CBSE Class 5 EVS Journey of a River MCQs Set 01

Answer: [A] To get clean drinking water

Explanation:
1. A water ATM is a machine that gives water.
2. A person puts in a coin or a smart card.
3. It dispenses safe and clean drinking water.

Answer: (b) Evaporation

Explanation:
1. When water gets heat from the sun or a flame, it warms up.
2. Warm liquid turns into an invisible gas called steam or vapour.
3. This process of changing liquid to gas is called evaporation.

Answer: [B] Drive through flood water

Explanation:
1. Moving flood water is very strong.
2. It can easily wash away cars and people.
3. We must never drive or walk through deep flood water.

Answer: (c) Solid, Liquid, and Gas

Explanation:
1. Ice and snow are water in solid form.
2. The water we drink is in liquid form.
3. Steam in the air is water in gas form.

Answer: [A] Fertilisers from farms

Explanation:
1. Farmers use fertilisers to grow food crops.
2. Rain washes these extra plant foods into the river.
3. Tiny green plants feed on them and spread quickly over the water.

Answer: (b) In marshy lands of the Rann of Kutch

Explanation:
1. The Luni River flows through dry land.
2. It does not meet an open ocean or sea.
3. It stops and dries out in the wet marshlands of Kutch.

Answer: [A] Fixing leaking taps

Explanation:
1. A leaking tap drips water drop by drop all day.
2. It wastes many buckets of clean water.
3. Repairing the leak stops the waste and saves water.

Answer: [A] First aid, flashlight, rope

Explanation:
1. Emergencies like floods happen suddenly.
2. A flashlight gives light when power goes off.
3. First aid medicines and ropes help keep people safe and alive.

Answer: (a) Groundwater

Explanation:
1. Ocean water is salty and cannot be drunk.
2. Most of our usable fresh liquid water sits under the soil.
3. Groundwater is the largest usable source of freshwater for people.

Answer: [B] It pollutes the river and harms animals

Explanation:
1. Plastic never breaks down or melts away in water.
2. Fish and river animals choke on plastic pieces.
3. It makes the river dirty and poisons the water.

Answer: (d) Water Cycle

Explanation:
1. Water goes up into the sky from lakes and rivers.
2. It forms clouds and falls back down as rain.
3. This unending journey is known as the water cycle.

Answer: [B] Perennial

Explanation:
1. A perennial river has water flowing in it throughout the year.
2. The Godavari does not dry up completely in summer.
3. It continuously provides water to farms and cities.

Answer: [A] Turn off the tap

Explanation:
1. Leaving the tap running while brushing wastes several litres of water.
2. Closing the tap keeps the water safe in the pipes.
3. Turn the tap on only when it is time to rinse.

Answer: (c) They provide water for drinking and agriculture.

Explanation:
1. People need fresh water to drink every day.
2. Farmers use river water to irrigate crops and grow grains.
3. Rivers sustain homes, animals, and farming across the country.

Answer: (d) It condenses into clouds.

Explanation:
1. High up in the sky, the air is very cold.
2. When warm vapour reaches the cold sky, it cools down.
3. The gas turns into tiny floating drops that make up clouds.

Answer: [B] Small steps like closing taps help in saving rivers

Explanation:
1. Closing one tap seems like a little thing.
2. But if every child saves one bucket, thousands of buckets are saved.
3. Every little good habit helps protect our nature.

Answer: [A] To store water and generate electricity

Explanation:
1. A dam holds river water in a big reservoir.
2. The stored water can be used during dry seasons.
3. Rushing water from the dam turns machines to produce power.

Answer: (a) Lotus

Explanation:
1. The lotus plant fixes its roots deep inside the pond bed.
2. It has long, flexible stems that reach to the water surface.
3. Its broad round leaves rest and float on top of the water.

Answer: [B] They may lose their homes and move

Explanation:
1. A large dam creates an enormous reservoir of water.
2. Water floods nearby villages and farms.
3. Families must leave their land and build new homes elsewhere.

Answer: [B] Promote water conservation

Explanation:
1. This is a government programme across India.
2. It encourages citizens and farmers to save water.
3. It works to recycle water and use it wisely.

Answer: [A] Coringa Mangrove Forest

Explanation:
1. As the Godavari joins the sea, it flows through coastal woods.
2. This area is called the Coringa Mangrove Forest.
3. The mangrove trees protect the shoreline from big waves.

Answer: [C] Fish and animals start dying

Explanation:
1. A thick layer of plants blocks sunlight from reaching under water.
2. The oxygen level in the river drops very low.
3. Fish and water creatures cannot breathe and begin to die.

Answer: [B] Slow down rainwater and help soil absorb it

Explanation:
1. Tree leaves break the force of heavy raindrops.
2. Tree roots keep the soil soft and porous.
3. This lets water sink into the earth and prevents flash floods.

Answer: [A] Sand, gravel, cotton, charcoal

Explanation:
1. Sand and gravel catch dirt and floating particles.
2. Cotton catches fine mud.
3. Charcoal helps clean smells and bad tastes out of water.

Answer: [B] Reservoirs dried up

Explanation:
1. In 2019, Chennai experienced very low rainfall.
2. All main water supply lakes dried completely.
3. Trains had to carry drinking water from other places to help.

Answer: [A] Save water carefully

Explanation:
1. Freshwater is precious on our planet.
2. Even one single drop saved adds up to gallons over time.
3. The message reminds us never to waste any water.

Answer: (a) By planting more trees

Explanation:
1. Roots of plants and trees keep the dirt loose.
2. Rainwater slowly enters through the ground instead of running off.
3. This refills the water stored underground.

Answer: [B] For easy access to water, farming, and transport

Explanation:
1. Rivers provide plenty of water for drinking and washing.
2. River soil is good for farming food.
3. Boats can easily travel along rivers to trade goods.

Answer: [B] Watering plants

Explanation:
1. Fruit rinse water contains no soap or poison.
2. It is perfectly safe for soil and potted plants.
3. Using it in the garden saves fresh tap water.

Answer: (b) India

Explanation:
1. The Chenab Rail Bridge is a very high bridge made of steel.
2. It is built across the Chenab River in Jammu and Kashmir.
3. This famous bridge is located in India.

Answer: (b) Western Ghats

Explanation:
1. The Godavari river starts at Trimbakeshwar in Maharashtra.
2. These hills are part of the Western Ghats.
3. From here, the river begins its long journey towards the sea.

Answer: (a) National Water Mission

Explanation:
1. The National Water Mission is a government project.
2. It teaches people how to save and conserve water.
3. It helps ensure that water is not wasted across India.

Answer: (a) Rainy season

Explanation:
1. Seasonal rivers get their water from rain.
2. In dry months, there is very little water in them.
3. Heavy rains during the monsoon fill them with water.

Answer: (b) 2019

Explanation:
1. In 2019, Chennai had very little rain and its lakes dried up.
2. People did not have enough water to drink or wash.
3. Special trains brought fresh water to help the city.

Answer: (c) Brahmaputra

Explanation:
1. Majuli is a very big river island in Assam.
2. The wide Brahmaputra river flows all around it.
3. It is one of the largest river islands in the world.

Answer: (c) 1,465 kilometres

Explanation:
1. The Godavari is the second longest river in India.
2. It travels across several states.
3. Its total length is 1,465 kilometres before it meets the sea.

Answer: (d) All of the above

Explanation:
1. Water saved in a dam is cleaned for drinking.
2. Farmers use it to irrigate fields and grow crops.
3. Rushing water from dams is also used to produce electricity.

Answer: (d) Brahmaputra

Explanation:
1. This bridge connects Assam and Arunachal Pradesh.
2. It is built over the Lohit river, which joins the Brahmaputra.
3. It is one of the longest river bridges in India.

Answer: (b) 25 km

Explanation:
1. Hirakud Dam is built on the Mahanadi River in Odisha.
2. Along with its side dykes, it stretches for about 25 kilometres.
3. It is one of the longest earthen dams in the world.

Answer: (b) Dakshina Ganga

Explanation:
1. The Ganga is the most sacred river in North India.
2. The Godavari is the largest holy river in South India.
3. The word 'Dakshina' means south, so people call it Dakshina Ganga.

Answer: (b) Trimbakeshwar

Explanation:
1. The Godavari River starts in the state of Maharashtra.
2. Its journey begins at Trimbakeshwar in the green Western Ghats hills.
3. It starts as a small stream before growing into a mighty river.

Answer: (c) Coringa Mangrove Forests

Explanation:
1. The Godavari travels a long way across the land.
2. Near the ocean, it spreads out into smaller branches.
3. It finishes its journey at the Coringa Mangrove Forests before entering the sea.

Answer: (c) Supplying water for drinking, farming, and factories

Explanation:
1. People need fresh river water for drinking and cooking every day.
2. Farmers use it to grow food crops like rice.
3. It also provides water to help factories run smoothly.