8th Standard Science Chapter-8 November 30, 2020December 26, 2020wefru 8th Standard Science quiz Chapter-8 0 Created on November 30, 2020 By wefru 8th Standard Science Chapter 8 CHECK YOUR SKILLS BROADLY 1 / 10 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: (a) Spirogyra (b) Hydra (c) Bryophyllum (d) Paramecium 2 / 10 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 (a) (i) nad (iv) (b) (i), (ii) and (iii) (c) (i), (ii) and (iv) (d) (ii), (iii) and (iv) 3 / 10 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 (a) (i) and (ii) (b) (i) and (iii) (c) (ii) and (iv) (d) (iii) and (iv) 4 / 10 Q14. Which out of the following processes does not lead to the formation of clones: (a) Fertilisation (b) Fission (c) Tissue culture (d) Fragmentation 5 / 10 Q15. The ratio of number of chromosomes in a human zygote and a human sperm is: (a) 2 : 1 (b) 3 : 1 (c) 1 : 2 (d) 1 : 3 6 / 10 Q11. Which is the one characteristic of the parents that can be inherited by their children? (a) The extinction of organism has occurred few years back (b) The extinction of organism has occurred thousands of years ago (c) The position of fossil in the layers of earth is not related to its time of extinction (d) Time of extinction cannot be determined. 7 / 10 Q13. What is the ancient name for all human beings? (a) Monkey (b) Chimpanzee (c) Homo sapiens (d) Invertebrates 8 / 10 Q14. The organs present in two organisms indicate that they are derived from the same ancestor are: (a) Analogous Organs (b) Respiratory Organs (c) Sense organs (d) Homologous Organs 9 / 10 Q15. Which of the following pair of organ is not homologous? (a) Forelimbs in humans and lizard (b) Forelimbs in lizard and frog (c) Wings in butterfly and bat (d) None of these 10 / 10 Q15. Electrical impulse travels in a neuron from: (a) Dendrite → axon → axon end → cell body (b) Cell body → dendrite → axon → axon end (c) Dendrite → cell body → axon → axon end (d) Axon end →axon → cell body → dendrite Your score is The average score is 0% LinkedIn Facebook Twitter VKontakte 0% Restart quiz