Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

51.

Elephantiasis is caused by

  • Entamoeba coli

  • trematodes

  • cestodes

  • Wuchereria bancrofti


52.

Male mosquito is not sanguivore as

  • it lacks cutting and biting mandibles

  • it does not require any kind of proteins

  • it lacks smelling power

  • All of the above


53.

Rarely observed phenotype in population is called

  • wild type

  • mutant type

  • variant type

  • All of these


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54.

If a boy's father has haemophilia and his mother has one gene for haemophilia, what is the chance that the boy will inherit the disease?

  • 100%

  • 50%

  • 0%

  • 75%


B.

50%

Haemophilia is a X-linked recessive disorder. The presence of single X-chromosome (with haemophilia gene) show the disease in male. Therefore, in the above example, boy chances of inheriting the disease is 50%.


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55.

Which one of the following codons codes for the some information as UGC?

  • UGU

  • UGA

  • UAG

  • UGG


56.

The movements of neutrophils to the site of inflammation is due to

  • release of hormone

  • Chemotaxis

  • activity of antigens

  • activations of antigens


57.

On the basis of utility, Nagpuri buffaloes are categorized as

  • milkers

  • dual purpose

  • drought cattle

  • grazers


58.

What type of sorus is present in Nephrolepsis?

  • Coenosorus

  • Simple

  • Mixed

  • None of these


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59.

Pureline breed refers to

  • homozygosity

  • heterozygosity

  • homozygosity with only dominant genes

  • heterozygosity and linkage


60.

Which of the following plant is efficient converter of solar energy whose net productivity is 2-4 kg/m2/yr or even higher?

  • Wheat

  • Rice

  • Sugarcane

  • Bajra


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