 µM D. 100 µM

91. Addition of uncoulper 2, 4-

Dinitrophenol to actively respiring

mitochondria causes…

A. decrease in ATP production and

increased rate of O2 consumption

B. decrease in ATP production and

decreased rate of O2 consumption

C. increase in ATP production and

increased rate of O2 consumption

D. increase in ATP production and

decreased rate of O2 consumption

92. Which one of the following techniques

can be used to find whether a given

sample contains Glucose or

Galactose?

A. Paper chromatography

B. Thin layer chromatography

C. NMR Spectroscopy

D. UV Spectroscopy

93. An increase in enzyme activity in a cell

is mechanistically due to transcription.

This mechanism can be demonstrated

by…

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A. Measuring total enzyme activity in

the cell free extract

B. ELISA

C. Northern Blot

D. Western Blot

94. The metabolite pair that is not formed

directly from pyruvate is…

A. Oxaloacetate and Acetaldehyde

B. Alanine and Ethanol

C. Acetyl-CoA and Alanine

D. Lactate and Oxaloacetate

95. The two pathways required for the net

synthesis of glucose from triglycerides

in germinating groundnut seeds are…

A. Hexose monophosphate shunt and

Gluconeogenesis

B. Calvin cycle and Glyoxalate cycle

C. Glycolysis and Cori cycle

D. Glyoxalate cycle & Gluconeogenesis

96. According to Darwin, two different

areas within the same continent have

different species because they have

different…

A. Evolutionary mechanisms

B. Ancestors

C. Environments

D. Evolutionary times

97. Which of the following is role of

Glutamine Synthetase (GS) in Plant

Nitrogen metabolism?

A. Combines Ammonium with

Glutamine using ATP

B. Combines Ammonium with

Glutamate using ATP

C. Synthesize Glutamine using

Oxaloacetate

D. Synthesize Oxaloacetate using

Glutamine

98. Of a phenotypic trait under study, All

the children of affected mother was

found to be affected. Which of the

following is correct for this pedigree?

A. X-linked inheritance

B. Autosomal inheritance

C. Cytoplasmic inheritance

D. Female Mutation

99. A cross of AaBb x AaBb gave progeny

in the ratio of 15:1. Which of the

following type of epistasis is likely to

be there?

A. Recessive Epistasis

B. Dominant Epistasis

C. Duplicate Dominant Epistasis

D. Duplicate recessive epistasis

100. Which of the following correctly

describes Centimorgan.

A. Percentage of recombinant for total

of meiotic events.

B. Numbers of recombinant for Total

progeny

C. Percentage of recombinant for total

progeny

D. Numbers of recombinant for total

of meiotic events.

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Rough Work