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WorksheetsAQA GCSE BIOLOGY - HOMEOSTASIS & RESPONSE
Total questions: 50
Worksheet time: 25mins
Which organ monitors and controls blood sugar levels?
The pancreas
The liver
The kidneys
The pituitary gland
Why do body cells need glucose?
For respiration
For photosynthesis
For digestion
For perspiration
If you do not produce insulin you are said to be suffering from…
type 1 diabetes
type 2 diabetes
type 3 diabetes
type 4 diabetes
What is the role of FSH?
Stimulates eggs to mature
Ovulation
Causes fertilised egg to implant
Triggers menstruation
Select the best description of homeostasis.
Maintaining energy levels
The maintenance of a stable internal environment
Getting rid of waste products from the body
Sweating
Which of these organs are responsible for producing hormones?
Effectors
Receptors
Glands
Muscles
How many chromosomes are there in a human egg cell?
46
44
23
22
What is the function of progesterone?
Inhibits FSH
Stimulates FSH
Stimulates oestrogen
Inhibits LH
Why does body temperature need to be controlled?
So that enzymes are killed
So that enzymes denature
To reduce sweating
So that enzymes function at their optimum rate
Where in the body are sperm produced?
Testes
Penis
Vas deferens
Prostate gland
Why do hormones only affect specific cells?
Different types of cells have different shapes
Different types of cells have different shapes
They only react with cells with the correct active site
They only target cells with the correct receptor
Name two things that can act as effectors.
Glands and the brain
Muscles and sense organs
Glands and the liver
Glands and muscles
How does a muscle bring about a reponse?
By relaxing
By contracting
By extending
By expanding
What produces hormones?
Muscles
Endocrine glands
Exocrine glands
Neurones
Which of these is the best description of reflex actions?
They are deliberate actions
They are slow actions
They are voluntary actions
They are involuntary actions
How do neurotransmitters travel across the gap between neurones?
Osmosis
Active transport
Facilitated diffusion
Diffusion
In which organ is LH produced?
The ovary
The thyroid
The pituitary gland
The adrenals
For which of these functions do cells need glucose?
Respiration
Excretion
Perspiration
Transpiration
What is formed by fertilisation?
A zygote
A clone
A gamete
A nucleus
Which two hormones are contained in the combined birth control pill?
FSH and oestrogen
Progesterone and LH
Oestrogen and progesterone
FSH and LH
Which of the following CANNOT be used to treat diabetes?
Insulin injections
Insulin tablets and a balanced diet
Exercise and a balanced diet
Liposuction
After a woman has reached puberty, mature eggs are released periodically from which organ?
Uterus
Ovary
Fallopian tube
Cervix
Which word CANNOT be used to describe reflexes?
Automatic
Rapid
Voluntary
Involuntary
How many chromosomes are there in a cell from the ovary?
46
44
23
22
What does insulin do?
Raises blood glucose by converting glycogen to glucose
Lowers blood glucose by converting fat to glucose
Raises blood glucose by making you hungry
Lowers blood glucose by converting glucose to glycogen
What is the function of oestrogen?
Stimulates eggs to mature
Ovulation
Causes uterus lining to break down
Cause uterus lining to get thicker
Which of these is the function of insulin?
Makes your kidneys excrete glucose
Converts glycogen into glucose
Raises blood sugar levels
Makes liver and muscle cells more permeable to glucose
Which of these is the best description of fertilisation?
The release of an egg
Intercourse
The meeting of gametes
The fusion of gametes
Which four factors need to be kept stable in your body?
Urea, carbon dioxide, pH and temperature
Urea, ions, sugar and water
Ions, water, blood sugar and temperature
Water, blood sugar, fatty acids and temperature
How is a change in the environment best described?
A stimulus
A response
A reaction
An effect
Which hormone is produced when blood glucose levels rise?
Glucagon
Glycogen
Insulin
Thyroxine
What is the function of neurones?
To send hormones around the body
To carry blood around the body
To carry chemical signals around the body
To transmit electrical signals around the body
Which control system is the fastest?
Endocrine system
Digestive system
Circulatory system
Nervous system
Which organ secretes FSH?
The ovary
The thyroid
The pituitary gland
The adrenals
Select the form in which glucose is stored in humans.
Muscle
Protein
Glucagon
Glycogen
Which statement best describes the action of adrenaline?
Slow release but rapid response
Quick release and rapid response
Slow release and slow response
Quick release but slow response
What does the central nervous system (CNS) consists of?
Brain, spinal cord and peripheral nerves
Brain and spinal cord
Spinal cord and peripheral nerves
Brain and peripheral nerves
Where are the receptors for light?
In the skin
In the iris
In the ear
In the retina
Scientists use genetic engineering to make which hormone?
Glucagon
Insulin
Glycogen
Adrenaline
Which of these is a risk factor for type 2 diabetes?
Obesity
Smoking
Sunbathing
Drinking alcohol
Where are the balance receptors?
In the skin
In the ear
In the eye
In the nose
What are hormones?
Electrical impulses
White blood cells
Chemical messenger molecules
Effectors
How do hormones get to their target organs?
Along nerve cells
In the digestive system
In the blood system
In the lymphatic system
What is a gap between two neurones called?
A synapse
A junction
A neuromuscular junction
A neurotransmitter
Which of these is the function of an axon?
Carries impulses to the cell body
Carries blood to the cell body
Carries impulses away from the cell body
Detects stimuli
What is the sequence of neurones in a reflex arc?
Sensory >
Relay > Motor
Relay > Motor
> Sensory
Motor > Sensory
> Relay
Sensory > Motor
> Relay
Which is the correct sequence of events?
Stimulus > Receptor >
Coordinator > Effector >
Response
Stimulus >
Effector >
Coordinator > Receptor >
Response
Stimulus > Coordinator >
Receptor > Effector >
Response
Stimulus > Response >
Coordinator > Receptor >
Effector
How do glands bring about a response?
By contracting
By absorbing hormones
By secreting hormones
By relaxing
Which of these detects the stimulus?
Effectors
Glands
Receptors
Synapses
Which of these is NOT an example of an effector?
Salivary gland
Pancreas
Pituitary gland
Gallbladder
