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Online Tests
Biology Fsc Part 1 Online Test MCQs With Answers
Question # 1
Which of the following is true about mammals
Choose an answer
They have right aortic each only
They have left aortic each only
They have left and right aortic arches
They do not have aortic each
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Question # 2
Which is stimulus for cyclic phosphorylation.
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Low CO2
Low O2
Low ATP
Low NADPH
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Question # 3
One of the small diploid micronuclei of ciliates function in.
Choose an answer
Sexual process
Pellicle
Sheath
Cuticle
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Question # 4
The lowest percentage of bio elements in man among the following is of.
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Chlorine
Sulphur
Manganese
Iron
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Question # 5
Pill are primarily involved in.
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Parthenogeesis
Vaccination
Motility
Conjugation
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Question # 6
Which statement about oxidative phosphorylation is not true
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Its functions can be served equally well by fermentation
In eukaryotes, its takes place in mitochondria
It is brought about by the chemiosmotic mechanism
It is the formation of ATP during the operation of the respiratory chain
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Question # 7
Competitive inhibitors
Choose an answer
Destroy the structure of enzyme
Resemble structurally with substrate
Do occupy active site
Both b and c are correct
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Question # 8
Trypanosoma is an example of.
Choose an answer
Actinopods
Zooflagellates
Ciliates
Apicomplexans
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Question # 9
The enzyme with optimum pH 5.50 is
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Arginase
Sucrase
pepsin
Enter kinase
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Question # 10
The detachable cofactors of an enzyme is known as.
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Prosthetic group
Apo enzyme
Activator
Co enzyme
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Question # 11
An enzyme with its co enzyme or prosthetic removed is designated as
Choose an answer
Activator
Co enzyme
Apo enzyme
Holoenzyme
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Question # 12
Amino acids are arranged in proper sequence during protein synthesis according to the instruction transcribed on
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Transfer RNA
Ribosomal RNA
Messenger RNA
DNA
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Question # 13
The animal which feed on other animals are.
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Harbivores
Omnivores
Carnivores
Detritlvores
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Question # 14
The larvae such as bipinnarial and brachloria develop in members of phylum
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Cnidaria
Mollusca
Echinodermata
Annelida
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Question # 15
The optimum temperature of human body enzyme is.
Choose an answer
27
o
C
37
o
C
47
o
C
57
o
C
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Question # 16
Actinopods with glassy shells are.
Choose an answer
Rotifers
Radiolarians
Diatorms
Forams
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Question # 17
Flame cells are excretory cells in.
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Flatworms
Segmented worms
Round worms
Anseets
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Question # 18
Prosthetic group is
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Covalenty bonded non-protein part of an enzyme
Loosely bonded non-proteins part of an enzyme
Co-factor consists of metal ions
None of these
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