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.

  1. 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).
  2. 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

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