SawaalBoxसवाल बॉक्स
1995 · Q125Science & TechnologyBiologyeasy

Which of the following elements are present in all proteins? I. Carbon II. Hydrogen III. Oxygen IV. Nitrogen Select the correct answer from the codes given below:

  1. (a)I and II
  2. (b)I, II and IV
  3. (c)I, III and IV
  4. (d)I, II, III and IV
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Official answer(d) I, II, III and IV

2020 · Q47Science & TechnologyBiologyeasy

Which of the following statements are correct regarding the general difference between plant and animal cells ? 1. Plant cells have cellulose cell walls whilst animal cells do not. 2. Plant cells do not have plasma membrane unlike animal cells which do. 3. Mature plant cell has one large vacuole whilst animal cell has many small vacuoles. Select the correct answer using the code given below :

  1. (a)1 and 2 only
  2. (b)2 and 3 only
  3. (c)1 and 3 only
  4. (d)1, 2 and 3
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Official answer(c) 1 and 3 only