Biology, 30.08.2019 22:00 willjean6978
Which of the following organisms would you expect to find in an ecosystem that is in the initial stages of secondary succession?
roses
oak trees
crabgrass
bears
otters
question 25 (multiple choice worth 2 points)
which location would likely have the highest level of biodiversity?
a secluded lake that can only be reached by trail on an unpopulated island
a tropical rainforest that has been clear-cut to create highways and farmland
a polluted river that is now closed to motorized boats and is being cleaned up
a mountain top that can sustain only a few certain species of animals and plants
a corn field in the midwest that is planted only once every three to four years
question 26 (multiple choice worth 2 points)
which scenario would most likely result in genetic drift?
a botanist grafts together shoots from two different kinds of pea plants.
the grass growing in a field is regularly grazed by a herd of cattle.
loggers cut down all but a few spruce trees in a forest.
a gardener picks the prettiest roses from his garden to give to friends.
annual droughts periodically thin the population of cacti growing in a desert.
Answers: 1
Biology, 22.06.2019 09:00, FireStorm4346
This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.
Answers: 1
Biology, 22.06.2019 10:30, cordovamaria22
Which is a function of vascular tissue? a. to perform photosynthesis b. to transport water and nutrients c. to absorb minerals and sugar d. to interact with soil fungi
Answers: 1
Which of the following organisms would you expect to find in an ecosystem that is in the initial sta...
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