Practice Practice test 4 - general science mcq Online Quiz (set-1) For All Competitive Exams

Q-1)   The first crime ever solved using the DNA fingerprinting technique was in England in the year

(a)

(b)

(c)

(d)

Q-2)   Consider the following statements and choose the correct ones using the codes given below.
  1. The flavr-savr tomato was the first genetically engineered crop product to be commercialised.
  2. Ripe fruits of flavr-savr remain firm for longer duration and can be transported to market after vine-ripening.
  3. Ripe fruits of flavr-savr have colour but not the full array of vine ripened tomato flavours.
Code

(a)

(b)

(c)

(d)

Q-3)   For which desirable character the transgenic crop ‘Golden Rice’ is produced?

(a)

(b)

(c)

(d)

Q-4)   Consider the following techniques/ phenomena.
  1. Budding and grafting in fruit plants.
  2. Cytoplasmic male sterility.
  3. Gene silencing.
Which of the above is/are used to create transgenic crops?

(a)

(b)

(c)

(d)

Q-5)   Change in the base sequence within the gene is called

(a)

(b)

(c)

(d)

Q-6)   Golden rice has the highest quality of

(a)

(b)

(c)

(d)

Q-7)   Between which one of the following sets of blood groups, is the blood transfusion possible?

(a)

(b)

(c)

(d)

Explanation:

Q-8)   Which one of the following is not a genetic disorder?

(a)

(b)

(c)

(d)

Q-9)   Which of the following statements is/are correct regarding vegetative propagation of plants?
  1. Vegetative propagation produces clonal population.
  2. Vegetative propagation helps in eliminating the virus.
  3. Vegetative propagation can be practised most of the year.
Select the correct answer using the code given below.

(a)

(b)

(c)

(d)

Q-10)   Given
  1. Blood cells
  2. Bone cells
  3. Hair strands
  4. Saliva
Samples taken for DNA testing in criminal investigation can be

(a)

(b)

(c)

(d)