Classification and Keys OALH

Last updated over 4 years ago
18 questions
Do Now
1

Define vertebrate

1

Name one example of an invertebrate.

1

State which type of chemical you could use to find out the pH of a liquid.

1

Define control variable

1

Order the following numbers from smallest to largest: (1) 1.24 1.20 1.03 -1.30

1

Name two characteristics of a dog which help us to identify it as a mammal.

Key Knowledge
1

What is a branching key?

1

What do Biologists use branching keys for?

1

What type of questions must be used in a branching key?

1

What is a branching key?

1

What do Biologists use branching keys for?

1

What type of questions must be used in a branching key?

Recall Quiz
1

A)The type of flow chart used to categorise and object is called a
1.Classification Tree
2.A Branching Key
3.A Branching Tree

B) Branching keys are used to
1. classify objects
2. categorise organisms
3. put things in groups

C) What type of questions must be used
1. Yes or No
2. Yes and No
3. Yes

I do, We do, You do
1

Use the classification key to match the animal to the letter

1

Use the classification key to match the person to the letter

1

Use the classification key to match the animal to the letter

1

A scientist wants a way to help identify the different dog breeds below. Use the sentence starters to explain how they can use branching keys to help them.

Classifying means…
The organisms in the picture would be put into the ___ kingdom.
They all have backbones, so would be grouped together as…
In addition, they would be classed as m___.
A branching key is…
One question you could ask to help identify the different breeds might be…

Plenary
1

Complete each sentence
1) A branching key is a type of…

2) Branching keys are used to...

3) The only type of question a branching key always contains is…