Imani :D
Quiz by , created more than 1 year ago

Hormones quiz on IGCSE level. includes some questions on the nervous system

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Imani :D
Created by Imani :D over 9 years ago
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Hormones in plants and in humans

Question 1 of 16

1

Insulin blood sugar levels by converting into in the

Drag and drop to complete the text.

    reduces
    increases
    glucose
    glycogen
    liver
    pancreas

Explanation

Question 2 of 16

1

When blood sugar levels decrease is secreated from the which breaks down in the to

Drag and drop to complete the text.

    glucagon
    glycogen
    pancreas
    liver
    glucose

Explanation

Question 3 of 16

1

The nervous system uses to enable you to react to your surroundings and what you do.
Cells called detect changes in the environment known as stimui.
Impulses from receptors pass along neurones to the brain. Impulses are sent from the to the along neurones.

Drag and drop to complete the text.

    electrical impulses
    hormonal impulses
    control
    receptors
    effectors
    sensory
    relay
    brain
    effector organs
    motor

Explanation

Question 4 of 16

1

Fill the blank spaces to complete the text.

Nerve impulses pass across a synapse gap by the of

Explanation

Question 5 of 16

1

A tropism is a plant's response to light

Select one of the following:

  • True
  • False

Explanation

Question 6 of 16

1

Positive tropism is when the plant moves

Drag and drop to complete the text.

    towards
    away from
    a stimulus
    light
    gravity

Explanation

Question 7 of 16

1

Positive phototropism is...

Select one of the following:

  • when a plant moves away from light

  • when a plant moves towards light

  • when a plant moves away from a stimulus

  • when a plant moves towards a stimulus

Explanation

Question 8 of 16

1

If plant roots are growing downwards this is a sign of...

Select one of the following:

  • negative geotropism

  • positive geotropism

  • negative phototropism

  • positive phototropism

Explanation

Question 9 of 16

1

What are the chemicals that cause changes in plants

Select one of the following:

  • hormones

  • impulses

  • auxins

  • gibberellins

Explanation

Question 10 of 16

1

What do auxins do?

Select one of the following:

  • make cells grow longer

  • control when seeds germinate

  • help the plant breathe

  • help the plant consume water

Explanation

Question 11 of 16

1

Fill the blank spaces to complete the text.

Carbohydrates in our food are broken down to , which is absorbed into the . As the concentration of glucose in the blood rises, the senses a change and releases a hormone called . This hormone travels to the liver in the blood. The starts removing from the blood and turning it into . This is stored in the , when blood glucose levels get very low, the senses the change and produces another hormone called . This hormone also travels to the liver, where is turned back into and released back into the blood. (This is an example of )

Explanation

Question 12 of 16

1

What can gibberellins do?

Select one or more of the following:

  • make plant shoots grow longer

  • control when seeds germinate

  • makes shoot cells grow longer

  • benefit to positive phototropism

Explanation

Question 13 of 16

1

How do auxins help a plant bend towards the light

Select one of the following:

  • auxins move to lit side of the shoot and glow

  • auxins move to shaded side of the shoot

  • auxins on shaded side of the shoot denature

  • auxins sense light and grow towards it

Explanation

Question 14 of 16

1

Type II diabetes is caused by eating too much

Select one of the following:

  • True
  • False

Explanation

Question 15 of 16

1

Type II diabetes is caused by eating too much..

Select one of the following:

  • glucose

  • sugar

  • neither

Explanation

Question 16 of 16

1

Type I diabetes is caused by being born with ......

Select one of the following:

  • no insulin

  • no glucose in the blood

  • no glucagon

  • none of them

Explanation

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