1.5 Energy And Biomass Flashcards Preview

AQA GCSE - Biology > 1.5 Energy And Biomass > Flashcards

Flashcards in 1.5 Energy And Biomass Deck (11)
Loading flashcards...
1

What is the source of energy for most organisms?

Sunlight

2

How much light is absorbed and by what?

A small amount
Green plants and algae

3

What does light energy turn into in photosynthesis?

Chemical energy

4

What is biomass?

The mass of living material

5

How does biomass change when passed on?

It is less than the previous stage

6

How do you show change in biomass?

Pyramid of biomass

7

How can energy be lost between stage of a food chain?

In waste material
Respiration
Movement

8

What is a producer?

They make their own food from photosynthesis ie green plants and algae

9

What is a primary consumer?

Herbivores ie rabbits

10

What is a secondary consumer?

Carnivores ie lions

11

What are scavengers?

They feed on dead animals