Download B3 Revision Quiz - Blackpool Aspire Academy

B3 Revision Quiz
Molecules of Life
1.
2.
3.
In which cell organelle does respiration take place?
Are enzymes a protein, fat or carbohydrate?
Which four letters are given to the four DNA bases?
Diffusion
1.
2.
3.
Give three ways in which we can speed up diffusion.
Which part of a plant leaf allows oxygen to leave and
carbon dioxide to enter?
The placenta allows substances to pass between the
mother and baby’s blood, but the blood does not mix.
How does this happen?
Keep it Moving
1.
2.
3.
Which blood vessels nearly always carry deoxygenated
blood?
How many chambers does the heart have?
What is found in the blood and allows it to clot?
Divide and Rule
1.
2.
3.
Give one advantage of being multicellular.
Is interphase or telophase the first stage of cell
division?
Are gametes formed by meiosis or mitosis?
Growing Up
1.
2.
3.
Name the three features a plant cell has which an
animal cell does not.
Which factor is most likely to affect the gestation
period?
What is special about stem cells?
Controlling Plant Growth
1.
2.
3.
What does geotrophic mean?
If a leaf is positively phototrophic, what does it do?
What are selective weedkillers used for?
New Genes for Old
1.
2.
3.
Give two causes of gene mutations.
Give an example of a genetic mutation.
Give an advantage of genetic modification.
More of the Same
1.
2.
3.
What is asexual reproduction?
Give one argument against cloning.
Why is it easier to clone plants than animals?