UNIT 1 C&C OF LIVING ORGANISMS IGCSE BIOLOGY

All living organisms are made up of ____.

• Cells
• Bacteria
• Organs
• Tissue

A plant growing towards a light source is an example of which of the following?

• attracting a mate

• destroying infectious germs

• responding to a stimuli

• obtaining moisture from the air

Which of the following is a term used to describe all the chemical reactions that take place in a living thing?

• respiration
• mutations
• homeostasis
• metabolism

The scientific name for an organism is made from the:

• class and family name
• genus and species name
• domain and kingdom name
• kingdom and phylum name

The 8 levels of classification, most broad to most specific.

• Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
• Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
• Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
• Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus

Tool used by a taxonomist to identify an unknown organism is a:

• dichotomous key
• binomial nmenclature
• scientific name
• binomial key

Which of the following is the least closely related animal:
Gray Wolf: Canis lupus
Aardwolf: Proteles cristatus
Coyote: Canis latrans

• Coyote
• Aardwolf
• Gray Wolf
• Need more information on body characteristics

What type of animal has fur and feeds its young with milk?

• birds
• reptiles
• amphibians
• mammals

What is the name of bird W?

• Certhidea
• Geospiza
• Camarhynchus
• Platyspiza

Using this dichotomous key, identity the name of the circled fish.

• band-tail puffer
• spotted goat fish
• peacock flounder
• trumpet fish