3.5- Cell specialisation and organisation

Question 1

What are the advantages of cell differentiation?

Answer 1

1. Cells more specialised and efficient to a particular function
2. Creates diversity

Question 2

Define a tissue

Answer 2

A collection of similar cells that perform a specific function

Question 3

What is epithelial tissue and where is it found?

Answer 3

Consist of thin flat cells
Line organs

Question 4

What is xylem tissue and where is it found?

Answer 4

Found in plants
Used to transport water and mineral ions through the plant and gives mechanical support

Question 5

Define organ

Answer 5

A combination of tissues that are coordinated to perform a variety of functions

Question 6

Define the digestive system and name some of the organs it involves

Answer 6

Digests and processes food
Oesophagus, stomach, ileum,liver

Question 7

Define the respiratory system and name some of the organs it involves

Answer 7

Used for breathing and gas exchange
Trachea, lungs, bronchi

Question 8

Define circulatory system and name some of the organs it involves

Answer 8

Pumps and circulates blood
Heart, capillaries, arteries,veins