Your mate
(a.k.a. biotic interactions)
Big things
(a.k.a. megafauna)
Old things
(a.k.a. fossils)
Small things
(a.k.a. atoms)
Other things
(a.k.a. wildcards!)
100

What term describes an ecological relationship between organisms of different species?

What is symbiosis?

100

What is the largest known marsupial to have ever lived?

What is the Diprotodon?

100

Which of the following geological periods is known for vast swamp forrests?

Carboniferous, Jurassic, or Triassic

What is Carboniferous?

100

An element's atomic mass number represents the quantity of what subatomic particle(s)?

What are protons and neutrons?

100

True or false?
Bananas are naturally radioactive 

What is ...true!

Bananas contain K-40

200

Approximately how much energy is lost as heat from each trophic level?

What is 90%?

200

True or false:
Megatheria were a species of giant sloth believed to be larger than a modern African Elephant. 

What is... TRUE?
Megatheria existed during the Late Pleistocene Epoch through North and South America and was thought to have a body mass of 3-5 tonnes and a body length of 6m. 

200

Using rock layers to determine the ages of rocks and fossils is known as what?

What is relative dating OR stratigraphy?

200
How does the atomic structure of isotopes of the same element differ?
What is number of neutrons?
200

Which type of radiation can cause genetic mutations?

What is gamma radiation?

300

Classify the symbiotic relationship of an emperor shrimp hitching a ride on the back of a sea cucumber

What is commensalism?

300

What is the largest known current or extant shark species?

What is Megalodon?

300

Fossils of organisms that were abundant, wide spread, and characteristic of a particular span of geological time are known as what?

What are index fossils?
300

Isotopes decay due to what type of instability?

What is nuclear?

300

Is photosynthesis an endothermic or exothermic chemical reaction?

What is endothermic?
Photosynthesis absorbs energy from sunlight and stores it in the chemical bonds of glucose.

400

Resource availability, mating opportunity, population density, and niche overlap, are drivers of what type of biotic interaction?

What is competition?

400
'Coprolites' are fossilised: 

Ancient insects, megafauna dung, or tree roots?

What is megafauna dung?

400

During what era did Megafauna live?

What is the Cenozoic Era?

400

A 160mg sample of a radioactive isotope decays to 10mg in 32 days. What is the half-life of this element?

What is 8 days?

400

Name the two letters not found on the official IUPAC periodic table 

What are J and Q?

500

A detritivore is otherwise known as what?

What is a decomposer?

500

Name the megafauna that has been described as resembling a giant monitor lizard up to 7 metres long

What is Varanus OR Megalania?

500

What ion present in groundwater is commonly absorbed by buried bones and used to date fossils?

What is fluoride?

500
What stable isotope does Carbon-14 decay into?

What is Nitrogen-14?

500
The 2002 film 'Ice Age' was set during which Epoch?

What is the Pleistocene?