Have an account?
Skip to Content
25 questions
Show Answers
See Preview
- Fill in the BlankPlease save your changes before editing any questions.
Where is the genetic material contained in most cells in the body?
- Fill in the BlankPlease save your changes before editing any questions.
What is the name of structure A in the diagram?
- Multiple ChoicePlease save your changes before editing any questions.
Body cells normally have two copies of each chromosome. This gives them a full set of DNA. They are called...
haploid cells
diploid cells
stem cells
specialised cells
- Multiple ChoicePlease save your changes before editing any questions.
Which process forms new body cells?
mitosis
meiosis
- Multiple ChoicePlease save your changes before editing any questions.
What is the correct order of the stages of mitosis?
Interphase, Prophase, Anaphase, Metaphase, Telophase, Cytokinesis
Interphase, Metaphase, Prophase, Anaphase, Telophase, Cytokinesis
Interphase, Prophase, Metaphase, Anaphase, Telophase, Cytokinesis
Prophase, Interphase, Metaphase, Anaphase, Telophase, Cytokinesis
- Multiple ChoicePlease save your changes before editing any questions.
In which stage of mitosis do spindle fibres pull the chromosomes apart?
Anaphase
Metaphase
Prophase
Telophase
- Multiple ChoicePlease save your changes before editing any questions.
In which stage of mitosis do the chromosomes line up in the centre of the cell?
Anaphase
Metaphase
Prophase
Telophase
- Multiple ChoicePlease save your changes before editing any questions.
In which stage of mitosis do new nuclei form in the cell?
Anaphase
Metaphase
Prophase
Telophase
- Multiple ChoicePlease save your changes before editing any questions.
Which stage of mitosis is shown in the diagram?
Anaphase
Metaphase
Prophase
Telophase
- Multiple ChoicePlease save your changes before editing any questions.
Select the true statements.
Mitosis produces genetically identical cells.
Mitosis produces 4 daughter cells.
Mitosis produces diploid cells.
Mitosis produces haploid cells.
Mitosis is used for growth and repair.
- Multiple ChoicePlease save your changes before editing any questions.
Cancer is caused when cell division continues to happen uncontrollably.
True
False
- Fill in the BlankPlease save your changes before editing any questions.
What is the name of the tip of a plant root where most cell division happens?
- Fill in the BlankPlease save your changes before editing any questions.
A baby is in the 60th percentile for weight. What percentage of babies of the same age weigh either the same or less than this baby?
- Fill in the BlankPlease save your changes before editing any questions.
The graph is a percentile growth chart of boys aged from 0 to 1 years.
A baby boy who is 9 months old weighs 72. kg. What percentile is the baby in?
- Multiple ChoicePlease save your changes before editing any questions.
What are stem cells?
Cells that are designed to do a particular job.
Cells that contain a full set of chromosomes.
Cells that contain only half a set of chromosomes.
Cells that are undifferentiated.
- Multiple ChoicePlease save your changes before editing any questions.
Stem cells can be found in early human embryos.
True
False
- Multiple ChoicePlease save your changes before editing any questions.
Stem cells cannot be found in adults.
True
False
- Multiple ChoicePlease save your changes before editing any questions.
What are the parts of the central nervous system in humans?
Brain
Eyes
Spinal cord
Fingers
- Multiple ChoicePlease save your changes before editing any questions.
Which type of neurone carries electrical signals through the CNS?
motor neurones
relay neurones
sensory neurones
- Multiple ChoicePlease save your changes before editing any questions.
Why are some axons on a motor neurone surrounded by a myelin sheath?
To make the axon longer
To act as an electrical insulator
To connect to other neurones
To protect the cell from pathogens
- Fill in the BlankPlease save your changes before editing any questions.
The diagram shows a relay neurone.
What is the name of the missing label?
- Fill in the BlankPlease save your changes before editing any questions.
What is the name of the connection between two neurones?
- Fill in the BlankPlease save your changes before editing any questions.
Chemicals called _________________ diffuse across the synapse and set off a new electrical signal in the next neurone.
- Multiple ChoicePlease save your changes before editing any questions.
A bee stings a person's finger causing them to move it away from the bee. What part of the reflex arc is the bee sting?
effector
receptor
response
stimulus
- Multiple ChoicePlease save your changes before editing any questions.
A reflex arc passes through a conscious part of the brain.
True
False