Respuesta :
Answer:
1. A
2. D
3. D
4. D
5. A
Explanation:
Polar bears hunt for ringed seals by waiting for them to emerge from breathing holes in the ice. Which abiotic change may decrease a polar bear’s ability to hunt?
Two factors are negatively affecting coral reefs due to climate change Coral reefs face many threats from neighborhood sources, including.
- Physical harm or destruction from coastal development, dredging, quarrying, unfavourable fishing practices and gear, boat anchors and groundings, and leisure misuse (touching or getting rid of corals).
- Pollution, overfishing, unfavourable fishing practices the use of dynamite or cyanide, accumulating stay corals for the aquarium market, mining coral for constructing materials, and a warming weather are a number of the various approaches that humans harm reefs everywhere in the global each day.
What are restriction coral reef ?
There are six most important elements that restriction coral reef development; water temperature and salinity, depth, light, sedimentation and emergence into air.
Thus it is clear.
To learn more about the coral reef refer to link :
https://brainly.com/question/1172592