SawaalBoxसवाल बॉक्स
2002 · Q26Science & TechnologyBiologymoderate

With reference to the blood in a normal person, which one of the following statements is correct?

  1. (a)Compared to arteries, veins are less numerous and hold less of the body’s blood at any given time
  2. (b)Blood cells constitute about 70 % of the total volume of the blood
  3. (c)White Blood Cells (WBC) are made by lymph nodes only
  4. (d)The blood has more platelets than WBC
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Official answer(d) The blood has more platelets than WBC

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