WorksheetsCHAPTER 4: Reproduction SCIENCE FORM 1
Total questions: 20
Worksheet time: 10mins
What is reproduction?
Reproduction is the continuous production of leaves and fruits from plants, once fallen off.
Reproduction is the division of cells, in order to replace the already damaged cells
Reproduction is the
process of producing new individuals from living
organisms.
Which of the following do not involve reproductive cells?
Potato
Hydra
Daisy
Elephants
Amoeba
What is the female gamete?
ovum
sperm
pollen
What happens in external fertilisation?
The male gamete usually swims
towards the ovum and fuses with it.
Nucleus of the male gamete fuses
with the nucleus of the female
gamete outside the body of the
female parent.
The male parent releases sperm
into the body of the female parent.
The male gamete from the male
reproductive organ will be released
into the female reproductive organ
Flatworm, starfish and
Planaria all are asexual. What type of asexual reproduction process do they go through?
Binary fission
Budding
Regeneration
Spore formation
Vegetative reproduction
What is the importance of reproduction?
to carry out photosynthesis and respiration to ensure the world gets balanced amount of oxygen and carbon
to increase the number
of organisms of the species
The failure of an organism to
reproduce can cause extinction
Which of the following regarding male reproductive system is incorrect?
Prostate glands - Secrete fluid which contains nutrients and
protects sperm cell.
Testis - Produces male gametes (sperms) and male
sex hormones
Seminal vesicle - Secretes nutritional fluid for the sperms
Urethra - A channel to discharge sperms and urine
from the body
None of the above
Which of the following is correct regarding the female reproductive system
Vagina - Receives sperms and as a channel through
which a baby is born
Fallopian tube - Produces mucus to enable sperms to swim into
the uterus
Uterus - Place where fertilization between sperm and
ovum occurs
Ovary - Place where the embryo develops and grows
What are the changes that occurs in girls during puberty
Hair grows on the
armpits
Moustache and beard
begin to grow
Voice becomes deeper
Menstrual cycle begins
What are the similarities of the male and female gamete?
Largest cell
Able to move
Sexual reproductive cell
Carries genetic information
What happens on the 14th day of a menstrual cycle?
The uterine lining breaks down
Uterine lining starts to rebuild and thicken
The ovum is released from the ovary (ovulation)
The uterine lining continues to thicken and becomes richly supplied with blood vessels
What is the correct order?
Foetus ⟶ Zygote ⟶ Embryo
Zygote ⟶ Embryo ⟶ Foetus
What is the function of the placenta?
Place where exchange of oxygen and carbon dioxide, supply
of nutrients
The place where the embryo
is implanted and develops
removal of waste materials through the mother’s blood and the
foetus
What effects could it have on an uborn baby, if the mother is an alcoholic?
The baby may be born with Foetal
Alcohol Syndrome
Foetal development may be delayed
The brain, nervous system and the heart may
be damaged
All of the above
Hannah didn't want to have a child, so she took a surgery which involves her cutting her Fallopian tube and tying it. What is this surgery called?
Ligation
Vasectomy
Intrauterine Contraceptive Device, IUCD
Which part of the flower is not part of the female reproductive organ?
Stigma
Style
Anther
Ovule
Filament
The pollen grain of a flower was transferred to another flower from the same plant. What is this called?
Cross-Pollination
Self-Pollination
What is the structure of which only monocotyledon seeds have that dicotyledon seeds don't?
Hilum
Testa
Seed Coat
Endosperm
Two gametes unite to combine their DNA in a process called ______.
fertilization
meiosis
mitosis
crossing over
In which phase of menstrual cycle that ovulation tend to occur?
Menstruation phase
Repair phase
Fertile phase
Premenstrual phase
