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Class 10 Mcq

Class 10 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhich option correctly connects three main ideas of this chapter?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceWhich statement most correctly states the relation between heredity and evolution?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceIf a useful variation increases generation after generation in a population, what can happen over a long period?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceIf the dominant form of a trait is present, what can happen to the recessive form?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceThe idea that one form of a trait comes from each parent explains what?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceHow is genetic drift different from natural selection?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceIn a small isolated group, some traits become more common only by chance. This situation is related to which evolutionary idea?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceIf a variation in an organism does not help its survival or reproduction, what may happen to it under natural selection?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceWhy can evolution not be explained only on the basis of acquired traits?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceWhy is comparison of living organisms with fossils useful in the study of evolution?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceIf two organs perform the same function of flying but have different origins, what type of organs are they?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceIf two organisms have organs with different functions but similar basic structure, what can these organs indicate?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceWhy can relying only on external appearance be wrong while deciding relationships among organisms?Class 10World of LivingHeredity and EvolutionLevel 21Hard ScienceWhat is the scientific meaning of similarity between humans and chimpanzees?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceWhy is it more correct to see evolution as a branching tree rather than a straight ladder?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceWhich statement shows that evolution explains both similarity and difference?Class 10World of LivingHeredity and EvolutionLevel 21Medium ScienceWhat main idea did Mendel understand from a dihybrid cross?Class 10Heredity and EvolutionMendel’s lawsLevel 21Medium ScienceIf two traits are studied together what type of Mendel's experiment is it?Class 10Heredity and EvolutionMendel’s lawsLevel 21Easy ScienceOnly one form of a trait appears in the first generation out of two forms. This points to which idea?Class 10Heredity and EvolutionMendel’s lawsLevel 21Medium ScienceWhat is the correct relation between genes and chromosomes?Class 10World of LivingHeredity and EvolutionLevel 21Easy