General Science - Biology MCQs

51. Various applications of the DNA sequencing include:
1. Identifying a particular individual
2. Diagnosis of genetic and non-genetic diseases
3. Improve quality of livestock and crops
4. Confirm and establish species identity
Select the correct option from the codes given below:

[A] Only 1 & 2
[B] Only 1, 2 & 3
[C] Only 1, 3 & 4
[D] 1, 2, 3 & 4

Show Answer

52. Which of the following is / are features of the Dengue mosquito?

  1. It is a day biting mosquito
  2. It transfers the virus generally human to human, without any animal reservoir
  3. It can be recognized by white markings on legs
  4. Only the female can spread Dengue

Select the correct option from the codes given below:

[A] Only 1, 2 & 3 are correct
[B] Only 2, 3 & 4 are correct
[C] 1, 2, 3 & 4 are correct
[D] Only 1 & 3 are correct

Show Answer

53. Zika virus can be transmitted to humans through:

  1. Mosquito
  2. Goat
  3. Duck
  4. Bat

Select the correct option from codes given below:

[A] Only 1
[B] Only 1 & 4
[C] Only 1, 3 & 4
[D] 1, 2, 3 & 4

Show Answer

54. Bacillus thuringiensis:
1. Is widely used as an insecticide
2. Is source of gene responsible for producing Bt toxin in some Genetically modified plants
3. Is an indicator of water pollution
Which among the above is / are correct?

[A] Only 1 & 2
[B] Only 2 & 3
[C] Only 2
[D] 1, 2 & 3

Show Answer

55. Consider the following statements:

  1. All the 22 amino acids can not be synthesized in human body so must be supplied in the diet.
  2. Soya Protein is a source of all amino acids, so its called a complete protein

Which among the above statements is / are correct?

[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 nor 2

Show Answer

56. Consider the following comparisons of the Antigens and Antibody:
1.Antigen is generally protein, antibody is generally not protein
2.For a vaccine to work, it needs to induce the body to produce antigens against the cause of the disease
Which among the above statements is/ are correct?

[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 nor 2

Show Answer

57. Which of the following is / are true fruits?

  1. Mango
  2. Apple
  3. Strawberry
  4. Pod of Groundnut

Select the correct option from the codes given below:

[A] Only 1, 3 & 4
[B] Only 1 & 2
[C] Only 1 & 4
[D] Only 1, 2 & 4

Show Answer

58. In the digestive system of Humans, the enzyme responsible for the breakdown of starch into sugars is secreted by__:

  1. Mouth Cavity
  2. Duodenum
  3. Stomach
  4. Pancreas

Select the correct option from the codes given below:

[A] Only 1 & 3
[B] Only 1 & 2
[C] Only 1, 2 & 4
[D] Only 1 & 4

Show Answer

59. Consider the following:

  1. Glucose
  2. Light
  3. CO2
  4. Water
  5. Oxygen

Which among the above are essential for photosynthesis?

[A] Only 1, 2 & 3
[B] Only 2, 3 & 4
[C] Only 3 & 4
[D] Only 3, 4 & 5

Show Answer

60. The vegetable oil treated with which among the following halogens makes it an additive, which is used in artificial citrus flavoured aerated drinks to give it the cloudy look, so that consumers get deceived because it appears natural citrus drink?

[A] Chlorine
[B] Bromine
[C] Iodine
[D] Fluorine

Show Answer

Advertisement

    Kindly help us to keep GKToday updated and error free. Use this form to report error or outdated information in questions. We shall rectify asap... [recaptcha]