Biology Practice Question and Answer

Q:

What is 'Ebola'?

644 0

  • 1
    Fungus
    Correct
    Wrong
  • 2
    Protozoa
    Correct
    Wrong
  • 3
    bacteria
    Correct
    Wrong
  • 4
    Virus
    Correct
    Wrong
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Answer : 4. "Virus"

Q:

Artificial lighting?

639 0

  • 1
    can destroy foliage
    Correct
    Wrong
  • 2
    may cause photosynthesis
    Correct
    Wrong
  • 3
    can synthesize foliar
    Correct
    Wrong
  • 4
    cannot be the cause of photosynthesis
    Correct
    Wrong
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Answer : 2. "may cause photosynthesis"

Q:

Is the medium for spreading infectious diseases?

634 0

  • 1
    Water
    Correct
    Wrong
  • 2
    Air
    Correct
    Wrong
  • 3
    both
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "both"

Q:

How many different types of teeth are present in humans?

629 0

  • 1
    Two
    Correct
    Wrong
  • 2
    Three
    Correct
    Wrong
  • 3
    Four
    Correct
    Wrong
  • 4
    Five
    Correct
    Wrong
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Answer : 3. "Four "

Q:

Dolphins of Ganges exist?

627 0

  • 1
    Reptile
    Correct
    Wrong
  • 2
    breast
    Correct
    Wrong
  • 3
    Invertebrates
    Correct
    Wrong
  • 4
    fish
    Correct
    Wrong
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Answer : 2. "breast"

Q:

A disease named tuberculoris arises?

626 0

  • 1
    Bacteria
    Correct
    Wrong
  • 2
    Malnutrition
    Correct
    Wrong
  • 3
    Protozoa
    Correct
    Wrong
  • 4
    by virus
    Correct
    Wrong
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Answer : 1. "Bacteria"

Q:

Deficiency of which vitamin results in inflammation of skin and eczema along with diarrhoea?

622 0

  • 1
    Ascorbic acid
    Correct
    Wrong
  • 2
    Folic acid
    Correct
    Wrong
  • 3
    Nicotinic acid
    Correct
    Wrong
  • 4
    Pantothnic acid
    Correct
    Wrong
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Answer : 3. "Nicotinic acid"

Q:

"B" represents the gene for brown coat colour and “b” represents the gene for white coat colour. In the cross BB x bb all the offsprings have a brown coat. Which genetic principle is illustrated by this cross?

622 0

  • 1
    Multiple alleles
    Correct
    Wrong
  • 2
    Dominance
    Correct
    Wrong
  • 3
    Co-dominance
    Correct
    Wrong
  • 4
    Crossing-over
    Correct
    Wrong
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Answer : 2. "Dominance "

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