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question_answer1) If the trait X exists in 10% of a population of an asexually reproducing species, and a trait Y exists in 60% of the same population, which trait is likely to have arisen earlier?
question_answer2) According to the second law of inheritance: inheritance of more than one pair of traits is a cross, simultaneously, the ratio of each phenotype in the seed in regeneration is:
question_answer3) Mendel chose a specific plant to carry out his experiment to study the various traits. He chose the plant, because it has number of difference, easy to tell apart and not available in other plants. Which one of the following the plants he used for his study:
question_answer4) The gene of red hair is recessive to the gene for black hair. What will be the hair color of a person if he inherits a gene for red hair from his mother and a gene for black hair from his father?
question_answer5) A man having blood group O married a women with blood group B and they have a girl child after one year. The blood group of the girl child will be:
question_answer6) Which one of the following are homologues organ? (1) (2) (3) (4)
question_answer7) Which one of the following is a fossil? (1) (2) (3) (4)
question_answer8) During the evolution process, in which of the following organisms eyes appeared first?
question_answer9) Human evolution has been studied by using various tools of tracing evolutionary relationships, like excavation, carbon dating and study of fossils. Accordingly, it was found that, there was no biological difference in the race of all human being. The earliest member of human being came from which one of the following country?
question_answer10) The gas, which are present in the earth atmosphere today, were not present in early days. According to the research, the main gas in the earth atmosphere, in the beginning, were methane, ammonia, etc. Which one of the following gases were not present in the early days in the earth atmosphere?
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