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Biology FSC Part 2 Online MCQ's Test MCQs With Answers
Question # 1
In 1970 Hamilton D.Smith at Johns Hopkins University isolated the first
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DNA polymerase
DNA ligase
Diastase
Restriction enzyme
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Question # 2
German botanist Gottlieb Haberlandi said in 1902 that plant cells are
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Totipotent
Potent
Totipersausive
Totistrong
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Question # 3
Growth of tissue in an artificial liquid culture medium is termed as.
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cloning
Genetic engineering
Tissue culture
Gene therapy
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Question # 4
The gene for blue opsin is present on autosome
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1
3
5
7
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Question # 5
Which one of the following is excretophore.
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Stem
Leaves
Roots
Bark
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Question # 6
PCR takes its name from _________ the enzyme that carries out DNA replication in a cell.
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DNA Polymerase
DNA Ligase
DNA Polymerase II
Restriction enzymes
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Question # 7
A condition in which palatine processes of maxilla and palatine fall to fuse is.
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Microcephaly
Cleft palate
Fused palate
Osteoarthritis
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Question # 8
Cancer is caused mainly by mutation in.
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somatic cells
Sex cells
Malignant cells
Reproductive cells
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Question # 9
Bowman capsule continues as extensively convoluted proximal tubule loop of henie and the distal tubule which empties into
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Collecting tubules
Malpighian tubules
Renal tubules
Neural tubules
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Question # 10
Auxins promote growth of roots from
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Cutting
Calluses
Both a & b
Layering
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Question # 11
Which is the most important mechanism for water loss from the body?
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Excretiong in urine
Sneezing
Sweating
Eleminatin in feces
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Question # 12
The structure which respond are called.
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Effectors
Nerves
Receptors
Sense organs
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Question # 13
Rickets is due to deficiency of vitamin.
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A
C
D
E
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Question # 14
The Syndrome which is an example of trisomy of the sex chromosome is
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Turner's syndrome
Down's syndrome
Klinefelter's syndrome
Tay-Sach's syndrome
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Question # 15
A probe is a single stranded nucleotide sequence that will hybridize (pair) into a certain piece of
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DNA
RNA
Amino acid
Fatty acid
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Question # 16
Which of the following NOT dispose off a type of waste directly to the environment?
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Digestive system
Respiratory system
Circulatory system
Urinary system
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Question # 17
For maximum growth the optimum temperature is 25 - 30
o
C and it least at
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1 - 3
o
C
5 - 10
o
C
4 - 8
o
C
6 - 12
o
C
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Question # 18
Super cool cytosol, without ice formation, is caused by.
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Heat shock proteins
Solutes
Unsaturated fatty acids
Enzymes
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