giải bài tập Question 4: Earth is the only known planet to have _____.,Question 5: Mountains, valleys, and plains are different types of _____ on Earth.,Question 6: Astronauts explore _____ to learn more about the universe.,EX7: Complete the sentences using the words in the box.,| habitats ` | grassland | food chain | poles | nature reserves | flora and fauna |,Question 1: The Arctic and the Antarctic are known as the Earth's _____.,Question 2: A _____ is a large open area covered with grass, often found in Africa and North America.,Question 3: Tigers, elephants, and rare plants are protected in _____.,Question 4: Plants and animals living in different environments are part of the Earth's _____.,Question 5: Lions hunt zebras, and zebras eat grass. This is an example of a _____.,Question 6: Forests, deserts, and oceans are different types of _____ for wildlife.,EX8: Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s),in each of the following questions.,Question 1: The habitat of polar bears is being destroyed due to global warming.,A. environment B. source C. damage D. ban,Question 2: Governments are making efforts to maintain ecological balance to protect biodiversity.,A. environmental stability B. natural disaster,C. ecosystem change D. wildlife extinction,Question 3: People should appreciate nature and take actions to protect it.,A. protect B. value C. destroy D. estimate,Question 4: The destruction of forests poses a serious threat to many species.,A. challenge B. danger C. protection D. survival,Question 5: The government is working to preserve endangered species by establishing protected areas.,A. protect B. observe C. harm D. appreciate,Question 6: Plastic waste in the ocean can harm marine animals.,A. damage B. release C. support D. play,Question 7: Schools should teach students to raise awareness of environmental issues.,A. increase knowledge B. create solutions,C. develop interest D. stop pollution,Question 8: The Sahara Desert has very little flora and fauna due to extreme conditions.,A. animals and plants B. climate and water,C. land and air D. mountains and rivers,Question 9: Animals release droppings, which help fertilize the soil.,A. food B. waste C. seeds D. energy,Question 10: A vital resource like clean water must be protected for future generations.,A. expensive B. rare C. essential D. limited,Question 11: Farmers keep livestock such as cows and sheep for milk, meat, and wool.,A. wild animals B. pets C. farm animals D. birds,EX9: Complete the following sentences with the correct forms of the words in capitals.,Question 1: Deforestation is one of the main causes of habitat _____ for many species. (LOSE),Question 2: Climate change has a serious _____ on global weather patterns. (AFFECT),Question 3: She told a _____ story about her adventures in the Amazon rainforest. (FASCINATE),Question 4: Visiting a _____ reserve is a great way to learn about wildlife conservation. (NATUR.,Question 5: Protecting wildlife is essential for maintaining ____ balance. (CCOOLOYY,Question 6: Air pollution is _____ to both humans and animals. (HARM),Question 7: It's important to be _____ of how our actions affect the environment. (AWARENES,Question 8: Climate change is becoming a global _____ that affects all countries. (THREATEN

Question

Accepted Answer

4. water
5. landforms
6. space

Here are the answers to the questions using the words in the box:

1. poles
2. grassland
3. nature reserves
4. flora and fauna
5. food chain
6. habitats

Here are the answers to the exercise questions:

1. A. environment
2. A. environmental stability
3. B. value
4. B. danger
5. A. protect
6. A. damage
7. A. increase knowledge
8. A. animals and plants
9. B. waste
10. C. essential
11. C. farm animals

Here are the answers:

1. loss
2. effect
3. fascinating
4. nature
5. ecological
6. harmful
7. aware
8. threat