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Biology 10th Class English Medium Online Test MCQs With Answers
Question # 1
In a nucleosome, DNA is wrapped around protein named.
Choose an answer
Insulin
Interferon
Histone
Haemoglobin
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Question # 2
Urine is temporarily stored in which of these until it is released from body.
Choose an answer
Kidney
Ureter
Urinary bladder
Urethra
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Question # 3
Bones which enclose brain are called.
Choose an answer
Cranial bones
Cervical bones.
Vertebrae
None of the above
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Question # 4
Functions of effector called
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Stimulus
Impulse
Response
Axons
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Question # 5
ABO blood system is controlled by a gene I The number of alleles I.The number of alleles of this gene are:
Choose an answer
two
three
five
many
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Question # 6
Water , soil, air, temperature, wind and sunlight are example of:
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Biotic factors
Biomass
Environment
Abiotic factors
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Question # 7
The number of axons present in sensory neuron is:
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one
two
three
many
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Question # 8
Which organism is used in fermentation for the preparation of glycerol.
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Aspergillus
Saccharomyces
Bacillus
Streptoccocus
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Question # 9
Medicines which induce sedation by reducing irretability and excitement are called:
Choose an answer
Analgesics
Antibiotics
Sedative
Vaccines
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Question # 10
In 1927,................ developed the concept of ecological pyramids.
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Kelvin
Lamark
Charles Elton
Charles Darwin
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Question # 11
The first step of genetic engineering is:
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Growth of the genetically modified organism
Transfer of the recombinant DNA into the host organism
Isolation of the gene of interest
Insertion of gene into a vector.
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Question # 12
How many genotypes are possible for the allele ''A'' and ''a'' ?
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two
three
four
seven
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Question # 13
Stomata are present in:
Choose an answer
Phloem
Xylem
Endodermis
Epidermis
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