The coral reefs in the ocean are home to a wide ____ of marine life. A. variety B. number C. group D. kind 相关知识点: 试题来源: 解析 A。“a wide variety of”是固定短语,意为“各种各样的”,强调种类的多样性。B 选项“a number of”表示“许多”,修饰可数名词复数;C ...
Rising sea temperatures and overfishing may _ (threat) coral reefs in the ocean.相关知识点: 试题来源: 解析 threaten 本题考查词性转换。“threat” 是名词,意为 “威胁”,而在这个句子中,情态动词 “may” 后需要接动词原形,“threat” 对应的动词形式是 “threaten”,意思是 “威胁;危及”,所以此处应...
There are three type coral reefs. fringing reefs,barrier reefs,and atolls. Fringing reefs sit close to the shoreline at the"fringe"of the land. Barrier reefs have a larger lagoon,or area of water. between the reef and the shore. The largest barrier reef...
BROWN B.E. The fate of coral reefs in the Andaman Sea, eastern Indian Ocean following the Sumatran earthquake and tsunami, 26 December 2004. Geograph. J. 171 (4), 372, 2005.Brown, B.E. 2005. The fate of coral reefs in the Andaman Sea, eastern Indian Ocean following the Sumatran ...
Parrotfish swimming around the rock and coral reefs in the ocean. Parrotfish are a colorful group of marine species (95) found in relatively shallow tropical and subtropical oceans around the world.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容
The coral reefs in the ocean are home to a large number of fish species. If the water temperature rises too much, many corals will die and ___ the fish will lose their habitats. A. eventually B. suddenly C. immediately D. occasionally 相关...
Coral creates reefs, structures in the ocean that support entire ecosystems. However, climate change is threatening the existence of such reefs. The Great Barrier Reef has suffered four bleaching events in the last seven years. Coral bleaching happens when extreme temperatures and sunlight force cora...
The secrets of the ocean Coral reefs Coral reefs are often referred to as the "rainforests of the sea" due to their incredible biodiversity and the important role they play in supporting marine life. However, these unique ecosystems are facing a range of threats, including climate change, ...
So now let’s focus on a specific example of a natural predator that can cause a lot of damage to coral reefs—the Crown of Thorns, or CoT starfish.The Cot starfish is found on coral reefs in the tropical Pacific Ocean and it eats coral.Now, in small numbers, the starfish don't aff...
Healthy coral reefs are one of the most valuable ecosystems on Earth. They provide billions of dollars in economic and environmental services, such as food, coastal protection and tourism. However, coral ecosystems face serious threats, mainly from the effects of global climate change, unsustainable...