11. How would sheep be kept and fed in an extensive grazing system? O A. Sheep would be kept on feedlots to reduce the amount of space they take up.
O B. Sheep would be allowed to graze on rangelands without rotational stocking.
O C. Sheep would be allowed to graze on a pasture during specific times of the year.
O D. Sheep would be rotated through paddocks to allow land to rest between grazings.

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Sediment layers stop lateral spreading when: they encounter a barrier they encounter an opposing current they run out of additional sedimentary material