Get complete solutions to all NCERT Class 5 Science (EVS) questions with detailed explanations. Our expert-prepared answers help young learners understand environmental concepts better.
Q1. Which animal can make sounds that we cannot hear?
Answer: Dolphins and bats can make sounds that we cannot hear. These are called ultrasonic sounds.
Q2. How do ants recognize their way?
Answer: Ants leave a smell on the ground as they move. They follow this smell to find their way back home.
Q3. Name two animals that can see things four times as far as we can.
Answer: Eagles and vultures can see things four times as far as we can.
Q1. What do seeds need to grow into plants?
Answer: Seeds need the following to grow into plants:
Q2. How do seeds travel from one place to another?
Answer: Seeds travel in different ways:
Q3. What is germination?
Answer: Germination is the process by which a seed grows into a new plant. When a seed gets water, air, and warmth, it starts to grow.
Q1. Why is water important for us?
Answer: Water is important because:
Q2. How can we save water?
Answer: We can save water by:
Q3. What is a stepwell?
Answer: A stepwell is a traditional way of storing water. It has steps going down to reach the water level. People in Rajasthan built stepwells to collect and store rainwater.
Q1. Where do mosquitoes lay their eggs?
Answer: Mosquitoes lay their eggs in stagnant (still) water like ponds, water tanks, flower pots, and any place where water does not move.
Q2. How can we prevent mosquitoes from breeding?
Answer: We can prevent mosquitoes by:
Q3. What diseases do mosquitoes spread?
Answer: Mosquitoes spread diseases like malaria, dengue, and chikungunya.
Q1. What is an earthquake?
Answer: An earthquake is the shaking of the earth. It happens when the rocks under the ground move suddenly.
Q2. What should we do during an earthquake?
Answer: During an earthquake we should:
Q3. How do animals behave before an earthquake?
Answer: Before an earthquake, animals behave strangely. Dogs bark loudly, cats hide, birds fly away, and snakes come out of their holes.
Q1. How do we breathe?
Answer: We breathe through our nose and mouth. Air goes into our lungs through the windpipe. Our lungs take oxygen from the air and give out carbon dioxide.
Q2. Why do we need to breathe?
Answer: We need to breathe to get oxygen. Oxygen helps our body make energy from food. Without oxygen, we cannot live.
Q3. What happens when we exercise?
Answer: When we exercise, we breathe faster because our body needs more oxygen to make energy for the muscles.
Q: How many chapters are there in Class 5 Science?
A: There are 22 chapters in NCERT Class 5 Science (EVS) covering various environmental topics.
Q: Is Class 5 Science the same as EVS?
A: Yes, Class 5 Science is called Environmental Studies (EVS) which includes topics from science and social studies.
Q: Are these solutions helpful for school exams?
A: Yes, these solutions help students understand concepts better and prepare well for their school examinations.
