The experimental set-up can be used to demonstrate that
The experimental set-up can be used to demonstrate that A. light is necessary for photosynthesis B. oxygen is…
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The mammalian erythrocytes differ from the leucocytes at maturity because the erythrocytes are
The mammalian erythrocytes differ from the leucocytes at maturity because the erythrocytes are A. discoid and nucleated B.…
The presence of endoskeleton is characteristic of
The presence of endoskeleton is characteristic of A. invertebrata B. vertebrata C. insecta D. coelenterata Correct Answer: Option…
Examples of organisms in which extracellular digestion occurs are
Examples of organisms in which extracellular digestion occurs are A. fungus, loranthus and housefly B. rhizopus, sponges and…
The structure that is common in the embryos of mammals, amphibians, birds, fishes and reptiles…
The structure that is common in the embryos of mammals, amphibians, birds, fishes and reptiles and which is…
Animals aestivate when the environment in which they live becomes
Animals aestivate when the environment in which they live becomes A. hot and dry B. cold and wet…
Birds which are large with long straight pointed beaks, long necks and long legs are…
Birds which are large with long straight pointed beaks, long necks and long legs are likely to be…
A feature of the caste system of bees and termites ia that
A feature of the caste system of bees and termites ia that A. the workers are sterile B.…
In his theory of evolution, Darwin implied that
In his theory of evolution, Darwin implied that A. the struggle for existence among living organisms is sporadic…
The carnassial teeth of a carnivorous animal consist of the
The carnassial teeth of a carnivorous animal consist of the A. last upper premolar and the first lower…