Classification, Inheritance and Variation Test Flashcards
Which kingdom has organisms with cell walls and chlorophyll
Plantae
How would organisms in the kingdom protoctista be described?
The protoctista are usually unicellular with a nucleus
Which class would an organism belong to if it has lungs, uses internal fertilisation and gives birth to live young?
Mammal
How many “kingdoms” are there?
Five
What does oviparous mean?
Lays eggs
What is the correct order for classification?
Kingdom, phylum, class, order, family, genus, species
What is the correct name for modern man?
Homo sapien
What is the feature of a poikilotherm?
A poikilotherm’s temperature varies with surroundings. ‘Homeotherm’ means maintaining own temperature
What does survival of the fittest mean?
The best adapted species is most likely to survive
Is height an example of continuous variation
Yes
What is likely to happen to an individual that is poorly suited to its environment?
An individual that is poorly suited to its environment will not survive to reproduce.
How is the polar bear adapted to survive the cold temperatures?
Thick layers of fat and fur for insulation
What is discontinuous variation often caused by?
Discontinuous variation is often caused by inherited variation
