Part A (Pages 2 - 10) Flashcards Preview

WJEC GCSE Biology > Part A (Pages 2 - 10) > Flashcards

Flashcards in Part A (Pages 2 - 10) Deck (13):
1

What are the main kingdoms for living organisms?

Bacteria, Single-Celled Organisms, Plants, Fungi and Animals.

2

What are the advantages of using a scientific name for organisms?

The name is always the same, no matter the language.

3

What is the order of classification?

Kingdom, Phylum, Class, Order, Family, Genus, Species.

4

What is the names "Dog", "Cat", etc. classed under?

They are common names.

5

How may an animal population be affected?

Competition for food/water, Predators, Disease and Pollution.

6

How may a plant population be affected?

Competition for light/water/minerals, herbivores, disease and pollution.

7

What is a predator?

Something that eats prey.

8

What is prey?

Something that is eaten by a predator.

9

What are habitats being used for?

Building, Quarrying, Dumping rubbish and Agriculture.

10

What are the advantages and disadvantages for fertilizers?

Advantages: Increases plant yield. Disadvantages: Can wash out of soil into river and streams.

11

What are the advantages and disadvantages for pesticides?

Advantages: Increases yield by killing insects and pests. Disadvantages: Can destroy non-pests, such as bees.

12

What are indicator species?

Species that indicate the amount of pollution in a river or stream.

13

What heavy metals are release into the sea?

Lead, Mercury, Cadmium and Tin.