SawaalBoxसवाल बॉक्स
1995 · Q120Science & TechnologyBiologyeasy

A person with ‘AB’ blood group is sometimes called a universal recipient because of the

  1. (a)lack of antigen in his blood
  2. (b)lack of antibodies in his blood
  3. (c)lack of both antigens and antibodies in his blood
  4. (d)presence of antibodies in his blood
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Official answer(b) lack of antibodies in his blood

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