Select the wrong statement. (a) The term ‘contagium vivum fluidum’ was coined by M. W. Beijerinck. (b) Mosaic disease in tobacco and AIDS in human being are caused by viruses. (c) The viroids were discovered by D.J. Ivanowsky. (d) W.M. Stanley showed that viruses could be crystallised.

Select the wrong statement.
(a) The term ‘contagium vivum fluidum’ was coined
by M. W. Beijerinck.
(b) Mosaic disease in tobacco and AIDS in human
being are caused by viruses.
(c) The viroids were discovered by D.J. Ivanowsky.
(d) W.M. Stanley showed that viruses could be
crystallised.
by

1 Answer

Answer :

(c) The viroids were discovered by D.J. Ivanowsky
by

Related questions

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Description : Who coined the name contagium vivum fluidum?

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Last Answer : b. viruses

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Description : Which one of the following scientists was NOT involved with discovering viruses? a. Felix d‘Herrelle b. Dimitri Ivanowsky c. Robert Fleming d. Martinus Beijerinck

Last Answer : c. Robert Fleming

What group of microbial agent was identified from the work of Ivanowsky a Beijerinck? a. Viruses b. Fungi c. Protozoa d. Bacteria

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What are Tobacco Mosaic viruses? -Biology

Description : What are Tobacco Mosaic viruses? -Biology

Last Answer : answer:

What are Tobacco Mosaic viruses? -Biology

Description : What are Tobacco Mosaic viruses? -Biology

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Tobacco Mosaic disease is caused by

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Who discovered tobacco mosaic virus? -Biology

Description : Who discovered tobacco mosaic virus? -Biology

Last Answer : answer:

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Who demonstrated that viruses are inert outside the host cell and can be crystallised?

Description : Who demonstrated that viruses are inert outside the host cell and can be crystallised?

Last Answer : Who demonstrated that viruses are inert outside the host cell and can be crystallised?

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How are viroids different from viruses? -Biology

Description : How are viroids different from viruses? -Biology

Last Answer : answer:

.Viroids differ from viruses in having (a) DNA molecules without protein coat (b) RNA molecules with protein coat (c) RNA molecules without protein coat (d) DNA molecules with protein coat

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Viroids differ from viruses in having; (1) DNA molecules without protein coat (2) RNA molecules with protein coat (3) RNA molecules without protein coat (4) DNA molecules with protein coat

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what- Patty showed nerve when she talked back to Mr. Stanley?

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The terms "Micro Economics" and "Macro Economics" were coined by - (1) Alfred Marshall (2) Ragner Nurkse (3) Ragner Frisch (4) J.M. Keynes

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The terms “Micro Economics” and “Macro Economics” were coined by (1) Alfred Marshall (2) Ragner Nurkse (3) Ragner Frisch (4) J.M. Keynes

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What are the symptoms of tobacco mosaic virus? -Biology

Description : What are the symptoms of tobacco mosaic virus? -Biology

Last Answer : answer:

What is the size of the tobacco mosaic virus? -Biology

Description : What is the size of the tobacco mosaic virus? -Biology

Last Answer : answer:

What is Tobacco Mosaic Virus (TMV)? -Biology

Description : What is Tobacco Mosaic Virus (TMV)? -Biology

Last Answer : Symptoms induced by Tobacco mosaic virus ( TMV) are somewhat dependent on the host plant and can include mosaic, mottling (Figures 1 and 2), necrosis (Figures 3 and 4), stunting, leaf curling, and yellowing of plant tissues.

What are the two major components of the tobacco mosaic virus? -Biology

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Last Answer : answer:

What does tobacco mosaic virus do? -Biology

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What is the name of tobacco mosaic virus ?

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Assertion: The genetic material in Tobacco mosaic virus in RNA. Reason: RNA is a type of nucleic acid.

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A tetrovirus is (A) Polio virus (B) HIV (C) Herpes virus (D) Tobacco mosaic virus

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Tobacco mosaic virus (TMV) genes are (a) single stranded RNA (b) double stranded DNA (c) proteinaceous (d) double stranded RNA.

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.Tobacco mosaic virus is a tubular filament of size (a) 300 × 10nm (b) 300 × 5nm (c) 300 × 20nm (d) 700 × 30nm.

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Last Answer : (c) 300 × 20nm

Which of the following shows coiled RNA strand and capsomeres? (a) Polio virus (b) Tobacco mosaic virus (c) Measles virus (d) Retrovirus

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Who discovered viroids?

Description : Who discovered viroids?

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What is the common in AIDS, mumps and poliomyelitis? (1) Young children get affected most readily (2) No effective vaccine has yet been developed for them (3) These are caused by viruses (4) Their germs can be transmit-ted through blood transfusions

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Last Answer : (3) These are caused by viruses Explanation: Human immunodeficiency virus (HIV) is a lentivirus (a member of the retrovirus family) that causes acquired immunodeficiency syndrome (AIDS). Mumps ( ... acute, viral, infectious disease spread from person top erson, primarily via the fecal-oral route.

What is the common in AIDS, mumps and poliomyelitis? (1) Young children get affected most readily (2) No effective vaccine has yet been developed for them (3) These are caused by viruses (4) Their germs can be transmitted through blood transfusions

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One of the greatest famines of the nineteenth century suffered by the Irish people which led to over 1 million deaths due to starvation was caused by a fungal infection of the potato crop. The disease it caused was (a) early blight of potatoes (b) heart rot of potatoes (c) late blight of potatoes (d) potato mosaic

Description : One of the greatest famines of the nineteenth century suffered by the Irish people which led to over 1 million deaths due to starvation was caused by a fungal infection of the potato crop. The disease it ... blight of potatoes (b) heart rot of potatoes (c) late blight of potatoes (d) potato mosaic

Last Answer : Ans:(c)

Disease caused by Zn deficiency is (A) Khaira (B) Mosaic (C) Die-back (D) Whip tail

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Last Answer : (A) Khaira

2. Who coined the term Operations Research? a. J.F. McCloskey b. F.N. Trefethen c. P.F. Adams d. Both a & b

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Last Answer : a. J.F. McCloskey

Select the correct statement from the following regarding cell membrane. (a) Na+ and K+ ions move across cell membrane by passive transport. (b) Proteins make up 60 to 70% of the cell membrane. (c) Lipids are arranged in a bilayer with polar heads towards the inner part. (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson

Description : Select the correct statement from the following regarding cell membrane. (a) Na+ and K+ ions move across cell membrane by passive transport. (b) Proteins make up 60 to 70% of the cell ... towards the inner part. (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson

Last Answer : (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson.

Select the correct statement from the following regarding cell membrane (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson (2) Na+ and K+ ions move across cell membrane by passive transport (3) Proteins make up 60 to 70% of the cell membrane (4) Lipids are arranged in a bilayer with polar heads towards the inner part

Description : Select the correct statement from the following regarding cell membrane (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson (2) Na+ and K+ ions move across cell membrane by ... of the cell membrane (4) Lipids are arranged in a bilayer with polar heads towards the inner part

Last Answer : (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson

Radioactivity was discovered by (1) J.J. Thomson (2) W.Roentgen (3) H.Becquerel (4) M. Curie

Description : Radioactivity was discovered by (1) J.J. Thomson (2) W.Roentgen (3) H.Becquerel (4) M. Curie

Last Answer : (3) H.Becquerel Explanation: Antoine-Henri Becquerel is known for his discovery of radioactivity, for which he received the Nobel Prize for Physics in 1903. Unstable atomic nuclei will spontaneously decompose to form nuclei with a higher stability.