XII Std Biology-Zoology Competitive Questions MCQs for Higher Studies c) hCG, hPL, progesterone, prolactin d) hCG, progesterone, estrogen, glucocorticoids . Match and select the correct option [NEET, ] Column I Column II a. Proliferative phase . Breakdown of endometrium lining b.
Secretory phase . Follicular phase c. Menstruation . Luteal phase a b c A) B) C) D) Chapter - Reproductive Health .
Which of the following is a hormone releasing Intrauterine Device (IUD)? [AIPMT ] a) Multiload b) LNG- c) Cervical cap d) Vault . Assisted reproductive technology, IVF involves the transfer of [AIPMT ] a) Ovum into the fallopian tube b) Zygote into the fallopian tube c) Zygote into the uterus d) Embryo with blastomeres into the fallopian tube . In context of amniocentesis, which of the following statements is incorrect?
[NEET-I, ] a) It is usually done when a woman is between - weeks pregnant b) It is used for prenatal sex determination c) It can be used for detection of Down syndrome d) It can be used for detection of Cleft palate . Which of the following approach does not give the defined action of contraceptive? [NEET-I, ] a) Barrier methods Prevent fertilization b) Intra uterine devices Increases phagocytosis of sperms, suppresses sperm motility and fertilizing capacity of sperms c) Hormonal contraceptives Prevent retard entry of sperms, prevent ovulation and fertilization d) Vasectomy Prevents spermatogenesis Chapter - Principle of Inheritance and Variation . The fruit fly Drosophila melanogaster was found to be very suitable for experimental verification of chromosomal theory of inheritance by Morgan and his colleagues because [AIPMT MAINS ] a) It reproduces parthenogenetically b) A single mating produces two young flies c) Smaller female is easily recognizable from large male d) It completes the life cycle in about two weeks .
Which one of the following cannot be explained on the basis of Mendel’s Law of Dominance? [AIPMT PRE ] a) The discrete unit controlling a particular character is