CBSE Class 12 Reproduction — practice questions
22 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 12 Reproduction in the app →The period from birth to the natural death of an organism is its:Life spans may be as short as a few days or as long as a few thousand:Life span and body size are described as:Crows and parrots are similar in size yet differ widely in:Compared with a peepal tree, a mango tree has a life span that is:Death is a certainty for every individual organism except those that are:Based on the number of parents involved, reproduction is of how many types?Offspring produced by a single parent arise by reproduction that is:Sexual reproduction involves two parents and the fusion of:Offspring of asexual reproduction are exact copies of:Morphologically and genetically identical individuals are called a:Many single-celled organisms reproduce by:In binary fission, a cell divides into how many halves?Which organism is given as an example of binary fission?In yeast, the cell division is described as:Runner, rhizome, sucker, tuber, offset and bulb are examples of:In sexual reproduction, the fusion of gametes forms the:Compared with asexual reproduction, sexual reproduction is described as:The growth period before an organism can reproduce is the phase called:In plants, the juvenile phase is known as the phase that is:The end of the vegetative phase in higher plants is marked by:A plant that flowers only rarely, as an unusual example, is: