Description : The following cell division occurs during gametogenesis a. Mitosis b. Meiosis c. Both d. None of them
Last Answer : Both
Description : During which stage of gametogenesis meiosis occurs ?
Last Answer : During which stage of gametogenesis meiosis occurs ? A. Growth phase B. Multiplication phase C. Maturation phase D. None of the above
Description : Which of the following cells during gametogenesis is normally diploid ? (a) Spermatogonia (b) Secondary polar body (c) Primary polar body (d) Spermatid
Last Answer : (a) Spermatogonia
Description : What is gametogenesis ?
Last Answer : The process by which sperm and eggs are produced in an animal is called gametogenesis.
Description : What are the diploid stages in gametogenesis?
Last Answer : What are the diploid stages in gametogenesis? A. 50 secondary spermatocytes and 50 secondary ... 25 primary spermatocytes and 100 primary oocytes.
Description : In the following which vitamin essential for gametogenesis ?
Last Answer : In the following which vitamin essential for gametogenesis ? A. Vit. A and E B. Vit. C and D C. Vit. E and K D. Vit. E and B complex
Description : Development of an egg without - fertilization is called (1) Gametogenesis (2) Parthenogenesis (3) Oogenesis (4) Metamorphosis
Last Answer : (2) Parthenogenesis Explanation: Parthenogenesis is a form of asexual reproduction in which growth and development of embryos occur without fertilization. In plants, parthenogenesis means development of an embryo from an unfertilized edd call.
Description : Production of seeds without fertilization is termed as: a. Parthenocarpy b. Parthenogenesis c. Gametogenesis d. All of above
Last Answer : Parthenogenesis
Description : What is the work of copper-T? (a) To inhibit ovulation (b) To inhibit fertilisation (c) To inhibit implantation of blastocyst (d) To inhibit gametogenesis
Last Answer : c) To inhibit implantation of blastocyst
Description : The function of copper ions in copper releasing IUDs is (a) they inhibit gametogenesis (b) they make uterus unsuitable for implantation (c) they inhibit ovulation (d) they suppress sperm motility and fertilising capacity of sperms.
Last Answer : (d) they suppress sperm motility and fertilising capacity of sperms.
Description : Which of the following is a correct statement? (a) IUDs once inserted need not be replaced. (b) IUDs are generally inserted by the user herself. (c) IUDs increase phagocytosis of sperms in the uterus. (d) IUDs suppress gametogenesis.
Last Answer : (c) IUDs increase phagocytosis of sperms in the uterus.
Description : Match column I with column II and select the correct option using the codes given below. Column I Column II A. Pistils fused together (i) Gametogenesis B. Formation of gametes (ii) Pistillate C. Hyphae of higher (iii) Syncarpous ascomycetes D ... , C-(iv), D-(iii) (d) A-(iii), B-(i), C-(iv), D-(ii)
Last Answer : (d) A-(iii), B-(i), C-(iv), D-(ii)
Description : The function of oxytocin is to help in (a) child birth (b) gametogenesis (c) growth (d) lactation.
Last Answer : (d) lactation.
Description : The function of copper ions in copper releasing IUD's is : (1) They inhibit gametogenesis (2) They make uterus unsuitable for implantation (3) They inhibt ovulation (4) The suppress sperm motility and fertilising capacity of sperms
Last Answer : (4) The suppress sperm motility and fertilising capacity of sperms
Description : Removal of outer exoskeleton is the process called a) Metamorphosis b) Ecdysis c) Paedogenesis d) Gametogenesis
Last Answer : a) Metamorphosis
Description : Development of an egg without fertilization is called (1) Gametogenesis (2) Parthenogenesis (3) Oogenesis (4) Metamorphosis
Description : Assertion : Meiosis is also known as reduction division. Reason : Meiosis reduces the number of chromosomes in daughter cells.
Last Answer : Assertion : Meiosis is also known as reduction division. Reason : Meiosis reduces the number of ... D. If both Assertion & Reason are false.
Description : Auxins have effective role in : a. Delay in flower opening b. Cell division c. Reduction of pre harvest fruit drop d. All of the above
Last Answer : Reduction of pre harvest fruit drop
Description : In majority of angiosperms, (a) egg has a filiform apparatus (b) there are numerous antipodal cells (c) reduction division occurs in the megaspore mother cells (d) a small central cell is present in that embryo sac.
Last Answer : (c) reduction division occurs in the megaspore mother cells
Description : In Ulothrix/Spirogyra, reduction division (meiosis) occurs at the time of (a) gamete formation (b) zoospore formation (c) zygospore germination (d) vegetative reproduction.
Last Answer : (c) zygospore germination
Description : Bacteria lack alternation of generation because there is (a) neither syngamy nor reduction division (b) distinct chromosomes are absent (c) no conjugation (d) no exchange of genetic materia
Last Answer : (a) neither syngamy nor reduction division
Description : Which types of division take place during second maturation division ?
Last Answer : Which types of division take place during second maturation division ? A. Reduction division B. Equational division C. Amitosis D. None
Description : During meiosis how cycles of nucleus division, DNA replication and division of centromere take place respectively :-
Last Answer : During meiosis how cycles of nucleus division, DNA replication and division of centromere take place respectively :- ... , Two, One D. Two, One, One
Description : The reaction, C + CO2 ↔ 2CO, taking place during coal gasification is called the __________ reaction. (A) Neumann reversal (B) Shift conversion (C) Boudouard (D) Reduction
Last Answer : (C) Boudouard
Description : The following measure can minimise pituitary-adrenal suppression during long-term corticosteroid therapy: A. Use of betamethasone in place of prednisolone B. Use of prednisolone on alternate days C. Division of ... in three equal 8 hourly doses D. Administration of the total daily dose at bed time
Last Answer : B. Use of prednisolone on alternate days
Description : In which organism does cell division take place in the process of amitosis ?
Last Answer : Cell division occurs in amoebae by the process of amitosis.
Description : Where does direct cell division take place ?
Last Answer : Direct cell division occurs in yeast.
Description : The process of cell division can take place by (a) Heterosis (b) Fusion (c) Mitosis (d) None of these
Last Answer : Ans:(c)
Description : Process of cell division can take place by?
Last Answer : mitosis