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Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
Common name for pyrophyte is
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Euglenoids
Dinoflagellates
Diatoms
Kelps
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Question # 2
Oomycetes show close relation with fungi and their cell wall contains
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Cellulose
Chitin
Silica
Muramic acid
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Question # 3
A little change in phmay leadsto.
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Effects enzyme only in high concentration
Retarder even block enzyme activity
Ionization of substrate
Ionization of active sites of enzyme
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Question # 4
Cell wall in Oomycetes is chemically composed of
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Cellulose
Chitin
Proteins
Lignin
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Question # 5
Which one serves to build macromolecules.
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ATP
Glucose
Starch
Karatin
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Question # 6
The upward movement of sap through the xylem
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Ascent of sap
Plasmolysis
Deplasmoysis
Guttation
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Question # 7
Quantitative study of energy relationship in biological system is called.
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Bioenergetics
Biodegradation
Biosynthesis
Biotechnology
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Question # 8
The enzyme which is not secreted by pancreas
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Trypsin
Arnylase
Enterokinase
LIpase
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Question # 9
Rod shaped bacteria are called.
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Cocci
Bacilli
Spirilla
Vibrio
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Question # 10
Diatoms belong to phylum.
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Rholophyta
Phaeophyta
Chiysphyta
Pyrrophgyta
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Question # 11
Amino acids are linked to each other by
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Ester bond
Glyosidic bond
Peptide bond
Hydrophobic bond
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Question # 12
Each A band has a lighter stripe in its mid section called.
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A zone
H zone
M - Line
Z - Line
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Question # 13
The functions of oxytocin islare to ___________
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Cause the uterus to contract
Induce labor
Stimulate the release of milk from the mother's mammary glands when her baby is nursing
All of the above
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Question # 14
Histones are positively charged due to an abundance of the basic amino acids
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Arginine
Lysine
Both a & c
Alanine
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Question # 15
The cerebrospinal fluid is similar in composition to
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Blood
Blood plasma
Blood serum
Blood proteins
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Question # 16
Which is the end of muscle which remain fixed when then muscle contracts.
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Insertion
Origin
Tendon
Belly
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Question # 17
Apical dominance is cause by.
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Gibberellins
Cytokinins
Auxins
Ethene
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Question # 18
Which one of the following is initiation codon.
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AUG
GUA
UGA
GAC
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Question # 19
The particular array of chromosomes that an individual possesses called its.
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Genotype
Phenotype
epistasis
Karvotype
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Question # 20
Number of cervical vertebrae in a male camel
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7
11
15
18
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Question # 21
Which part of the air passage way possesses chartilage plates in its wall?
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Bronchiles
Distal religion of bronchi
Phroximal region of bronchi
Trachea
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Question # 22
A monochromat can perceive
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Three colours
Yellow colours
Only ane colour
Two colours
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