Two kingdoms that contain many unicellular microorganisms are:
One feature of all prokaryotes is that they:
Bacerial cells contain:
Multicellular organisms need transport systems to carry materials to their cells because:
Which of these is a food often made using yeast?
Which of these shows the correct word equation for anaerobic respiration in yeast?
Three resources needed by all bacteria for growth are:
A product of fermentation of milk by bacteria is:
The drawing shows a bacterium.

What is the part labelled X called?
Yeast reproduce by:
The graph shows the growth of a population of yeast.

At point P the graph becomes level. One reason for this might be that:
What process is shown in the diagram?

Three resources needed by algae are:
In total, the organisms that contain the most energy in a food web are the:
The drawing shows an Amoeba.

What does it use the parts labelled Y for?
Why is light important for photosynthesis?
A decomposer is:
Examples of organic compounds include:
Decomposers are important because they:
Which pair of processes both release the same products?
Select the statement that applies to bacterial or plant cells
Bacterial cells | Plant cells | |
|---|---|---|
Contains plamsids | ||
contains cellulose cell wall | ||
flagella used for movement | ||
contains chlorplasts |
Explain why yeast is suitable for making bread