clil scince - CONNECT PRIMARY 5 Term 1 - خامس ابتدائي

UNIT 5 76 LESSON 2 V CLAL SCIENCE Ecosystems 1 Think and say Think about the River Nile. It is the most important source of fresh water in Egypt. A lot of plants and animals live near or in the river. Name as many plants and animals that live in or near the river as you can. Listen, read, and look. Are all ecosystems the same? a marine ecosystem a desert ecosystem ES What is an ecosystem? Everything in the natural world is connected. This connection between living and non-living things is called an ecosystem. Ecosystems can be small, like a rockpool, or they can be very big, like the Amazon rainforest. The living things in a rockpool are fish, crabs, and seaweed. The non-living things are rocks, water, sand, and sunlight. All these things work together to make an ecosystem. There are lots of different ecosystems on Earth. a freshwater ecosystem a rockpool ecosystem 3 Look at the words in bold in the text. Match them to their meanings a something that isn't alive 1 living 2 non-living b all the animals, plants, rocks, etc., in a place 3 ecosystem 4 rockpool a small area of water that may contain rocks, crabs, seaweed, etc. d something that is alive

4 Look and write crab fish insect reeks sand seaweed sunlight tree water 1 4 rocks 2 5 3 7 8 9 5 Are the things in Exercise 4 living or non-living? Write the words in the correct group Living things Non-living things rocks Think! What do we need to survive? Can you think of three things? UNIT 5 77

UNIT 5 Language focus Remember: in the third person singular of the present simple (he/she/it), we add -s, -es or -ies to the verb. We use the present simple to talk about routines and things we do every day. It eats fruit. I eat fruit. We catch a bus. She catches a bus. You fly a plane. He flies a plane. 6 Look, read, and write. Use the correct form of the verbs in the box ask check cook cut drive open 78 1 | drive to work at 10 am. 21 3 My boss prepare the vegetables. 3 the menu and make sure we have the right food. me to 41 the vegetables with a sharp knife. 5 At midday, the manager 6 We lots of delicious the restaurant. food for our customers.

7 Complete the sentences with the correct form of the verbs in the present simple 8 1 Mrs Soha 2 My sister 3 We 41 5 Mr Said (work) in a school. (study) at Mansoura University. (play) computer games on the weekend. (eat) yogurt and cheese for breakfast. (catch) the bus to Cairo every morning. Read. What is Walid's job? Walid looks after hippos. He must make sure they are happy and healthy. He must prepare their food. He must give them fresh water to drink. He must give them a bath. He must even clean their teeth! UNIT 5 Language focus We use must when we talk about something that we have to do. We use mustn't (must not) when we are not allowed to do something. I must buy some oranges. We mustn't talk in the library. 9 Complete the sentences with must or mustn't 1 1 2 You 3 You 4 Nadim 5 Nahla do my English homework.✓ walk on the grass. X look after the environment.✓ tidy up the kitchen.✓ wake her sick brother up. X 6 You forget to take a hat today. X 10 Write two things you must do and two things you mustn't do to help at home 79