Movement of substances
1. Substances move in and out of cells by ____________________ .
2. Diffusion is the movement of substances from an area where they are in a __________
concentration to an area where they are in a __________ concentration.
The particles are now nearly
diffuse.
The particles are separate when
they first put together.
They slowly start to mix due to
their random motion.
The particles are fully diffuse.
3. All the cells inside your body need _______________ and _______________ for
respiration. During respiration, _______________ is transferred.
4. Some chemical reactions inside cells make waste products. For example,
______________________________ is produced during respiration.
5. Water diffuses into the plant through ______________________________ . A
constant supply of water is needed for ____________________ .
6. Inside plant cells, water fills up the _______________ . This pushes outwards on the
____________________ and makes the cell rigid.
STARTER: Put a tick or cross in the box for which statements are
true or false
TASK 1: Label the Euglena and Amoeba with the key words
Eye spot | Nucleus | Cell membrane | Food vacuole | Contractile
vacuole | chloroplast |flagellum