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Human Reproduction Test - 5

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Human Reproduction Test - 5
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Weekly Quiz Competition
  • Question 1
    1 / -0
    Parturition is the process of expelling the fully formed young one from the mother's uterus. It is controlled by which of the following hormones?

    a. Relaxin
    b. Prolactin
    c. Oxytocin
    d. HCG
  • Question 2
    1 / -0

    Head of epididymis is called as

    Solution

    Epididymis is a long narrow coiled tube attached to the surface of the testis in mammals and reptiles. It acts as temporary storage organ of spermatozoa received from seminiferous tubules. The head of it is called caput epididymis.

  • Question 3
    1 / -0

    This question consists of two statements - assertion (A) and reason (B). To answer this question, choose any one of the following five responses.

    Assertion: Human females are fertile on a cyclic basis.
    Reason: The hormones estrogen, progesterone, FSH and LH regulate the cyclic activity.

  • Question 4
    1 / -0

    Seminal plasma in human males is rich in

    Solution

    Seminal plasma along with sperms forms the semen. The seminal plasma provides nourishment to sperms and rich in fructose and calcium ions.

  • Question 5
    1 / -0
    Match the following:
    a. Decidua basalis 1. It is between the embryo and the lumen of the uterus.
    b. Decidua capsularis 2. It is between the embryo and uterine serosa.
    c. Decidua parietalis 3. It is the remaining part of the deciduas. 
  • Question 6
    1 / -0

    Which of the following is a primary sex organ of female?

    Solution

    Ovary is the primary sex organ of female reproductive system in human beings. Egg is released from one of the ovary each month. It also release hormone.

  • Question 7
    1 / -0
    Which of the following secrete(s) a mucus like substance that lubricates the vagina for frictionless movement of penis?
  • Question 8
    1 / -0
    Match Column I with Column II and then choose the correct option.

    Column I Column II
    a. Caput epididymis 1. It lies on the lateral side of the testis and stores the sperms temporarily.
    b. Corpus epididymis 2. It is the lower wider part that lies on the posterior side of the testis and stores spermatozoa.
    c. Cauda epididymis 3. It is the upper wider part, which receives the vasa efferentia.
  • Question 9
    1 / -0
    Which of the following statements is/are false?

    a. The primary yolk sac consists of mesoderm inside and endoderm outside.
    b. Chorion protects the embryo and forms placenta for metabolic exchange between the foetus and the mother. 
    c. Allantois is a sac like structure which arises from the gut of the embryo near the yolk sac.
  • Question 10
    1 / -0
    The fusion of the sperm and the ovum to form a diploid zygote is called fertilization. Which of the following is not a significance of fertilization?
  • Question 11
    1 / -0
    Match the following:
    a. Amnion 1. It is composed of ectoderm from inside and mesoderm from outside.
    b. Chorion 2. It is composed of endoderm from inside and mesoderm from outside.
    c. Allantois 3. It is composed of ectoderm from outside and mesoderm from inside.
  • Question 12
    1 / -0
    Which of the following parts of a human spermatozoon is very short and contains one proximal centriole and one distal centriole?
  • Question 13
    1 / -0
    Which of the following connects the scrotal sac to the abdominal cavity?
  • Question 14
    1 / -0
    Which of the following statements is/are false?

    a. Only one sperm fertilizes the egg, while the others degenerate and are engulfed by leucocytes. 
    b. A sperm can survive in the female body for a maximum of 5 days and can fertilize the ovum within 24 hours only. 
    c. Fertilization occurs if either ovum or sperm is transported to the ampullary-isthmic junction.
  • Question 15
    1 / -0
    Assertion (A): The middle piece in the sperm is called its powerhouse.
    Reason (R): It contains mitochondria that provides energy (ATP) for swimming.
  • Question 16
    1 / -0
    Which of the following extra-embryonic membranes develop from the inner cell mass later on, after the formation of embryonic parts?

    a. Allantois
    b. Yolk sac
    c. Chorion
    d. Amnion
  • Question 17
    1 / -0
    The remaining cells of the embryonic disc, after the formation of mesoderm, form ectoderm. Which of the following is not formed by the ectoderm?
  • Question 18
    1 / -0
    Match the following:
    a. Foetal placenta 1. The type of placenta that is shared by the uterine wall of the mother.
    b. Maternal placenta 2. The type of placenta in which the maternal blood and chorion are in direct contact. 
    c. Haemochorial placenta 3. The type of placenta that is contributed by the foetus.
  • Question 19
    1 / -0

    External genitalia of human female is called as

    Solution

    The external genitalia of human female is called vulva. Vulva includes mons pubis, labia majora, labia minora, hymen and clitoris.

  • Question 20
    1 / -0
    Match Column I with Column II and then choose the correct option.

    Column I Column II
    a. Mons pubis 1. It is a set of two large thick folds of skin which forms the boundary of the vulva.
    b. Clitoris 2. It is a solid structure containing erectile tissues and is made up of two erectile bodies.
    c. Labia Majora 3. It is the anteriormost portion which is fatty and is covered with pubic hairs.
  • Question 21
    1 / -0

    The primary sex organ of human male is

    Solution

    Testis is the primary sex organ in human male as it produce sperm or male gametes without which reproduction is not possible.

  • Question 22
    1 / -0
    Oogenesis occurs under the influence of hormones secreted by the endocrine glands. Which of the following hormones is secreted by the hypothalamus?
  • Question 23
    1 / -0
    In which of the following processes do specific blastomeres migrate from the surface of the blastula to their pre-determined positions and form three germinal layers?
  • Question 24
    1 / -0
    In which of the following phase(s) of formation of spermatids, the sperm mother cells lining the seminiferous tubules of the testes proliferate by repeated mitotic divisions and increase their number?

    a. Multiplication phase
    b. Growth phase
    c. Maturation phase
  • Question 25
    1 / -0
    Which of the following is formed by the endoderm?
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