CHAPTER - 5
Bricks and Bridges
EXERCISE
(Question/Answer)
Highlights
(i) Fill in the blanks.
(ii) Name the type of bridges as per the given clues:
(iii) Tick the correct option
(iv) Answer the following questions.
Fill in the blanks
( Exercise )
1. Lokhan went to a ___________ site where his father works.
2. Bricks are made at a ___________.
3. Ayaan has never crossed a ___________ bridge.
4. The earlier Suspension Bridges were made of wood and ___________.
5. The development in science and technology has enabled us to construct ___________ bridges.
Answer
Name the type of bridges as per the given clues:
Exercise
Across →
1. Earlier, it was made up of wood and rope.
Answer: SUSPENSION (→)
2. It uses short cables attached to pillars.
Answer: CABLESTAYED (→)
Down↓
3. It uses truss formations below and above the bridge.
Answer: CANTILEVER (↓)
4. It is built across a river.
Answer: BRIDGE (↓)
Tick the correct option.
( Exercise )
1. Lokhan lives in the state of-
2. The material which helps in making a building strong-
3. Bridges help in the easy movement of-......................................................... 4. The house that uses strong material-
Answer
Answer the following questions.
( Exercise )
1. List the types of materials used in making a temporary house and a permanent house.
Answer: (i) Temporary house – mud, thatch, straw, bamboo, wood and canvas.
(ii) Permanent house – bricks, stones, cement, iron rods, glass, wood, etc.
2. Write two benefits of modern building materials.
Answer: The modern building materials make the buildings/houses strong and safe.
3. What is a bridge? How is it useful?
Answer: A bridge is a structure built over an open space without blocking the way underneath.
It helps in the easy movement of people, goods and vehicles.
4. Briefly explain any two types of bridges.
Answer: (i) Suspension bridge- It is made of steel and covers a long distance.
Example-Lakshman Jhula (Uttarakhand).
(ii) Cable Stayed Bridge- It uses short cables that are attached to pillars.
Example-Bandra Sea Link Bridge (Maharashtra).
5. Highlight the differences between the lives of Lokhan and Ayaan.
Answer: Differences between the lives of Lokhan and Ayaan:
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