How do single-celled decomposers get energy?
a.
they make their own food.
b.
they use a process called budding,
c.
they feed on living organisms.
d.
they break down dead organisms.

An uncomfortable feeling in the ears when descending in an airplane is caused by changes in air pressure on the: a. inner ear b. middle ear c. eardrum d. hammer/anvil

Which of the following observations darwin shape his concept of descent with modification? a) species diversity declines farther from the equator.b) fewer species live on islands than on the nearest continents.c) birds can be found on islands located farther from the mainland than the birdsê¹ maximum nonstop flightdistance.d) south american temperate plants are more similar to the tropical plants of south america than to thetemperate plants of europe.e) earthquakes reshape life by causing mass extinctions.

Why are trees green on top sometimes and brown down low sometimes. complete sentences peoples!