CBSE Class 4 EVS How Things are Made Worksheet Set 01

Fill in the Blanks

Question. Recycled paper is made from used ________.
Answer: newspapers
Explanation: Newspapers are daily printed papers that we can use again instead of throwing away.

Question. Soaked paper turns into ____ to make recycled paper.
Answer: Pulp
Explanation: Pulp is a soft, wet mixture made by crushing paper in water.

Question. The method of turning old materials into new products is called ________.
Answer: Recycling
Explanation: A method is a way of doing something step-by-step.

Question. We must always try to ______ the use of paper to save trees.
Answer: reduce
Explanation: Must means it is very important to do.

Question. Beetroot is a natural ____ for tinting paper.
Answer: Dye
Explanation: Tinting means giving a soft color to something.

Question. ________ is a method of raised dots on paper that allows visually impaired people to read.
Answer: Braille
Explanation: Visually impaired means people who cannot see well or at all.

Question. Using a gift bag once more is to ____ it.
Answer: Reuse
Explanation: Once more means doing something again.

Question. Old newspapers can be ______ to create new paper.
Answer: recycled
Explanation: Create means to make something new.

Question. ________ are eco-friendly substances that can be used to make paper, helping to save trees.
Answer: Banana fiber
Explanation: Substances are kinds of materials or matter.

Question. Old newspapers can be used to ____ new paper.
Answer: Recycle
Explanation: New means something that hasn't been used before.

Question. The 5Rs of garbage management are: Refuse, Reduce, ________, Repurpose, and Recycle.
Answer: Reuse
Explanation: Garbage is another word for waste or trash that we throw away.

Question. Nature-friendly material like ___ fibre can be used to make paper.
Answer: banana
Explanation: Nature-friendly means it does not harm plants, animals, or the earth.

Question. ____ is a heavy paper.
Answer: Cardboard
Explanation: Heavy means it weighs a lot or is thick and strong.

True or False

Question. Natural colors are made from plants.
Answer: True
Explanation: True means the statement is correct and real.

Question. Paper cannot be renewed.
Answer: False
Explanation: False means the statement is wrong because paper can actually be recycled.

Question. Refuse means keeping things multiple times.
Answer: False
Explanation: Refuse actually means saying "no" to things we don't need.

Question. Jars can be used in many ways and glass bottles can easily be recycled.
Answer: True
Explanation: Many means a large number of ways.

Question. Tissue paper is used for wrapping boxes.
Answer: False
Explanation: Cardboard or thick paper is used for packing boxes, while tissue paper is very soft.

Question. Natural colors are made from different parts of a plant like the leaf, flower, root, seed, stem, etc.
Answer: True
Explanation: Plants give us many colorful parts that we can use safely.

Question. Recycling paper protects trees.
Answer: True
Explanation: Protects means keeping them safe from being cut down.

Question. Long ago, palm leaves were used for writing.
Answer: True
Explanation: Long ago means many years back before notebooks were made.

Questions

Question. List one item you can make from recycled paper.
Answer: Greeting card
Explanation: List means to write down the name of something.

Question. What are the 5Rs of garbage management?
Answer: Refuse, Reduce, Reuse, Repurpose and Recycle
Explanation: These five rules help us look after our planet by making less trash.

Question. Which part of the plant is used to make turmeric dye?
Answer: Root
Explanation: The root grows underground and gives us bright yellow turmeric.

Match the Following

Question. Match the Following:

Answer:

Short Question Answers

Question. What are natural colors? Give two examples.
Answer: Natural dyes are colours made from parts of plants. For example, turmeric and beetroot.
Explanation: Colors from plants are safe and do not harm nature.

Question. How do you create recycled paper?
Answer: To make recycled paper, tear old newspapers into small pieces, soak them in water with fenugreek seeds overnight, mash the mixture, spread it on a flat surface, and let it dry. The paper is ready for use!
Explanation: Soaking and mashing paper breaks it down into a smooth pulp.

Question. Design a recycled greeting card.
Answer: Hint: Use old newspaper or paper, make a pulp and make a handmade paper. Fold it neatly, draw and colour on it, and write a nice message like “Thank you” or “Happy Birthday.”
Explanation: Designing lets you use your imagination to make something pretty.

Question. Why is it important to use nature-friendly materials like banana fiber for making paper?
Answer: Using environment-friendly materials like banana fiber helps conserve trees, which are essential for the environment, and prevents deforestation.
Explanation: Conserve means to save and protect things so they don't finish.

Question. Which of the 5Rs fits this case? “Kahir paints an old bottle and uses it as a flower vase.”
Answer: The situation fits in Repurpose among the 5Rs because Kabir is using an old thing in a new and innovative way.
Explanation: Repurposing means changing the use of an old item into something useful.

Question. What do the 5Rs of waste management stand for?
Answer: The 5Rs stand for Refuse, Reduce, Reuse, Repurpose, and Recycle. These steps help minimize waste and conserve resources.
Explanation: Minimize means to make something as small as possible, like less trash.

Question. Write 4 lines of a poem or a slogan to tell people to use paper carefully.
Answer: Use less paper, save a tree, Let our Earth be clean and free. Draw, write, but don’t waste, Recycle paper, don’t make haste!
Explanation: Carefully means paying attention so you do not waste things.

Question. How can we build a greeting card using recycled paper?
Answer: To make a greeting card, cut recycled paper into a card shape, color it using natural dyes, and decorate it with creative designs or drawings.
Explanation: Building or making crafts is a fun way to express creativity.

Question. Why do we say paper is made from trees?
Answer: Because paper is made from wood, and wood comes from trees. So, when we make paper, we are using parts of trees.
Explanation: Trees provide the wooden fibers needed to make paper sheets.

Question. How does the Braille system help people who cannot see well?
Answer: The Braille system uses raised dots on paper that can be felt with the fingers, allowing visually impaired people to read and write independently.
Explanation: Independently means doing something all by yourself without help.

Vocabulary Activity - "Guess the Word"

Question. The method of turning old paper into new paper.
Answer: Recycling
Explanation: Recycling gives old things a brand new life.

Question. A method of raised dots used by visually impaired people to read and write.
Answer: Braille
Explanation: This special alphabet uses bumps you can touch with your fingertips.

Question. A natural substance used to make paper and other products, such as banana fiber.
Answer: Environment - friendly materials
Explanation: These substances are safe for nature and do not pollute the earth.

Question. A material used long ago in India for writing, made from palm leaves.
Answer: Talapatra
Explanation: Long ago, people wrote important words on dried leaves before paper was invented.

Question. A kind of seed used as binding material.
Answer: Fenugreek
Explanation: Binding material helps hold different pieces together tightly.