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GCSEBiology: Combined ScienceOCR GatewayExam Questions3. Organism Level Systems3.2 Coordination & Control – the Endocrine System

Coordination & Control – the Endocrine System (OCR Gateway GCSE Biology: Combined Science)

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3.2 Coordination & Control – the Endocrine System

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3.2 Coordination & Control – the Endocrine System

1
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Which hormones are produced by the glands in the table below?

  Pancreas Thyroid Adrenal Ovary
A Insulin Thyroxine ADH FSH
B Glucagon Testosterone Adrenaline FSH
C Insulin Thyroxine Adrenaline Oestrogen
D Insulin Testosterone Adrenaline Progesterone

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    2
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    The graph shows the fluctuations in four hormones involved in the menstrual cycle.

    Which line represents the hormone responsible for ovulation?

    1

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      3
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      The graph shows usage of different forms of contraception in four groups of 100 women.

      Each group used a different form of contraception.

      image-3

      Which is the least effective method of contraception?

      • Surgical

      • Chemical

      • Barrier

      • Natural

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      4
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      Which statement correctly describes the effect of adrenaline on the body?

      • Pulse rate and breathing rate increase but blood glucose concentration remains constant

      • Pulse rate increases but breathing rate and blood glucose concentration decrease

      • Pulse rate, breathing and blood glucose concentration all increase

      • Pulse rate decreases but breathing rate and blood glucose concentration increase

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      5
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      Which hormone is involved in controlling the menstrual cycle?

      • Auxin

      • Insulin

      • Progesterone

      • Testosterone

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      6
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      When a woman reaches the age of about 50, eggs are released less often from her ovaries.
      To try and correct this, her body increases the production of one hormone.

      Which hormone is this?

      • Adrenaline

      • FSH

      • Progesterone

      • Testosterone

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