General Science - Biology MCQs

21. Which among the below is not a food plant?

[A] Allium cepa
[B] Allium sativum
[C] Asparagus officinalis
[D] Atropa belladona

Show Answer

22. Who among the following scientists is known for developing techniques for DNA fingerprinting and DNA profiling which are now used all over the world in forensic science to assist police detective work?

[A] Vernon Heywood
[B] Patrick Laidlaw
[C] Alec Jeffreys
[D] Heinz Wolff

Show Answer

23. From which part, Coconut coir is obtained?

[A] Epicarp
[B] Mesocarp
[C] Endocarp
[D] Seed

Show Answer

24. Which among the following vitamins is involved in the breakdown of energy molecules such as glucose?

[A] Vitamin A
[B] Vitamin B
[C] Vitamin C
[D] Vitamin D

Show Answer

25. It has been demonstrated by the scientists that, certain wines such as Red Wine posses health benefits because they contain antioxidants, which work in the body as Free Radical Scavengers and slow the oxidation of other molecules by capturing the free radicals. Which among the following is the most common antioxidant found in Red Wine?

[A] Catechin
[B] Tetrodotoxin
[C] Polyphenol
[D] Tocopherol

Show Answer

26. Which among the following group represents the most commonly found cancers in the world?

[A] Carcinoma
[B] Sarcoma
[C] Lymphoma
[D] Germ cell tumor

Show Answer

27. Which of the following plant growth hormone was recognized by Japanese scientists?

[A] Auxin
[B] Gibberellins
[C] Abscisic acid
[D] Cytokinin

Show Answer

28. Consider the Following: 

  1. Crop Rotation helps in avoiding the building up of Pathogens 
  2. Crop Rotation avoids Excessive depletion of Soil Nutrients 
  3. Crop Rotation involves alternative cultivation of cereals like wheat

Which among the above statements are correct?

[A] 1 & 2 only
[B] 2 only
[C] 1 & 3 only
[D] All are correct

Show Answer

29. What name has been given to the fear of crossing roads?

[A] Arthrophobia
[B] Atychiphobia
[C] Aichmophobia
[D] Agyrophobia

Show Answer

30. Which among the following is found in a Bacteriophage?

[A] only RNA
[B] only DNA
[C] Both RNA & DNA
[D] Either RNA or DNA

Show Answer


    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 Use this form to report error or outdated information in questions.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]