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OL Spring Final Review

Authored by Kerri Brown

Science

9th Grade

Used 4+ times

OL Spring Final Review
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25 questions

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1.

DRAG AND DROP QUESTION

1 min • 1 pt

Gradual changes in an ecosystem lead to (a)  

decrease in biodiversity
increase in biodoversity
higher rates of disease
reduction of food supplies

2.

DROPDOWN QUESTION

1 min • 1 pt

A ​ (a)   would cause the greatest change to an ecosystem.

volcano
tornado
flood
wild fire

3.

REORDER QUESTION

1 min • 1 pt

Put the steps of succession in order

Lichens and moss appear

grasses and other plants grow

small trees take over

Ecosystem reaches biodiversity again

Lava flows turning the ground to rock.

4.

DRAG AND DROP QUESTION

1 min • 1 pt

Media Image

A mite lives in the base of the eyelashes of people who use mascara. It feeds on the mascara; it does not seem to harm people. What type of symbiotic relationship is this? (a)  

mutualism
commensalism
parasitism
predation

5.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

What type of symbiosis? (a)  

Commensalism
Parasitism
Mutualism

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which organism occupies multiple trophic levels?

berries

butterfly

frog

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

This diagram shows how energy flows through an eco-system. What is the first source of energy in this pyramid?

sharks and large birds

algae, plankton and seagrass

herbivorous fish, crustaceans and sea urchins

seals and carnivorous fish

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