UPSC Biology Reproduction in Animals Question Bank

done Reproduction Total Questions - 40

• question_answer1)
  Pick out the mismatched pair in the following pairs:-

  A. Sperms \[\to \]testes

  B. Eggs \[\to \] ovaries

  C. Pollen \[\to \] anther

  D. Ovule \[\to \] somatic cell

  A)
  A                          done clear
  B)
  B done clear
  C)
  C                 done clear
  D)
           D done clear
  View Solution play_arrow

• question_answer2)
        Contraception (to avoid pregnancy) can be attained by.
  A)
  use of condoms  done clear
  B)
           oral pills done clear
  C)
  copper-T                done clear
  D)
           all of these above done clear
  View Solution play_arrow

• question_answer3)
        All are hormones except
  A)
  Estrogen                 done clear
  B)
           Testosterone done clear
  C)
  FSH            done clear
  D)
           Tocopherol done clear
  View Solution play_arrow

• question_answer4)
        All are sexually transmitted diseases except
  A)
  AIDS           done clear
  B)
           Breast cancer done clear
  C)
  Gonorrhea       done clear
  D)
                     Syphilis done clear
  View Solution play_arrow

• question_answer5)
        External fertilization takes place in
  A)
  Crocodiles       done clear
  B)
           Frogs done clear
  C)
  Tortoise          done clear
  D)
           Amoeba done clear
  View Solution play_arrow

• question_answer6)
        All the following are male reproductive parts except:-
  A)
  Prostrate gland   done clear
  B)
           Penis done clear
  C)
  Testes                    done clear
  D)
           Vagina done clear
  View Solution play_arrow

• question_answer7)
        The other name of stamens is
  A)
  Gynoecium      done clear
  B)
           Calyx done clear
  C)
  Androecium done clear
  D)
           Corolla done clear
  View Solution play_arrow

• question_answer8)
        Fertilization is
  A)
  Formation of seedling from seeds done clear
  B)
  Transfer of pollen to the carpel part done clear
  C)
  Fusion of sperm and ovum. done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer9)
        The development of off spring from any part of body is called
  A)
  Asexual reproduction done clear
  B)
  Sexual reproduction done clear
  C)
  Vegetative reproduction done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer10)
        The migration of pollen grains to stigma is called as
  A)
  Fertilization      done clear
  B)
           Pollination done clear
  C)
  Fusion                    done clear
  D)
           Reproduction done clear
  View Solution play_arrow

• question_answer11)
  The anther contains
  A)
  Sepals. done clear
  B)
  Ovules. done clear
  C)
  Carpel. done clear
  D)
  Pollen grains. done clear
  View Solution play_arrow

• question_answer12)
        When a seed matures into a seedling under favourable conditions it is called   
  A)
  Fertilization      done clear
  B)
           Reproduction done clear
  C)
  Pollination       done clear
  D)
           Germination done clear
  View Solution play_arrow

• question_answer13)
        In sweet potato vegetative propagation takes place by
  A)
  Root           done clear
  B)
           Stem done clear
  C)
  Leaves                   done clear
  D)
           All of them done clear
  View Solution play_arrow

• question_answer14)
         The process of development of organism like itself is called
  A)
  Budding                 done clear
  B)
           Flowering done clear
  C)
  Reproduction    done clear
  D)
           None of the above done clear
  View Solution play_arrow

• question_answer15)
        Progesterone is secreted by
  A)
  Corpus luteum   done clear
  B)
           Thyroid done clear
  C)
  Thymus                 done clear
  D)
           Testes done clear
  View Solution play_arrow

• question_answer16)
       

  	Column-I		Column-II
  A.	Pollen & stigma	P.	female part in plants
  B.	Radicle in a cotyledon	Q.	root
  C.	Ovule	R.	root
  D.	Pcumule	S.	male reproductive parts in a plant.

   
  A)
  A-P;   B-Q;   C-R;   D-P done clear
  B)
  A-S;   B-Q;   C-R;   D-R done clear
  C)
  A-P;   B-Q;   C-S;   D-R done clear
  D)
  A-S;   B-P;   C-R;   D-Q done clear
  View Solution play_arrow

• question_answer17)
        The capacity of organisms to reproduce after being cut into many pieces is called
  A)
  Budding                 done clear
  B)
  Fission done clear
  C)
  Regeneration    done clear
  D)
           Reproduction done clear
  View Solution play_arrow

• question_answer18)
        Which is common method of multiplication of Yeast and Hydra.
  A)
  Budding done clear
  B)
  Fragmentation done clear
  C)
  Binary fission done clear
  D)
  Vegetative reproduction done clear
  View Solution play_arrow

• question_answer19)
        In which of the following pair. Uric acid is present in the excreta?
  A)
  Bird - Shark            done clear
  B)
           Frog - Lizard done clear
  C)
  Man - Insect    done clear
  D)
           Insect - Shark done clear
  View Solution play_arrow

• question_answer20)
        Callus formation in plants means
  A)
  growth of cancer cells. done clear
  B)
  microorganism attack only. done clear
  C)
  a disease. done clear
  D)
  tissue culture technique. done clear
  View Solution play_arrow

• question_answer21)
        Where pollination is done by animals it is
  A)
  Anemophily done clear
  B)
  Hydrophily done clear
  C)
  Zoophiliy done clear
  D)
  Chiropterophily done clear
  View Solution play_arrow

• question_answer22)
        The number of chromosomes in a female fertilized egg cell is
  A)
  44                done clear
  B)
           21 done clear
  C)
  23               done clear
  D)
           46 done clear
  View Solution play_arrow

• question_answer23)
        Menstruation takes place as
  A)
  The egg is fertilized and is nourished. done clear
  B)
  The egg is released from the ovaries and comes to the uterus. done clear
  C)
  The egg released is not fertilized, the lining becomes thick and breaks down. done clear
  D)
  None of the above. done clear
  View Solution play_arrow

• question_answer24)
        Fertilization takes place in the
  A)
  ovary sacs       done clear
  B)
           fallopian tube done clear
  C)
  urethra                   done clear
  D)
           vagina done clear
  View Solution play_arrow

• question_answer25)
        Ovulation in mammals is caused by
  A)
  FSH and TSH   done clear
  B)
           FSH and LH done clear
  C)
  FSH and LTH   done clear
  D)
           LTH and LH done clear
  View Solution play_arrow

• question_answer26)
  Cowper's glands are found in
  A)
  male mammals  done clear
  B)
  female mammals done clear
  C)
  male amphibians done clear
  D)
  female amphibians done clear
  View Solution play_arrow

• question_answer27)
        Vegetative propagation refers to formation of new plants from
  A)
  stem, roots and flowers done clear
  B)
  stem, roots and leaves done clear
  C)
  stem, flowers and fruits done clear
  D)
  stem, leaves and flowers done clear
  View Solution play_arrow

• question_answer28)
        Cross pollination brings about .............. recombination in new plants.
  A)
  Genetic       done clear
  B)
           Chromosomes done clear
  C)
  Genes                    done clear
  D)
           Chromatids done clear
  View Solution play_arrow

• question_answer29)
  'Saheli' a new oral contraceptive developed by
  A)
  All Indian Institute of Medical Science done clear
  B)
  Central Drug Research Institute done clear
  C)
  Health Care Pvt. Ltd. done clear
  D)
  Bharat Immunologicals & Biologicals corp. Ltd. done clear
  View Solution play_arrow

• question_answer30)
        IUDs stands for
  A)
  Intra Uterine Devices done clear
  B)
  Internal Uterine Devices done clear
  C)
  Inseminated Uterine Devices done clear
  D)
  Injected Uterine Devices done clear
  View Solution play_arrow

• question_answer31)
        The most important component of the oral contraceptive pills is
  A)
  progesterone done clear
  B)
  growth hormone done clear
  C)
  thyroxine done clear
  D)
  luteinizing hormone done clear
  View Solution play_arrow

• question_answer32)
       

  Assertion [A]: Amoeba reproduces by fission.

  Reason (R): All unicellular organisms reproduce by asexual methods. [IAS Prelim]

                   
  A)
  Both A and R are individually true and R is the correct explanation of A done clear
  B)
  Both A and Rare individually true but R is not the correct explanation of A done clear
  C)
  A is true but R is false done clear
  D)
  A is false but R is true done clear
  View Solution play_arrow

• question_answer33)
        Polar body is produced during the formation of -
  A)
  Sperm                    done clear
  B)
           Secondary oocyte done clear
  C)
  Oogonium       done clear
  D)
           Spermatocytes done clear
  View Solution play_arrow

• question_answer34)
        Egg is liberated from ovary in
  A)
  Secondary oocyte stage done clear
  B)
  Primary oocyte stage done clear
  C)
  Oogonial stage done clear
  D)
  Mature ovum stage done clear
  View Solution play_arrow

• question_answer35)
        Which of the following statements are true for flowers?

  A. Flowers are always bisexual.

  B. They are the sexual reproductive organs.

  C. They are produced in all groups of plants.

  D. After fertilization they give rise to fruits.

  A)
  A and D                 done clear
  B)
           B and C done clear
  C)
  A and C                 done clear
  D)
           B and D done clear
  View Solution play_arrow

• question_answer36)
        Consider the following statements:

  A. Plants are divided into five groups: Thallophytes, Bryophytes, Pteridophytes, Gymnosperms and Angiosperms.

  B. Lichens are examples of liverworts.

  C. The algae are vascular plants.

  D. Angiosperm is the least diversified form than any other plant groups.

  Which of these statement(s) is/are correct?
  A)
  A, B and C       done clear
  B)
           B, C and D done clear
  C)
  A and D                 done clear
  D)
           All are correct done clear
  View Solution play_arrow

• question_answer37)
  According to which of the following organization "reproductive health means a total well-being in all aspects of reproduction"?
  A)
  WHL            done clear
  B)
  UNESCO done clear
  C)
  WHO          done clear
  D)
  WWW done clear
  View Solution play_arrow

• question_answer38)
        In a bisexual flower, if androecium and gynoecium mature at different times, the phenomenon is known as [IAS Prelim]                     
  A)
  dichogamy             done clear
  B)
  herkogamy done clear
  C)
  heterogamy     done clear
  D)
           monogamy done clear
  View Solution play_arrow

• question_answer39)
        Which one of the following is monogamous? [IAS Prelim]
  A)
  Wolf             done clear
  B)
           Walrus done clear
  C)
  Seal            done clear
  D)
           Deer done clear
  View Solution play_arrow

• question_answer40)
        Which one of the following genetic diseases is sex- linked? [IAS Prelim]
  A)
  Royal haemophilia done clear
  B)
  Tay-Sachs disease done clear
  C)
  Cystic fibrosis done clear
  D)
  Hypertension done clear
  View Solution play_arrow