Use a sandbag to hold it in place
Answer:
list of three devices are 1st phone 2nd doorbell 3rd alarm clock
Explanation:
if these devices will not produce sound then we can not do our work properly these are very useful for everyday life
The chance that a human child will be born male is 50%
Answer:
An animal that eats grasshoppers
Explanation:
It's population must have reduced and then the grasshoppers population must have increased.
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The ecosystem is everything that exists in a particular environment.