A.1
Acid Rain
A.1.1 Complete the following sentences.
(a) The air was cleaner before factories and cars were invented. This is because there were fewer trucks, buses, cars, and chimneys pouring smoke and fumes into the air.
(b) Water in the clouds mixes with chemicals from smoke and fumes. This forms acid rain.
(c) Trees lose their leaves and die when acid rain falls on them.
(d) Pollution from one city can affect another place because chemicals from smoke and fumes rise into the air and mix with clouds, which can travel and rain elsewhere.
A.1.2 Take information from the passage and complete the following web chart.
Web Chart:
Effects of Acid Rain:
Attacks the leaves of trees, causing them to lose leaves and die.
Soaks into the soil, damaging plants and crops.
Runs into lakes and rivers, killing fish, plants, and animals.
Can affect the water we drink.
Can affect the air we inhale.
A.1.3 Choose words from the passage that mean the same as-
(a) Giving off smoke, gas, or vapour
Answers: Pouring (from “pouring smoke and fumes into the air”).
(b) Made impure
Answers: Polluted (from “polluted clouds”).
A.2
Lakes
A.2.1 Write (T) for true and (F) for false statements.
(a) A lake is land surrounded by water. F
(b) When a lake is very small, it is called a pond. T
(c) Lake Superior is in South America. F
(d) Lakes are also formed by water gushing out from underground springs. T
(e) A natural lake is formed by a river. F
A.2.2 Tick(✔) the correct answer.
(a) Lakes are-
⚫ always very big.
⚫ always very small.
⚫ both big and small. ✔
(b) The water in lakes-
⚫ comes from rain.
⚫ comes from rivers.
⚫ comes from springs.
⚫ may come from all the above. ✔
(c) When a lake is formed by building a dam on a river, it is called-
⚫ a natural lake.
⚫ a man-made lake. ✔
⚫ a pond.
(d) A small lake may be called as-
⚫ pond. ✔
⚫ spring.
⚫ river.
A.3
Build A Robot
(A game for two or more players)
A.3.1 Tick(✔) the correct answer.
(a) To play the robot game, you need-
⚫ pencil, paper and dice. ✔
⚫ glue, paper and dice.
⚫ blocks, paper and dice.
⚫ dice, blocks and controls.
(b) In this game, you will make your robot by-
⚫ building it from blocks.
⚫ cutting it out of paper.
⚫ building it from dice.
⚫ drawing it on paper. ✔
(c) How many players are needed for the robot game?
⚫ not more than two players.
⚫ at least two players. ✔
⚫ one player only.
⚫ two players only.
(d) If your throw a number you do not need, you should-
⚫ draw what you need.
⚫ throw the dice again.
⚫ wait for your next turn. ✔
⚫ let the next player use your number.
(e) Before you can use a 5, you will need to throw a-
⚫ 2 ✔
⚫ 3
⚫ 4
⚫ 6
(f) Which of the following numbers do you need to throw only once?
⚫ 1, 2 and 3
⚫ 2,3 and 5
⚫ 5,5 and 6
⚫ 1, 2 and 5 ✔
A.3.2 Find words from the passage which are the antonyms (opposites) of the
following:
(a) wrong – Right
(b) incomplete – Complete
(c) loser – Winner
A.4.1 Tick (✔) the correct answer.
Endangered Animals of Asia
(a) The Asiatic elephant-
⚫ does not live long.
⚫ is strong.
⚫ has a strong trunk. ✔
⚫ is found in South-East Asia.
(b) The best word to replace ‘endangered’ as it is used in the passage is-
⚫ constant.
⚫ natural.
⚫ threatened. ✔
⚫ massive.
(c) The main purpose of this information is to-
⚫ explain how long animals can live.
⚫ show how humans care for animals.
⚫ list the most popular animals in Asia.
⚫ provide details about endangered animals. ✔
A.4.2 Match the following:
Animals Place where they live
Malayan Tapir Myanmar
Asiatic Elephant parts of South-East Asia
Snow Leopard Himalayan mountain ranges
A.4.3 Find the antonyms (opposites) of the following words from the given information.
(a) temporary Permanent
(b) ugly Beautiful
(c) weak Strong
A.5
Sushi
A.5.1 Answer the following questions.
(a) Which is the most famous Japanese food?
Ans: Sushi.
(b) What are the basic ingredients required for preparing sushi?
Ans: Raw fish, rice, and vinegar.
(c) The sushi chefs have to complete a training period of
⚫ five years. ✔
⚫ two years.
⚫ seven years.
⚫ one year.
A.5.2 Choose the word closest in meaning to the word given in bold.
(a) Sushi is a combination of raw fish, rice and vinegar.
⚫ description
⚫ copy
⚫ mixture ✔
⚫ purchase
(b) Sushi originated in Thailand, Laos and North Borneo.
⚫ was divided
⚫ was developed ✔
⚫ continued
⚫ collected
(c) This technique soon travelled to Japan.
⚫ structure
⚫ reason
⚫ method ✔
⚫ action
A.5.3 Say whether the following statements are True or False.
(a) Sushi was developed in 500 B.C. True
(b) Sushi is the national dish of Japan. True
(c) A person who cooks food is a pilot. False
A.6
THE LARK’S NEST
A.6.1 Tick (✔) the Correct Answer
(a) The lark had made her nest in a:
tree.
[✔] cornfield.
hole.
(b) The lark used to go in search of:
her young ones.
the farmer.
[✔] food
(c) According to the lark, your work is sure to be done if:
[✔] you do it yourself.
you ask your friends to do it.
you do it together.
A.6.2 Find words from the passage that mean
(a) the crop ready to be cut – Harvest
(b) to walk about without much care – Wander
A.6.3 Complete the Table
Day | What the farmer said |
First | My neighbours will help me to cut the corn. |
Second | My cousins will come to help me cut the corn. |
Third | I will cut the corn myself. |