Cambridge Science 7: Micro-organisms

Different kinds of _______ are adapted to carry out different functions.

• organs

• cells

• viruses

• cheeses

The structure of red blood cells helps them to transport ___________.

• money

• proteins

• oxygen

• electrical signals

The structure of a ______________ helps them transmit electrical signals.

• red blood cell

• root hair cell

• white blood cell

• nerve cell

The structure of root hair cells helps them to absorb _________.

• water

• vitamins

• oxygen

• coffee

A(n) ___________ is a group of similar cells, carrying our a particular function.

• organ

• haemoglobin

• tissue

• bacterium

Tissues group together to form _________.

• cells

• red blood cells

• chocolate bars

• organs

A(n) __________ is a living thing. It may contain many different organ systems, organs and tissues.

• organism

• tissue

• cell

• organ system

What is haemoglobin?

• The substance that fights bad bacteria

• A new dance on TikTok

• The red substance that transports oxygen

• The red substance that transports vitamins and minerals

List 2 structures in a red blood cell that are found in all animal cells.

• vacuole, chloroplast

• cell membrane, cytoplasm

• cell membrane, cell wall

• cytoplasm, vacuole

Both animal cells and plant cells both contain a nucleus, cytoplasm, cell walls and mitochondria.

• False

• True