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WorksheetsReproduction (Topic 16)
Total questions: 20
Worksheet time: 11mins
Which is false about asexual reproduction?
It requires only one parent
It requires less energy
Gametes are involved
Offspring are genetically identical
How do bacteria reproduce?
Spores
Binary Fission
Gametes
Fertilisation
Which is an advantage to sexual reproduction?
Requires less time and energy
Can adapt easily
More offspring produced in a short time
Only one parent is required
Which are the male reproductive organs (stamen) in a plant? *More than one answer
Anther
Stigma
Style
Filament
ANSWER WITH : TRUE/FALSE
Insect pollinated plants have anthers and stigma hanging outside the flower.
(a)
Where are sperm cells produced?
The sperm duct
Glands
The testes
The scrotum
ANSWER WITH : TRUE/FALSE
Implantation occurs at the wall of the uterus lining.
(a)
Which is true about human gametes?
The acrosome secretes enzymes which digest a path into an egg cell.
Egg cells are much smaller than sperm cells.
Sperm cells are only released once every 4 weeks.
Sperm cells are surrounded by a jelly coat.
Which are the functions of the placenta? *Pick more than one answer
Produces amniotic fluid.
Anchors the embryo in the uterus
Allows waste materials to move from the foetus to the mother.
Protects the foetus from impact.
ANSWER WITH : TRUE/FALSE
The blood of the mother and the foetus have to be separated so that diseases or toxins cannot pass to the foetus.
(a)
What is antenatal care?
Care of a newborn baby.
Specific care of a mother and foetus during the period before birth.
Breastfeeding.
How to take care of the body during ovulation.
What happens before the amniotic fluid is released?
What is afterbirth?
When the baby is being pushed out of the vagina.
When the cervix is dilating.
When contractions begin.
When the placenta is pushed out of the vagina.
State two advantages of breast-feeding over bottle-feeding a newborn.
Which hormone/s is produced in a female?
Testosterone
Oestrogen
Testosterone and Oestrogen
None
During the beginning of the menstrual cycle, levels of which hormones are high? *Pick more than one answer
FSH
Oestrogen
LH
Progesterone
Why do progesterone levels decrease if an egg is not fertilised?
So that the uterus lining breaks down
So that the egg can be implanted
So that the sperm will die
So that the woman can become pregnant
Name two examples of chemical contraceptives.
What is IVF?
Sperm is directly inserted into the uterus.
The egg cell is fertilised outside the body and then implanted back into the uterus.
A hormone.
When sperm is inserted into the vagina.
What affects do HIV have on the body *Pick more than one answer.
Kills the organs in the body.
Attaches the lymphocytes and uses it to replicate.
Reduces the body's ability to produces antibodies.
Leads to AIDS.
