WorksheetsPast ecosystems - evidence and technology
Total questions: 10
Worksheet time: 5mins
250 million years ago, there was a supercontinent called:
Gondwana
Laurasia
Pangaea
Australia
Over the past 65 million years, Australia has changed from having cool, wet rainforests to being
cold and dry with deserts
hot and arid with deserts
hot and wet with rainforests
cold and wet with rainforests
Which of the following is NOT used to give evidence of past ecosystems?
embryology
fossils
rocks
Aboriginal rock paintings
Palaeontology is the study of:
ice cores
body structures
rocks
fossils
Pollen grains can tell us about
plant types and rocks
plant types and climate
rocks and climate
rocks and tree rings
Limestone is made of marine animal shells, and suggests
warm, deep seas
cold, deep seas
warm, shallow seas
cold, shallow seas
Coal is made of fossilised plant material from what kind of environment?
grasslands
deserts
rainforests
swamps
Fossils can tell us about the plants and animals that were alive in an area, which tells us about
abiotic factors
biotic factors
abiotic and biotic factors
none of the above
Ice cores contain bubbles of gas from past atmospheres. They tell us about past ___________________
gas concentrations and temperature
gas concentrations and rainfall
temperature and rainfall
snow melt
A larger proportion of lighter isotopes near the equator indicates:
an interglacial period
a glacial period
heavy water
a warmer climate
