Plants
Cells
Respiratory System
Ecosystems
Cardiovascular System
100

This green pigment gives plants their distinct colour and absorbs sunlight.

What is chlorophyll?

100

This organelle controls what enters and exits the cell.

What is a cell membrane?

100

This is the name given to the small balloon like structures where diffusion of gasses takes place.

What are alveoli?

100

This is what the arrow on a food chain shows.

What is transfer of energy?

100

This blood vessel is the smallest in our body. Only a red blood cell fits through!

What are capillaries? 

200

This sugar is produced when plants photosynthesise.

What is glucose?

200

Along with chloroplasts and cell walls, this organelle is only found in plant cells - not animal cells!

What is a vacuole?

200

A rich supply of something allows good diffusion across the body.

What are blood vessels?

200

This is the name given to an organism that gets its energy from the Sun.

What is a producer?

200

This stops the backflow of blood.

What are valves?

300

This is the main stored form of sugar in plants, lots of this can be found in potatoes!

What is starch?

300

This device allows you to see detailed images, but whatever you view must be dead!

What is an electron microscope? 

300

This muscle is important for our breathing.

What is the diaphragm? 

300

This is what happens when fertilisers get washed into lakes!

What is eutrophication?

300

This separates the two different sides of the heart.

What is a septum?

400

This is the only process that removes carbon dioxide from the atmosphere.

What is photosynthesis?

400

This prokaryote contains plasmids and can have flagella.

What is bacteria?

400

These muscles are found between our ribs!

What are intercostal muscles?

400

This describes each level on a food chain and pyramid.

What is a trophic level?
400
Platelets convert fibrin into this substance to clot blood.

What is fibrinogen?

500

This is added to glucose to create proteins for plant growth.

What is nitrogen?

500

This undifferentiated cell can become any cell type.

What is a stem cell?

500

This device is used to model breathing - it's not very accurate!

What is the Bell Jar?

500

These important organisms help recycle nutrients.

What are decomposers?

500

This describes a blockage of the blood vessel from a build up of cholesterol. 

What is an atherosclerotic plaque?

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