Class 4 Exam > Class 4 Notes > Science for Class 4 > Worksheet: Our Environment - 2
Our Environment - 2 Class 6 Worksheet Science
Q1: Fill in the blanks.
(i) Pollution is the presence of ________ substances in the environment.
(ii) Acid rain damages ________ and buildings.
(iii) Non-biodegradable waste includes materials like ________.
(iv) The gas present high up in the atmosphere that absorbs ultraviolet rays is called ________.
(v) Swachh Bharat Abhiyan was launched by the Government of India to promote ________.
Q2: Match the column.
Q3: True or False.
(i) Acid rain can cause harm to human skin.
(ii) The Swachh Bharat Abhiyan is a cleanliness drive initiated by the Government of India.
(iii) Biodegradable waste includes plastic bags and metal cans.
(iv) Global warming is caused by an increase in carbon dioxide in the atmosphere.
(v) Recycling is a way to reduce non-biodegradable waste.
Q4: Choose the odd one out.
(i) (a) Dust particles
(b) Fumes from vehicles
(c) Smoke from factories
(d) Greenhouse gases
(e) Water pollution
(ii) (a) Air pollution
(b) Water pollution
(c) Land pollution
(d) Ocean pollution
(e) Noise pollution
Q5: Short Answers Questions.
(i) What are pollutants?
(ii) How does air pollution occur during Diwali?
(iii) How does acid rain affect the environment?
(iv) How can we reduce non-biodegradable waste?
(v) What is the purpose of the Swachh Bharat Abhiyan?
You can find Worksheets Solutions here: Worksheet Solutions: Our Environment - 2
The document Our Environment - 2 Class 6 Worksheet Science is a part of the Class 4 Course Science for Class 4.
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FAQs on Our Environment - 2 Class 6 Worksheet Science
| 1. What are the main causes of air pollution? |  |
Ans. The main causes of air pollution are industrial emissions, vehicle exhaust, burning of fossil fuels, and deforestation.
| 2. How does water pollution affect marine life? | |
Ans. Water pollution affects marine life by contaminating the water with chemicals and toxins, which can harm or kill marine organisms. It can also disrupt the natural balance of ecosystems and lead to the decline of certain species.
| 3. What are the consequences of deforestation? | |
Ans. Deforestation leads to various consequences such as loss of biodiversity, soil erosion, disruption of water cycles, climate change, and habitat destruction for animals. It also contributes to increased carbon dioxide levels in the atmosphere.
| 4. How can individuals contribute to reducing plastic pollution? | |
Ans. Individuals can contribute to reducing plastic pollution by using reusable bags and water bottles, recycling plastic waste, avoiding single-use plastic items, and supporting initiatives that promote plastic alternatives.
| 5. What are the impacts of climate change on agriculture? | |
Ans. Climate change can have significant impacts on agriculture, including changes in rainfall patterns, increased frequency of extreme weather events, shifts in growing seasons, and the spread of pests and diseases. These factors can affect crop yields and food security.
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Nov 21, 2024 Last updated |
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