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15
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A student claims: 'Menstruation means that fertilisation has happened.' Why is this statement incorrect?
Menstruation produces sperm
Menstruation involves an unfertilised egg
Menstruation means a baby is developing
Menstruation occurs only after fertilisation
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15
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Which organ produces sperm?
Uterus
Testis
Sperm duct
Penis
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boom
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rocket
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fairy
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25
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thief
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15
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What happens to menstruation if an egg is fertilised?
Sperm production stops
The ovaries disappear
Menstruation stops
Menstruation becomes more frequent
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15
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Which observation would provide evidence that puberty is controlled by hormones rather than simply by growth in height?
A person becomes heavier
Several different body changes occur at the same stage of development
A person becomes taller
A person's shoes become larger
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15
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A blockage occurs in the sperm duct. What is the most likely consequence based on its function?
Ova cannot be produced
The baby cannot develop in the uterus
Menstruation immediately stops
Sperm cannot be carried towards the penis
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lifesaver
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rocket
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gift
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thief
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15
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Which pair of changes provides the strongest evidence that puberty is preparing the body for reproduction?
Production of sperm in boys and development of ova in girls
Growth of hair and pimples
Broader shoulders and wider hips
Growth in height and oily skin
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15
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Two students are the same age. One has started puberty while the other has not. Which conclusion is most appropriate?
The student who started puberty must be older
The student who has not started puberty cannot develop normally
This can be normal because puberty starts at different ages
Puberty always starts at exactly the same age
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15
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Which organs produce ova?
Ovaries
Uterus
Birth canal
Oviducts
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baam
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magnet
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shark
Other team loses 25 points!
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banana
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15
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A girl has not become pregnant. Her menstrual cycle continues approximately once a month. Which statement best explains this?
The uterus produces sperm
An unfertilised egg is released together with the lining of the uterus
A sperm is released every month
The ovaries stop producing ova
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15
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Which diagram correctly represents the relationship between the male reproductive structures?
Sperm duct â uterus â testis
Testis â uterus â penis
Testis â sperm duct â penis
Penis â testis â sperm duct
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15
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Which comparison between sperm and ova is correct?
Sperm are female sex cells and ova are male sex cells
Both are produced by testes
Both are sex cells, but sperm are male sex cells and ova are female sex cells
Both are produced by ovaries
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15
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Which pair contains changes that can occur in both boys and girls?
Broader shoulders and menstruation
Growth spurt and increased body hair
Breast development and sperm production
Menstruation and sperm production
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15
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A student groups puberty changes into 'boys only', 'girls only' and 'both'. Which should be placed in the 'both' group?
Broader shoulders and wider hips
Menstruation and sperm production
Oily skin and growth of body hair
Deeper voice and breast development
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