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Entry Test MCQ :: Reproduction


11.  Which one is not a day neutral plant?
A. Cucumber B. Maize
C. Cotton D. Tobacco

12.  Which statement is incorrect?
A. In short day plants red light prevents flowering B. Henbane is a short day plant
C. In long day plants for red light promotes flowering D. Leaf unrolling occurs in grasses

13.  In biennials and perennials, low temperature stimulus is not received by
A. Shoot apex of mature stem B. Embryo of the seed
C. Leaves of the plants D. None of the above

14.  Development of an egg into zygote without fertilization is called
A. Parthenogenesis B. Apomixes
C. Parthenocarpy D. None of these

15.  In which organism males are haploid
A. Aphids B. Honey bee
C. Mosquito D. Butterfly

16.  In cloning, nucleus is introduced into
A. Somatic cell B. Egg cell
C. Sperm cell D. None of these

17.  Which characteristic is not of identical twins?
A. Produced by separation of two blastomeres B. Have different genetic makeup
C. Produced asexually D. Produced when embryo is at two cell stage

18.  Viviparous animals are those in which
A. Internal fertilization with external development in eggs B. Internal fertilization with internal development inside female body
C. Internal fertilization and internal development followed by hatching of egg D. External fertilization with external development

19.  Example of ovoviviparous
A. Reptiles B. Mammals
C. Duckbill platypus D. Frog

20.  Sertoli cells
A. Provide liquid medium to cells in testes B. Provide protection and nourishment to cells
C. Secrete testosterone D. Both a and b




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