Biology MCQs Online Quiz Test 53

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Q.1: In some cases the blastomere can produce complete embryo the cleavage will be——?

  1. Spiral and determinate
  2. Radial and indeterminate
  3. Spiral and indeterminate
  4. Radial and determinate


Q.2: Of the following which one is non-cellular in most cases in animals?

  1. Mesenchyme
  2. Sclerenchyma
  3. Chlorenchyma
  4. Mesoderm


Q.3: Aquatic arthropods respire through—–?

  1. Spiracles
  2. Gills
  3. Book lungs
  4. Both b and c


Q.4: Circulatory system is open type in all of the following except:——?

  1. Arthropoda
  2. Gastropoda
  3. Pelecypoda
  4. Cephalopoda


Q.5: Shell of egg is leathery in appearance in——?

  1. Amphibians
  2. Reptiles
  3. Birds
  4. Prototherians


Q.6: Aschelminthes is also known as——?

  1. Protozoans
  2. Eumatazoa
  3. Nematodes
  4. Protoctist ancestors


Q.7: The name animal is derived from the word—–?

  1. Anima
  2. Anemia
  3. Aname
  4. All of these


Q.8: All the animals of the grade radiata are——?

  1. Diploblastic
  2. Triploblastic
  3. Both
  4. Unicellular


Q.9: The fate of each blastomere is foretold. The cleavage will be as——?

  1. Spiral and indeterminate
  2. Radial and indeterminate
  3. Radial and indeterminate
  4. Spiral and determinate


Q.10: The system well developed in the acoelomate is——?

  1. Excretory system
  2. Nervous system
  3. Transport system
  4. All of these