Answer:
seashell-used to be ocean
Palm branch-used to be tropical island
Cactus-unchanged
Insect in sap-used to be forest
Shark tooth- used to be underwater
The answers are b and c HOPE THIS HELPED!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
True
False
It's true, I remember this from grade 8
Answer:
True
Explanation:
Hope this helps :)
b. a disturbance that repeats over and over
c. a disturbance that kills keystone species
d.a disturbance that destroys soil
Answer:
The correct answer is option B.
Explanation:
A disturbance is a short term change in environmental conditions that causes a noticeable alteration in an ecosystem. If this change repeats itself over and over it is characterized as Cyclic disturbance.
This change or disturbance takes place because of several disturbance forces and in the absence of these forces ecosystem tends to return to conditions as it was pre-disturbance conditions.
Thus, the correct answer is option B.
A disturbance that repeats over and over