Populations Day 6 Ecosystem Changes

Populations Day 6 Ecosystem Changes

Multiple Choice

Which statement about Hawaii refers to its climate?

• A blizzard occurs on one of Hawaii’s tallest mountain peaks.

• A high temperature of 37.8°C was recorded earlier today in Hawaii.

• The mountains were shaded by cumulus clouds on a Tuesday afternoon.

• The coolest months are February and March.

Multiple Choice

A student states the weather is the same as the climate. Which response BEST tells the student the difference between weather and climate?

• Weather is about the wind and the rain, but climate is about the clouds.

• Weather is the conditions in one day, but climate is the conditions over a long time.

• Weather is measured with tools like thermometers, but climate is measured with tools like forecasts.

• Weather is recorded on charts, but climate is recorded on world maps.

Multiple Choice

Abandoned railroad tracks are overgrown with weeds. Ten years later there are small aspen trees growing in the middle of the tracks. This change is an example of:

• Primary succession

• Biological evolution

• Secondary succession

• Heterotrophic nutrition

Multiple Choice

How is primary succession different from secondary succession?

• Primary succession starts with soil.

• Secondary succession start with bare rock.

• Primary succession starts with bare rock, with lichens and moss.

• Fire is an example of primary succession.

Multiple Choice

Which of these organisms would you most expect to find on a small island that formed as a result of a volcanic two years prior?

• A.climbing vines

• B.hardwood tree

• C.monkey

• D.lichen

Multiple Choice

. Which of the following is an example of primary succession?

• A.lichens growing on rocks following a volcanic eruption

• B.grasses growing after a forest fire

• C.oak trees replacing pine trees in a forest

• D. non-native species introduced into a climax community

Multiple Choice

Which of the following is not a possible cause of ecological succession?

• A. fire

• B. flood

• C. earthquake

• D. change of season