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Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
Which of the following is not true about histamine.
Choose an answer
Produced by basochills
cause inflammation
Causes dilation of blood capillaries
Released by Eosinophils
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Question # 2
Robert Brown reported the presence of.
Choose an answer
Lysosome
Ribosomes
Mitochondria
Nucleus
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Question # 3
Which metal atom is present in chlorophyll.
Choose an answer
Cu
Fe
Mg
K
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Question # 4
Loycopsida are commonly called.
Choose an answer
Whisk fern
Horse tails
Club mosses
Horn worts
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Question # 5
Normal pH of human blood is.
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4.4
5.4
6.4
7.4
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Question # 6
In folding of inner membrane of mitochondria is called as.
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Cisternae
Cristae
Thylakoid
Geranium
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Question # 7
It belongs to family caesalpiniaceae
Choose an answer
Cassia fistula
Arachis hypogaea
Lupinus
Buttea
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Question # 8
Para my oxviruses cause thedisease.
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Influenza
Polio
Mumps and Measles
Herpes simple
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Question # 9
Which one of the following is not a sub phylum to choradata.
Choose an answer
Urochoradata
Cephalochordata
Hemichordata
Vertebrata
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Question # 10
What is not true for ciliates.
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Flexible outer covering the pellicle
Without nuclei
Do not ingest bacteria
May be sessile
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Question # 11
Anbcylostoma duodenal is biological name of.
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Flatworm
Round worm
Fluke
Tape worm
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Question # 12
Human appendix, coccyx and nictiating membrane of the eye are:
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Vestigical organs
Homologous organs
Analogous organs
Embroyonic organs
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Question # 13
P660 is quiescent from, is converted to active p 730 by the absorption of.
Choose an answer
Blue light
Red light
Orange light
Yellow light
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Question # 14
The stand which elongates towards the replication fork is.
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Leading
Lagging
Okazaki
Primer
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Question # 15
Innate behavior is all except;
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Coded in DNA
Modified in individuals life span
Modified with species evolution
Programmed responses to external stimuli
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Question # 16
Blood serum containing antibodies is called.
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Plasma
Antigen
Antiserum
Immuno globulin
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Question # 17
The part of human limbic system.
Choose an answer
Amygdata
Cerebrum
Thalamus
Pons
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Question # 18
The means by which recombinant DNA is introduced into a host call is called
Choose an answer
Plasmid
Carrier
Vector
Lifter
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Question # 19
Neural plate is formed from
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Ectoderm
Endoderm
Mesoderm
Notochord
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Question # 20
Which one of the following is not an unpaired bone.
Choose an answer
Mandible
Vomer
Nasal
Sphenoid
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Question # 21
In Pakistan among the animals declared extinct is
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White headed duck
Marbled teal
Houbara Bustard
Crocodile
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Question # 22
Secretin is a hormone produced by
Choose an answer
Liver
Gut
Adrenals
Pancreas
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