E15: Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word that best fits each of the numbered blanks.
The ocean is the largest habitat on Earth. It covers about 70% of the planet and is home to millions of plants and animals. Oceans provide food, oxygen, and a place to live for many species.
Many animals live in the ocean, (1)_______ fish, whales, dolphins, sharks, and sea turtles. There are also small animals, (2)_______include jellyfish, crabs, and starfish, that play an important role in the food chain.
The ocean has many types of plants, like seaweed and coral reefs. Coral reefs (3)_____ the "rainforests of the sea"because they have many different species living in them.
Oceans (4)_______ most of the oxygen we breathe. They also help (5)______ the Earth's temperature and provide food for millions of people. Many jobs, like fishing and tourism, depend on the ocean.
Threats to Ocean Habitats
Question 1: A. for example B. such as C. instead of D. thanks to
Question 2: A. which B. when C. whose D. who
Question 3: A. call B. will call C. called D. are called
Question 4: A. maintain B. produce C. observe D. harm
Question 5: A. control B. controlling C. controlled D. to controlling