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Biology HG Questions Question 1 Mutations can be considered as one of the raw materials of evolution because they _________ Answer A) contribute to new variations in organisms B) are usually related to the environment in which they appear C) are usually beneficial to the organism in which they appear D) usually cause species of organisms to become extinct Question 2 Some insects can stand on the surface of water because water Answer A) Has a high specific heat B) Has a high boiling point C) Is a good evaporative coolant D) Is cohesive and adhesive Question 3 Vital index depends on… Answer A) Natality and birth rate B) Birth and death rate C) Immigration and emigration rate D) Vitality and death rate Question 4 A mushroom and a humpback whale are alike because both are ________ Answer A) Motile B) Heterotrophic C) Prokaryotic D) Unicellular Question 5 The daughter of two normal parents has hemophilia. What chould be the possible genotype genotypes of the parents? Let XH represent the X chromosome with the dominant allele for normal blood clotting. Let Xh represent the X chromosome with the recessive allele for hemophilia Answer A) XHXh and XhYH B) XHXh and XhY C) XhXh and XHYH D) XHXh and XYH
