Ecosystem Biodiversity Science Today
Passage
•
Science
•
7th Grade
•
Practice Problem
•
Medium
+1
Standards-aligned
Rebecca Shanklin
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the primary cause of the unusually warm ocean temperatures threatening coral?
El Niño weather patterns
Overall climate change
Both El Niño and climate change
Pollution
Tags
Analyzing
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens to coral when it undergoes bleaching?
It turns pale or white and becomes more prone to disease
It grows faster and becomes healthier
It changes color to attract more fish
It becomes resistant to warm temperatures
Tags
Understanding
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In what year did Hawaii experience widespread coral bleaching for the first time in nearly two decades?
2012
2013
2014
2015
Tags
Remembering
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
According to the passage, what is a critical factor that can cause widespread coral bleaching?
Light levels
Nutrient levels
Warm temperatures
Salinity levels
Tags
Analyzing
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What percentage of the dominant coral species in Kaneohe Bay lost some color or turned completely white in 2014?
50%
60%
75%
90%
Tags
Evaluating
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Coral reefs cover just one-tenth of the ocean floor but are home to ___ percent of known marine species.
Tags
Understanding
7.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Repeated bleaching on a reef within a short period makes it very hard for the corals to ___ and survive.
Tags
Understanding
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