cambridge university press 2003, 2006, 2008 7b multiple-choice extension test 1 year 7...
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© Cambridge University Press 2003, 2006, B multiple-choice extension test 3 Question 2 The nucleus of a cell contains inherited material. The nucleus of a sperm contains... A)half as much inherited material as a body cell nucleus B)more inherited material than an egg cell C)the same amount of inherited material as a body cell nucleus D)twice as much inherited material as a body cell nucleusTRANSCRIPT
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
1
Year 7 multiple-choice extension test
7B Reproduction
For each question circle the correct answer.
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
2
Question 1Gametes are...A) female sex cells onlyB) male and female sex cellsC) male sex cells onlyD) sex cells in animals only
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 2The nucleus of a cell contains inherited material.The nucleus of a sperm contains...A) half as much inherited material as a body cell
nucleusB) more inherited material than an egg cellC) the same amount of inherited material as a
body cell nucleusD) twice as much inherited material as a body cell
nucleus
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 3Some women are infertile because their oviductsare blocked or damaged. They can be helped tohave a baby by...A) artificial inseminationB) removing their oviductsC) test tube (in-vitro) fertilisationD) treatment with hormones to make them release
ova
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 4All the sentences are about twins. Choose theincorrect sentence.A) Twins are always identical.B) Twins can be one boy and one girl.C) Twins can grow from two ova fertilised by two
separate sperm.D) Twins can grow when a fertilised ovum divides
to form two separate embryos.
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 5An embryo becomes a fetus when all its main organs have started to grow. This happens at about...A) 2 weeksB) 4 weeksC) 8 weeksD) 16 weeks
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 6The amniotic fluid...A) is for the baby to drinkB) keeps the baby cleanC) protects the baby against
diseaseD) supports the baby
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 7The graph shows the growth of a baby in the uterus (womb).
The length of the baby at 30 weeks is...A) 6 cmB) 12 cmC) 24 cmD) 40 cm
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 8The graph shows the growth of a baby in the uterus (womb).
The length of the baby at 12 weeks is...A) 6 cmB) 12 cmC) 24 cmD) 40 cm
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 9The graph shows the growth of a baby in the uterus (womb).
The baby is 32 cm long after...A) 6 weeksB) 12 weeksC) 24 weeksD) 40 weeks
© Cambridge University Press 2003, 2006, 2008
7B multiple-choice extension test
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Question 10The graph shows the growth of a baby in the uterus (womb).
The baby is 2.5 cm long after...A) 6 weeksB) 12 weeksC) 24 weeksD) 40 weeks