Binary fission is seen in Option 1 : ParameciumOption 2 : AmoebaOption 3 : VorticellaOption 4 : All of these
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Name an organism where cell division is itself a mode of reproduction? Option 1 : E. coliOption 2 : AmoebaOption 3 : EuglenaOption 4 : All of these
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Cell division is synonymous with reproduction in Option 1 : Plants and fungiOption 2 : Animal and plantOption 3 : Protista and moneraOption 4 : Monera and algae
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Asexual reproduction is common among all except Option 1 : Unicellular organismsOption 2 : Plants with simple organizationOption 3 : Animals with simple organizationOption 4 : Animals with complex organization
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Sexual reproduction is characterized by Option 1 : Two parent participationOption 2 : Formation of gametesOption 3 : Fusion of gametesOption 4 : All of these
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Arrange the following in decreasing order of their life span. (1) ...
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Life span of a tortoise is approximately Option 1 : 50–100 yearsOption 2 : 100–150 yearsOption 3 : 150–200 yearsOption 4 : 200–250 years
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The approximate life span of a parrot is Option 1 : 1–2 weeksOption 2 : 15 yearsOption 3 : 60 yearsOption 4 : 140 years
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The approximate life span of a crocodile is Option 1 : 15 yearsOption 2 : 60 yearsOption 3 : 150 yearsOption 4 : 140 years
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Clones are Option 1 : Genetically similarOption 2 : Morphologically similarOption 3 : Both (a) and (b)Option 4 : None of these
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Phosphoenolpyruvate (PEP) is the primary CO2 acceptor in Option 1 : C3 and C4 plantsOption 2 : C2 plantsOption 3 : C3 plantsOption 4 : C4 plants
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Transplantation of tissues/organs fails often due to non-acceptance by the patient’s body. Which type of immune is responsible for such rejections? Option 1 : Autoimmune responseOption 2 : Hormonal immune responseOption 3 : Cell-mediated immune responseOption 4 : Physiological immune response
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