Biology MCQs

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_____________ is a nervous disorder characterized by involuntary tremors, diminished motor power and rigidity?

A.Alzheimer’s disease

B.Parkinson’s disease

C.Meningitis

D.Epilepsy

Submitted by: Academy of Pakistan

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Which of the following virus has special affiliations with the tumor production:

A.Retrovirus

B.Hepatitis virus

C.Polio virus

D.Pox virus

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Intelligence is under the control of____________?

A.Cerebellum

B.Thalamus

C.Hypothalamus

D.Cerebrum

Submitted by: Academy of Pakistan

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A smallest contractile unit of muscle contraction called sarcomere is the area between two:

A.M- Line

B.Z- Line

C.A band

D.H- zone

Submitted by: Academy of Pakistan

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The Protein coat of virus is known as:

A.Capsule

B.Capsid

C.Plastid

D.Plasmid

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The glycolate produced diffuses into the membrane bounded organelles called____________?

A.Lysosomes

B.Mitochondria

C.Peroxisomes

D.Glyoxisomes

Submitted by: Academy of Pakistan

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In term of spore production Selaginella is characterized by________________?

A.None of these

B.Homosporous

C.Both depending upon the conditions

D.Hetrosporous

Submitted by: Academy of Pakistan

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Which of the following contains genes for drug and disease resistance in bacteria?

A.Plasmid

B.Mesosome

C.Necleotide

D.Ribosome

Submitted by: Academy of Pakistan

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Sebum produced from sebaceous glands in a mammal helps in___________?

A.Excretion

B.Protection against micro organisms

C.All of these

D.Temperature regulation

Submitted by: Academy of Pakistan

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Who discovered Fats?

A.Leeuwenhoek

B.C.W. Scheele

C.None of these

D.Michel-Eugène Chevreul

Submitted by: Academy of Pakistan

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In an annelids, the contraction of circular muscle results in___________?

A.Widening of body

B.Lengthening of the body.

C.Shortening of the body.

D.Thinning of body

Submitted by: Academy of Pakistan

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PCR technique was invented by__________?

A.Boyer

B.Karry Mullis

C.Cohn

D.Sanger

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Which one of the following specially result in chronic liver disease leading to hepatic failure:

A.HAV

B.HEV

C.HCV

D.HBV

Submitted by: Academy of Pakistan

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Nutritionally Viruses are__________?

A.Absorptive heterotrophs

B.Obligate parasite

C.Autotrophs

D.Heterotrophs

Submitted by: Academy of Pakistan

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Spores produced by slime molds are__________?

A.Haploid

B.None of these

C.Triploid

D.Diploid

Submitted by: Academy of Pakistan

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