Ncert – class 8- science – Chapter 6: Reproduction in Animals 2 Welcome to your Ncert - class 8- science - Chapter 6: Reproduction in Animals 2 1. There are two forms of reproduction, i.e., sexual and asexual. Which of the following organisms reproduces asexually? Cockroach Fish Frog Amoeba None 2. Use the following information to answer the next question.Internal fertilisation refers to the fertilisation that takes place inside the body of an organism.Which of the following organisms does not undergo internal fertilisation? Dog Human Cow Frog None 3. New individuals formed by asexual method of reproduction have greater similarity among themselves, because: Asexual reproduction involves gametes. Asexual reproduction occurs before sexual reproduction. Asexual reproduction occurs after sexual reproduction. Asexual reproduction involves only one parent. None 4. New individuals formed by asexual method of reproduction have greater similarity among themselves because:(i) Asexual reproduction involves only one parent.(ii) Asexual reproduction does not involve gametes.(iii) Asexual reproduction occurs before sexual reproduction.(iv) Asexual reproduction occurs after sexual reproduction. (i) and (ii) (i) and (iii) (iii) and (iv) (ii) and (iv) None 5. In markets, eggs of birds are available but never of dogs, because: Bird's eggs are strong but eggs of dogs are not. Bird's eggs are large but dog's eggs are very small. Birds lays eggs but dogs do not. Bird's eggs are covered but dog's eggs are not. None 6. Eggs or ova are female gametes. They are produced in which part of the female reproductive system? Oviduct Uterus Ovary Ureter None 7. The technique by which "Dolly" the sheep obtained is termed as: Cloning by tissue culture of somatic cells Cloning by nuclear transfer Cloning without the help of gametes Cloning by zygote transfer None 8. The ability of a cell to divide into several cells during reproduction in Plasmodium is called as Reduction division Budding Binary fission Multiple fission None 9. Sperms are male gametes. They are produced in which part of the male reproductive system? Penis Testes Urethra Sperm duct None 10. The movement of eggs from the ovaries to the uterus proceed through the ______________. Placenta Fallopian tube Cervix Vagina None 11. Which of the following statements about asexual reproduction in Hydra is correct The new individual develops as a bud on the body of the parent. The spores formed on the parent’s body give rise to the new individual. The new individual is formed by the splitting of the parent body into two halves. The fragments formed on the parent’s body give rise to the new individual. None 12. The process of series of changes from larva to adult after embryonic development is called: Ageing Growth Metamorphosis Regeneration None 13. During which stage of development does the baby embed itself to the wall of the uterus? Foetus Zygote Embryo Ovum None 14. Birds are considered oviparous because _______. They are able to fly None of the above Forelimbs are modified into wings They lay eggs None 15. Which of the following is correct of implantation Attachment of the blastocyst to the uterine wall Release of ovum from the follicle Development of an embryo without fertilization Formation of ova from germ cells None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
