A virion is :
1.Virus
2.Viral protein
3.Viral lysozyme
4.Viral gene
Posted Date:-2021-09-08 20:59:13
Allium cepa is the scientific name of :
1.Onion
2.Amaltas
3.Potato
4.Tomato
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Amoeba belongs to which kingdom:
1.Prokaryotae
2.Plantae
3.Monera
4.Protista
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An isolated virus is not considered living since it:
1.Separates in to two inner parts
2.Can not metabolize
3.Rapidly looses its Genome chemical inert
4.Is coated with an air tight shield
Posted Date:-2021-09-08 20:59:13
Animals fats are ___________ atroom temperature
1.Liquids
2.Gases
3.Solids
4.None of these
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Attachment of the bacteriophage with the receptor site on the bacterial cell wall involves:
1.Strong covalent bond between virion and the receptor site.
2.Week chemical unior between them
3.Both A and B depending upon the phage
4.None of these
Posted Date:-2021-09-08 20:59:13
Bacteriopahage that infect E. coli are called:
1.M type
2.N type
3.N type
4.S type
Posted Date:-2021-09-08 20:59:13
Carbon commonly combines with
1.H
2.N & O
3.P & S
4.All of these
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DNA or RNA of viruses is enclosed in ______ coat:
1.Protein
2.Carbohydrate
3.Lipid
4.DNA
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Five kingdom classification was proposed by :
1.Carlous Linnaeus
2.E-Chatton
3.Robert Whittaker
4.Lynn Margulis and Karlene Schwartz
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Glycolipids and glycoproteins have structural role in the _____ matrix of animal and bacterial cell
1.Extracellular
2.Intracellular
3.Both of these
4.Glucose
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How many carbon atoms are required to form a furan ring (ribofuranose)
1.3
2.4
3.5
4.2
Posted Date:-2021-09-08 20:59:13
In Cx(H2O)y x ranges from
1.1 to 3 thousand
2.3 to many thousand
3.3 to 5 thousand
4.5 to 9 thousand
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In esterification OH comes from
1.Organic acid
2.Alcohol
3.Water
4.Sugar
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In life cycle of bacteriophage which step occur after attachment of prophage with the receptor site of the bacterial cell wall:
1.Absorption
2.Multiplication
3.Lysogeny
4.Penetration
Posted Date:-2021-09-08 20:59:13
In living organisms the lubricant which provides protection against damage resulting from friction is
1.Carbohydrates
2.Fatty acid
3.Water
4.Protein
Posted Date:-2021-09-08 20:59:13
Interconversion of carbohydrates proteins and lipids in living cells are an example of
1.Coordinated catabolic activities
2.Coordinated anabolic activities
3.Both A and B
4.Any one
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Keto group is represented as
1.CO
2.C-COO-C
3.HCOH
4.HOH
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Kingdom Protoctista includes:
1.Prokaryotic organisms
2.Unicellular organisms
3.Fungi
4.Eu-cariotiquic organisms
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Most of the cellular secretions are _____ in nature.
1.Glycolipids
2.Glycoproteins
3.Nucleohistones
4.Proteins
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Non polar organic molecules are _______ in water.
1.Soluble
2.Insoluble
3.Partially soluble
4.Depends upon condition
Posted Date:-2021-09-08 20:59:13
Organisms of which of the following kingdom have absorptive mode of nutrition:
1.Prokaryotae
2.Protoctista
3.Animalia
4.Fungi
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Other name for Kingdom monera is:
1.Protoctista
2.Prokaryotae
3.Archae
4.None of these
Posted Date:-2021-09-08 20:59:13
Protein coat the capsid of adenovirus is :
1.Surrounded by genome
2.Surrounding genome
3.Surrounding the envelope
4.Both B and C
Posted Date:-2021-09-08 20:59:13
Protein subunits of capsid is called the capsomeres is a characteristic of each virus. Their number in Herpes virus is:
1.100
2.152
3.162
4.172
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RNA constitutes _____ % of the total cellular RNA.
1.3-4 %
2.10-20%
3.80%
4.90%
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So far over _____ number of species of animals are known:
1.million
2.1 million
3.1
4.2 million
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Solanum tuberosum is a scientific name of:
1.Onion
2.Amaltas
3.Potato
4.Tomato
Posted Date:-2021-09-08 20:59:13
The agent of controversial nature causing mad cow infection is:
1.Bacteria
2.Cowpox Virus
3.Adenovirus
4.Prion
Posted Date:-2021-09-08 20:59:13
The first organism of whose genome was completely discovered was
1.Human beings
2.Influenza Virus
3.Hemophilus Influenza
4.None of these
Posted Date:-2021-09-08 20:59:13
The monosaccharide found in some bacteria and occurring rarely are
1.Trioses
2.Hexoses
3.Tetroses
4.Pentoses
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The name Bacteriophage was coined by:
1.Charles Chamberland
2.Ivanowski
3.Twort
4.D Herelle
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The size of poxvirus is:
1.20 nm
2.200 nm
3.250 nm
4.300 nm
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The size of smallest virus is:
1.10 nm
2.20 nm
3.30 nm
4.40 nm
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The survival of an animal depends upon its ability to take some from its environment
1.Chemicals
2.Hydrocarbons
3.Organic molecules
4.Inorganic molecules
Posted Date:-2021-09-08 20:59:13
The trioses which are intermediate in respiration and photosynthesis are
1.Glyceraldehydes
2.Dihydroxy acetone
3.Both of these
4.None of these
Posted Date:-2021-09-08 20:59:13
The word virus is derived from Latin word venome meaning
1.Sweet fluid
2.Sore Fluid
3.Poisonous Fluid
4.Salty Fluid
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The word which E-Chatton suggested for bacteria and blue green algae was:
1.Autotrophs
2.Heterotrophs
3.Pro-cariotique
4.Eu-cariotique
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There are mainly _______ types of tRNA
1.170
2.20
3.25
4.15
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Those organisms which can prepare their own food from simple inorganic material and can store energy are called
1.Autotrophs
2.Heterotrophs
3.Procariotique
4.Eu-cariotique
Posted Date:-2021-09-08 20:59:13
Triglyceride is also known as
1.Natural lipid
2.Neutral lipid
3.Neutral wax
4.All of these
Posted Date:-2021-09-08 20:59:13
Vaccine Was discovered by :
1.Louis Pasteur
2.Edward Jennar
3.Ivanowski
4.Stanely
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Viruses are ______ smaller than bacteria
1.10 - 100 times
2.10 - 1000 times
3.100 - 1000 times
4.1000 - 10000 times
Posted Date:-2021-09-08 20:59:13
Which conjegated molecules play important role in gene expression?
1.Glycolipids
2.Glycoproteins
3.Nucleohistones
4.None of these
Posted Date:-2021-09-08 20:59:13
Which of the Euglenas (a Protoctista) character resembles that of animals:
1.They can move
2.They lack cell wall
3.They do not have chlorophyll
4.Both a and b
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Which of the following category is most general with its members lest resembling with each other than the other categries:
1.Species
2.Genus
3.Family
4.Order
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Which of the following organisms have Chitin as a major structural component of their cell wall:
1.Prokaryotae
2.Protoctista
3.Plantae
4.Fungi
Posted Date:-2021-09-08 20:59:13
Which of the following statement is incorrect about RNA?
1.The pentose sugar in it is Ribose.
2.It contains Adenine Guanine Thymine and Cytosine
3.It is present in the nucleoli
4.It may be folded back on itself to give double helical characteristics.
Posted Date:-2021-09-08 20:59:13
Which of the statement about viruses is incorrect :
1.We can not grow them in laboratories on artificial medias
2.They are obligate intracellular parasite.
3.They can synthesize their nucleic acid
4.They are resistant to most of antibiotic treatment
Posted Date:-2021-09-08 20:59:13
Which one is not found in fatty acids in acylglycerols?
1.C-6
2.C-25
3.C-26
4.C-30
Posted Date:-2021-09-08 20:59:13