What is this word ? (U10- Planet Earth GS9)

6️⃣ The ecological balance, which keeps animals and plants in harmony, is easily disturbed by human activities. ⚖️🌍 (Hint: Sketch of a scale with animals and plants on both sides.)

1️⃣7️⃣ Astronauts, who explore outer space, study how Earth’s environment changes. 🚀🌌 (Hint: Sketch of an astronaut floating in space.)

2️⃣ Nature, which provides us with fresh air and food, is something we should appreciate. 🌿💙 (Hint: Sketch of a person breathing fresh air with a happy face.)

5️⃣ Clean water, which all living things need to survive, is becoming polluted in many places. 🚰❌ (Hint: Sketch of a water droplet with a fish inside.)

1️⃣1️⃣ A forest, which is a natural habitat for many animals, is often destroyed by deforestation. 🌳🐻 (Hint: Sketch of a tree with a bird and a rabbit near it.)

2️⃣1️⃣ Deforestation, which destroys forests, is a serious threat to wildlife. 🌲❌ (Hint: Sketch of a tree being cut down.)

2️⃣0️⃣ People, who work to preserve nature, help protect animals and plants from extinction. 🌿🛡️ (Hint: Sketch of hands holding a small tree.)

3️⃣ This global problem, which causes rising temperatures and extreme weather, is threatening many species. ☀️🌪️ (Hint: Sketch of a thermometer rising.)

2️⃣2️⃣ Bees, which help pollinate flowers, play a vital role in food production. 🐝🌸 (Hint: Sketch of a bee flying near flowers.)

4️⃣ Animal droppings, which help fertilize the soil naturally, are important for plant growth. 💩🌱 (Hint: Sketch of small piles on the ground near plants.)

1️⃣9️⃣ The North Pole, which is covered with ice, is home to polar bears. 🧊🐻❄️ (Hint: Sketch of a polar bear standing on ice.)

9️⃣ The food chain, which links predators and prey, can be broken by pollution. 🔗🐍🐭 (Hint: Sketch of a simple food chain: sun → plant → rabbit → fox.)

1️⃣3️⃣ A mountain, which is a type of landform, can be home to many unique species. ⛰️🐏 (Hint: Sketch of a mountain with a goat on top.)

1️⃣2️⃣ Plastic waste, which is thrown into the ocean, can harm sea creatures. 🐢❌ (Hint: Sketch of a turtle tangled in plastic.)

🔟 This area, which is covered with tall grass, is home to many grazing animals. 🌾🦌 (Hint: Sketch of an open field with a few animals.)

1️⃣6️⃣ The Earth, which orbits around the Sun, has only one moon. 🌍☀️ (Hint: Sketch of a planet moving around the Sun.)

1️⃣5️⃣ Scientists, who observe animals in the wild, learn how to protect endangered species. 🔬🐒 (Hint: Sketch of a scientist with binoculars watching animals.)

8️⃣ This substance, which is used to help plants grow, can be natural or chemical. 🌱🧪 (Hint: Sketch of a bag labeled ‘F’ being poured on plants.)

1️⃣8️⃣ This chemical, which is used to kill insects, can also poison birds and fish. 🐦☠️ (Hint: Sketch of a bottle with a skull on it.)

1️⃣4️⃣ This area, which is protected by the government, helps endangered species survive. 🌿🦅 (Hint: Sketch of a fenced forest with animals inside.)

Pollution, which comes from factories and vehicles, can negatively affect marine life. 🌊🏭 (Hint: Sketch of fish near a factory pipe with waste.)

7️⃣ Coral reefs, which are home to many colorful fish, are fascinating ecosystems. 🐠🏝️ (Hint: Sketch of a reef with fish swimming around.)