Class 8 Reproduction In Animals CBSE Questions & Answers

Class 8 · Reproduction In Animals

This is Science Class 8 Reproduction in Animals CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Female hired to develop the in-vitro fertilized egg of another female to maturity is called
  • A
    Feeding mother
  • B
    Step-mother
  • C
    Biological mother
  • D
    Surrogate mother
    Correct
2
In human female, menstruation can be deferred by the administration of
  • A
    FSH only
  • B
    LH only
  • C
    Combination of Estrogen and progesterone
    Correct
  • D
    Combination of estrogen and progesterone
3
Inability to conceive or produce children even after two years of unprotected sexual co-habitation is called
  • A
    Incapability
  • B
    Malfunction
  • C
    Infertility
    Correct
  • D
    Sterility
4
Many people get acne and pimples on the face at puberty because of
  • A
    Only sweat gland
  • B
    Only oil gland
  • C
    Absence of growth hormones
  • D
    Increased activity of sweat gland and oil gland
    Correct
5
It is misconception that
  • A
    Male are responsible of sex of child
  • B
    Sex is determined by vigor of male
  • C
    Sex is determined by choice
  • D
    Women are responsible for sex of child
    Correct
6
The growing Foetus draws it nourishment through the
  • A
    Placenta
    Correct
  • B
    Cervix
  • C
    Uterus
  • D
    Fallopian tube
7
Sperms are deposited by the male reproductive organ into the
  • A
    Vulva of female
  • B
    Oviduct of female
  • C
    Vagina of female
    Correct
  • D
    Uterus of female
8
Which of the following is true about asexual reproduction?
  • A
    Involves only one parent
    Correct
  • B
    Special cells are involved
  • C
    Involves the fusion of gametes
  • D
    All of the above
9
The common duct formed by union of vas deference and duct from seminal vesicle is called
  • A
    Ejaculatory duct
  • B
    Spermatic duct
  • C
    Urethra
    Correct
  • D
    Composite duct
10
In mammals testis is located in
  • A
    Abdominal cavity
  • B
    Extra-abdominal cavity
    Correct
  • C
    Pericardial cavity
  • D
    Thoracic cavity
11
The delivery of child or child birth is called
  • A
    Ejaculation
  • B
    Parturition
    Correct
  • C
    Insemination
  • D
    Implantation
12
Human embryo completes development in
  • A
    300 days
  • B
    180 days
  • C
    250 days
  • D
    266 days
    Correct
13
Placenta is
  • A
    Storage organs
  • B
    Protecting embryo from sock
  • C
    Channel for providing essential requirement for growth of embryo
    Correct
  • D
    Conductor of nerve cells
14
Seminal vessels is present at the junction of
  • A
    Prostate and urethra
    Correct
  • B
    Vas deference and testis
  • C
    Oviduct and testis
  • D
    Prostate and vas deference
15
Which one is the correct sequence of steps involved in sexual reproduction
  • A
    Fertilization, gametogenesis, meiosis, gamete transfer
  • B
    Gamete transfer, fertilization, gametogenesis, meiosis
  • C
    Gametogenesis, fertilization meiosis, gamete transfer
  • D
    Gametogenesis, meiosis, gamete transfer, fertilization
    Correct