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OALH Ecosystems (year 7)

Last updated over 4 years ago
21 questions
Do Now
1

Define “Biomass”.

1

Why is the producer ALWAYS on the bottom of the pyramid of numbers

1

What two states can convection happen in?

1

List the equipment used in evaporation.

1

Calculate the speed
Distance = 30m
Speed = 1 minute

1

Challenge: Explain why bees and flowers depend on each other.

Key Knowledge
1

Define "habitat"

1

Define "population"

1

Define "species"

1

Define "interdependence"

1

Define "ecosystem"

Recall Quiz
1

The environment that an organism lives in

1

Organisms that have similar characteristics and can reproduce to produce FERTILE offspring

1

Group of the same species living in an area

1

The living and non-living things in a given area

I do
1

Suggest a reason why the deer population changed between 1975 and 1990

We do
1

The graph shows the badger population in an area of woodland over 10 years. Suggest why there was a sharp increase in numbers between 2006 and 2007

You do
1

1.Suggest why the population of lynx’s rises after the population of hare rises.

2.Suggest why the population of hares falls after the population of lynx rises.

Plenary
1

A habtitat is...

1

A species is...

1

An ecosystem is...