8th Standard Science Chapter-8

8th Standard Science quiz Chapter-8

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8th Standard Science Chapter 8

CHECK YOUR SKILLS BROADLY

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Q11. An organism capable of reproducing by two asexual reproduction methods one similar to the reproduction in yeast and the other similar to the reproduction in Planaria is:

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Q12. Among the following select the statements that are true regarding the sexual reproduction in flowering plants?

(i) Fertilisation is a compulsory event

(ii) It always results in the formation of zygote

(iii) Offsprings formed are clones

(iv) It requires two types of gametes

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Q13. Which among the following are not the functions of testes at puberty?

(i) Formation of germ cells

(ii) Secretion of testosterone

(iii) Development of placenta

(iv) Secretion of estrogen

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Q14. Which out of the following processes does not lead to the formation of clones:

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Q15. The ratio of number of chromosomes in a human zygote and a human sperm is:

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Q11. Which is the one characteristic of the parents that can be inherited by their children?

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Q13. What is the ancient name for all human beings?

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Q14. The organs present in two organisms indicate that they are derived from the same ancestor are:

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Q15. Which of the following pair of organ is not homologous?

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Q15. Electrical impulse travels in a neuron from:

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