B. There were no oceans on the earth. C. There were many large animals on the earth.18. Which of the following is the smallest ocean on the earth? B A. The Atlantic Ocean. B. The Arctic Ocean. C. The Indian Ocean.19. Why do most fish live in the surface waters of the ocean?
13 Oceans give us a lot things, like rainwater, drinking water and oxygen (氧气).How do people use the oceans? A lot of the food comes from the oceans, and many people's jobs around the world are fishing or fish farming. The beach is also a place for people to live and to have...
What are some animal adaptations for living in the ocean? What marine biome has the most biodiversity? What is the food chain in the ocean? What type of fish live in the Antarctic Ocean? What is a flatworms habitat? What is the bottom of the ocean food chain?
Attend a Live Event Book a Trip Buy Maps Inspire Your Kids Shop Nat Geo Visit the D.C. Museum Watch TV Learn About Our Impact Support Our Mission Masthead Press Room Advertise With Us Join Us Subscribe Customer Service Renew Subscription Manage Your Subscription Work at Nat Geo Sign Up for...
Tours, an award-winning culinary experience that hits some prime destinations or stay at a resort with amazing restaurants. Finally, music-adoring wedding parties will want to cross their fingers to time their getaway with an opportunity to experience the likes of Adele or Celine Dion… live. ...
But there are also some unique (独特的)animals in the deepest part of the ocean.可知答案,故选C。 根据文章中Each year we eat about 29 million tons of fish, much more than cattle,sheep and eggs. Without the oceans, we cannot live!可知,海洋为我们提供了很多食物。故选D。
What is the largest ocean basin on Earth? Which ocean has the most extensive abyssal plain? What is the largest freshwater lake in the world? Where are most fish located in the Arctic Ocean? How deep is Mediterranean Sea? What is the main thermocline in the ocean?
But the English also benefited greatly from the alliance. The Wampanoag protected them from other Indigenous tribes and taught them how to fish, plant crops and gather shellfish. In the fall of 1621, the English decided to celebrate their first harvest, but the Wampanoag weren't originally invi...
Whale shark:The largest fish is thewhale shark, which can grow to be about 65 feet and weigh up to about 75,000 pounds. These also live on a diet of krill and plankton! Lion's mane jelly:The largest jellyfish is thelion's mane jelly. It is possible that this animal could, in rar...
The Largest Bony Fish The cartilaginous fish is one out of two main groups of fish. The other is thebony fish. These fish have skeletons made of bone, and include fish such ascod,tunaand evenseahorses. The largest bony fish is another ocean dweller, although it is much smaller than the ...