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Doctors Medicines MCQs Q&A

Consider the following statements regarding com smut disease and choose the correct answer:
1. No symptoms appear on the host plant before the formation of smut ball
2. The smut balls appear on the ears or stems
3. The galls at an early stage are dark coloured and inedible
4. Towards maturity the tumours tum sooty due to spore formation inside

Consider the following statements regarding com smut disease and choose the correct answer:
1. No symptoms appear on the host plant before the formation of smut ball
2. The smut balls appear on the ears or stems
3. The galls at an early stage are dark coloured and inedible
4. Towards maturity the tumours tum sooty due to spore formation inside Correct Answer Only 1, 2 and 4 are true

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1. The charges in the host which serve to recognise the disease are called the signs and symptoms of the disease
2. The sign of a disease is the external appearance of some portion of the pathogen of the host
3. The symptoms are the visible effects which the host plant induces on the parasites
4. Any visible deviation on the host plant from the normal structure and function is called a symptom
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Which of the following diseases is easily recognisable by the presence of large knob-like sooty swellings or boils known as the smut galls or ball tumours?
A box contains balls of two colours, black and white. A total of 28 balls were taken out from the box constituting of 1/5 of the black balls and 1/10 of the white balls. When 3/4 of the remaining black balls and 2/3 of the remaining white balls were also taken out, only 50 balls were left in the box. How many total balls were initially there in the box?
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Consider the following statements regarding the symptoms of loose smut of wheat and choose the correct answer:
1. The smutted ears from the boot leaves a little earlier than the healthy ones
2. All the ovaries and other floral parts including the awns and rachics are converted into masses of smut spores
3. The spores of each spikelet are covered by a thin greyish or silvery membrane
4. The ear is generally completely destroyed