0 123456789101112131415 Science : Ch 08 – How do Organisms Reproduce This test is designed based on NCERT Syllabus for Class 10 Topics : How do Organisms Reproduce Each time random 15 questions will be displaced So retake the quiz till you have mastered all the questions 1 / 15 Offspring produced by asexual method of reproduction have more similarity among themselves because: Asexual reproduction involves only one parent Asexual reproduction does not involve gametes Asexual reproduction occurs before sexual reproduction Asexual reproduction occurs after sexual reproduction only one parent is involved in the Asexual reproduction ,there is no fusion of male and female gamates. only one parent is involved in the Asexual reproduction ,there is no fusion of male and female gamates. 2 / 15 The ability of a cell to divide into several cells during reproduction in Plasmodium is called Budding vision Reduction division Binary fission multiple fission Multiple fission Repeated division of an organism to produce many daughter cells simultaneously. Repeated division of an organism to produce many daughter cells simultaneously. 3 / 15 Choose the precise statement(s) on budding in yeast from the following: A parent cell divides into two or more daughter cells and here the parent identity is lost In this the elongated nucleus divides to form two or more daughter nuclei. A bud arises from a particular region on a parent body After detaching from the parent body the bud grows into a new independent individual Budding in which a bud arises from a particular region on a parent body. And after detaching from the parent body the bud grows into a new independent individual Budding in which a bud arises from a particular region on a parent body. And after detaching from the parent body the bud grows into a new independent individual 4 / 15 The characteristics transmitted from parents to ofspring are present in Cytoplasm Ribosome Golgi bodies Genes Genes are carriers of genetic information and are responsible for the transmission of characteristics from parents to offspring's. Genes are carriers of genetic information and are responsible for the transmission of characteristics from parents to offspring's. 5 / 15 Factors responsible for the rapid spread of bread mould on slices of bread are: Large number of spores Availability of moisture and nutrients in the bread Presence of tubular branched hyphae Formation of round shaped sporangia 1 2 1 And 2 1 and 3 Bread mould prefers damp/warm conditions with ample nutrient supply, on which air-borne spores land and germinate. Bread mould prefers damp/warm conditions with ample nutrient supply, on which air-borne spores land and germinate. 6 / 15 During adolescence, several changes occur in the human body. mark one change from the following associated with sexual maturation in boys: Loss of milk teeth Increase in height Cracking of voice Weight gain Cracking of voice in males is due to male hormone testosterone, which is produced after sexual maturation Cracking of voice in males is due to male hormone testosterone, which is produced after sexual maturation 7 / 15 Example of unisexual fowers. Papaya Mustard Hibiscus Rose Unisexual flowers contains only one reproductive organ, either male or female. Unisexual flowers contains only one reproductive organ, either male or female. 8 / 15 What is the mode of asexual reproduction in hydra? Fragmentation Binary Fission Spore Formation Regeneration Or Budding 9 / 15 What is the mode of asexual reproduction in Spirogyra Spore Formation Budding Binary Fission Fragmentation 10 / 15 Name the organ that produces sperms in human males. Testes Testosterone Both 1 & 2 None Of These 11 / 15 In flowers,what is the female reproductive part called as? Pistil Or Carpel Ovaries Filaments Stigma 12 / 15 Which of the following is surgical method of birth control in females? Tubectomy Vasectomy Both 1 & 2 None Of These 13 / 15 Tubectomy does not prevent the spread of sexually transmitted diseases. True False Not sure Don’t know 14 / 15 A surgical method of Blocking vas deferens to prevent pregnancy is done for Females Males Both 1 & 2 None Of These 15 / 15 The number of chromosomes shared from both male & female are 26 from each 23 from each 46 from each 12 from each Your score is 0% Restart quiz