Several factors contribute to the maintenance of grassland ecosystems. (i)
Describe one way that grazing animals, such as bison or cattle, help to maintain grassland ecosystems.
(ii)
Explain how seasonal fires benefit grassland ecosystems.

Marian is itemizing deductions on her federal income tax return and had $1500 in non-reimbursed work expenses last year. if her agi was $46,000, and if non-reimbursed work expenses are deductible to the extent that they exceed 2 % of a taxpayer's agi, how much can marian deduct for non- reimbursed work expenses? a: $30 b: $580 c: $920 d: $1470

Ill mark brainliest to whoever answers first correctly hurry! a vehicle's is the entire piece of plastic that spans the front end of the passenger cabin. a. instrument panel b. control panel c. dashboard d. frontboard

Select the statement that is not true about the hubble telescope: a. it orbits above the earth, avoiding the light distortion caused by our atmosphere. b. it is mounted high on a hawaiian mountaintop to provide stable images. c. it has allowed scientists to see the formation of far-away stars and solar systems, leadin some certainty about the history of our own solar system. d. it has documented the destruction of far-away stars and galaxies, leading to some certa the theories of the life cycles of stars.