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KonstantinChe [14]
3 years ago
11

Evaluate the effectiveness of legislation and facilities establishment in preventing further coral reef loss.​

Biology
2 answers:
kari74 [83]3 years ago
8 0

Answer:

Legislation in some areas has been effective in preventing further coral reef loss. In Australia, zoning laws require individuals who have collector's licenses to collect only in certain areas. Collectors have been able to gather 45 to 50 metric tons of material with no measurable effect on coral reefs. Facilities have been established to measure cyanide levels in live reef fish. The percentage of fish testing positive for cyanide has declined from 80% to 30% in the past five years. Facilities have been able to make a positive impact on coral reef preservation efforts.

Explanation:

ioda3 years ago
7 0

Answer: Legislation in some areas has been effective in preventing further coral reef loss. In Australia, zoning laws require individuals who have collector’s licenses to collect only in certain areas. Collectors have been able to gather 45 to 50 metric tons of material with no measurable effect on coral reefs. Facilities have been established to measure cyanide levels in live reef fish. The percentage of fish testing positive for cyanide has declined from 80% to 30% in the past five years. Facilities have been able to make a positive impact on coral reef preservation efforts.

Explanation:

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Which gas is a major contributor to ocean acidification? A. oxygen B. sulfur dioxide C. carbon dioxide D. nitrogen
Kamila [148]

Answer:

C. Carbon Dioxide         Hope this helps!

4 0
3 years ago
The nurse is conducting a routine risk assessment at a prenatal visit. which question would be the best to screen for intimate p
AleksAgata [21]
<span>The nurse could ask about how disagreements or arguments look between the woman and her partner, if they feel scared or intimidated, or if they feel as if they've been put down a lot by their partner. If the patient seems open and cooperative, the nurse could even ask directly if she has been a recipient of violence at the hands of her partner.</span>
6 0
3 years ago
In 2006, scientists found a fossil that seemed to have fish-like scales and four legs. It also had a bone structure in its neck
lianna [129]

Answer:

Option-C

Explanation:

Scientists found a fossil of a fish with four limbs or legs. The fossil was estimated to be around 375 million years old.  

The fossil showed the fins and scales of a fish but they also possess the bones of proto-wrist, shoulders and the elbow.

The presence of these bones can be a clue that the fish evolved the limbs to walk on the land and will later evolve into animals belonging to amphibians, reptiles and mammals. Therefore, the Tiktaalik is considered the missing link of how life evolved from water to land.

Thus, Option-C is correct.

4 0
3 years ago
Based on your knowledge of ocean chemistry, predict the feeding mode and size of organisms found in the deep layers of the ocean
ASHA 777 [7]

In the deep layers of the ocean, various distinct kinds of species are found like fangtooth fish and vampire squid, to sea urchins and coffinfish.  

One of the probable adaptation, which is not fully understood in the deep sea is gigantism. This refers to the ability of animals to become highly enormous in size. A well-known illustration is a giant squid, and others, like giant isopod, the kings of herrings selfish, and the colossal squid.  

One of the possible reason of gigantism is the tendency of the species in the deep sea to live for long years, that is, for decades or for even centuries. As food is not abundant in the deep zones, thus deep sea creatures have evolved some interesting mechanisms of feeding.  

In the non-existence of photosynthesis, the majority of food comprises of detritus, that is, the decaying leftovers of algae, microbes, animals, and plants from the upper layers of the ocean. Apart from that, the corpses of large animals, like whales that sink to the bottom give irregular but huge feasts for deep-sea animals.  


8 0
3 years ago
Under which environmental condition would primary succession occur ​
astraxan [27]

Explanation:

Primary succession starts off with the modification of a previously unoccupied area along with increasing variation- this occurs in barren areas devoid of life like sand dunes, and lava flows. Communities in a primary succession include:

-barren rock

-bacteria and fungi

-mosses and lichen

Further Explanation:

Succession involves small scale changes within a community that occur repeatedly over the life of that community.

Ecological communities are highly dynamic- they gradually evolve. Typically their progression involves:

  • colonizing species exploiting uninhabited areas (Primary succession)
  • becoming a habitable and increasingly complex community
  • there is increased diversity of organisms (Secondary)

The makeup of biological communities is crucial to defining Primary and Secondary succession; eventually, through changes in this makeup, a steady-state or equilibrium is reached called a climax community. While Primary succession starts off with the modification of a previously unoccupied area along with increasing variation; secondary succession begins after major disruption in the community such as fires, storms and flooding.

However, the process of becoming a climax community can be pretty complicated- it is very dependent on other factors like temperature and rainfall. Communities that experience rapid change, frequent major disruptions and even human intervention, are less likely to attain a stable equilibrium and may never become climax communities.

Learn more about ecological succession at brainly.com/question/2456852

#LearnWithBrainly

8 0
3 years ago
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