Environmental Studies PYQs

Concept:

• Healthy habits are practices that one must follow for a healthy lifestyle.
• Healthy habits not only lead to self well being but also leads to a good social being.

Explanation:

Benefits of completely chewing the food:

• Completely chewing food makes it easier to swallow.
• It makes food tastier.
• It helps in faster and easier food digestion and absorption.
• Chewing thoroughly and eating slowly prevents overeating, thus preventing obesity.
• Chewing promotes the production of saliva.
• Saliva has the function of washing away food debris and bacteria remaining in the mouth.
• This leads to the
• Chewing food properly provides
• Thereby enabling to concentrate more effectively on work or play.
• Chewing increases the amount of blood flowing into the brain.
• It stimulates the brain,
• Using the muscles around the mouth will help in the development of the jaw.
• This allows for better pronouncing of words and making the face more expressive.

Thus, the benefits of completely chewing the food is food digests properly.

The correct answer is Expressway.

Key Points

Expressway: 

• Expressways are designed to handle high traffic volumes and provide efficient transportation between cities or major destinations.
• They typically feature multiple lanes, controlled access, and limited entry and exit ramps.
• Expressways usually have six or more lanes, offering high capacity to manage heavy traffic volumes.
• Multiple lanes allow for smooth traffic flow, easy lane changing, and reduced congestion on these high-standard roads.
• On the other hand, National Highways refer to the primary road network managed by the government.
• Airways and waterways are modes of transport utilizing airplanes and bodies of water, respectively, and are not related to road networks.

The Correct Answer is: Peacock

Concept:

• A bird is a warm-blooded vertebrate (animal with a backbone) with the ability to fly.

 Key Points

• Peacock is a species of resplendent birds of the pheasant family.
• Peacock is a beautiful bird with so many shades of blue from top to tail.
• A crown on the head and coins on the tail add more value to its beauty.
• It is our national bird.
• In 1963, the peacock was declared the national bird of our country due to its involvement in the religious tradition of India.

Thus, a peacock is a bird that has a crown on the head and coins on the tail, and so many shades of blue from top to tail.

The correct answer is Tortoise shell craft.

Key Points

Tortoise shell craft:

• Tortoise shell craft in Daman and Diu is a traditional art form that involves the use of tortoise shells to create various decorative items.
• Skilled artisans meticulously carve and shape the tortoise shells to craft intricate designs and patterns.
• The shells are carefully polished to bring out their natural beauty and unique texture.
• Artisans use the tortoise shells to create a range of products such as jewelry, including earrings, pendants, and bangles.
• These pieces often feature delicate carvings and inlays, showcasing the craftsmanship and attention to detail of the artisans.
• In addition to jewelry and hair accessories, tortoise shell craft in Daman and Diu extends to the creation of decorative objects.
• These can include small sculptures, trinket boxes, picture frames, and even traditional musical instruments adorned with tortoise shell accents.

Explanation:

Vitamins:

• The term 'vitamin' means 'vital for life'.
• A vitamin is an organic, non-protein substance.
• Vitamins are compounds essential for the healthy functioning of our bodies.
• We need vitamins to aid in growth, maintain proper vision, and help fight infections.
• They are required by an organism for normal metabolic processes but cannot be synthesized by that organism in sufficient quantities.
• They are required in small amounts to prevent deficiency diseases.

Mineral Deficiency:

• Mineral deficiency refers to a lack of dietary minerals—micronutrients essential for an organism's proper health.
• Causes can include an inadequate diet, impaired uptake of ingested minerals, or dysfunction in the organism's utilization of minerals after absorption.

Thus, vitamins and minerals are classified as micronutrients because they are substances required in small quantities to prevent deficiency diseases.

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Vitamins can be categorized into two types:

Fat-soluble vitamins

• Fat-soluble vitamins dissolve in fat.
• They are absorbed by fat globules that travel through the small intestine and into the general blood circulation within the body.
• Unlike water-soluble vitamins, fat-soluble vitamins are stored in the body when not in use.
• Vitamins A, D, E, and K are fat-soluble.

Water-soluble vitamins

• Water-soluble vitamins dissolve in water; that is, these vitamins and nutrients dissolve quickly within the body.
• Unlike fat-soluble vitamins, water-soluble vitamins are transported to body tissues, but the body cannot store them.
• Any excess amount of water-soluble vitamins simply passes through the body.
• Vitamin B and Vitamin C are water-soluble.

Environmental Studies is an interdisciplinary subject because it integrates knowledge and concepts from various disciplines.

Key Points

• Statement A: This statement highlights that Environmental Studies brings together knowledge from different disciplines to gain a comprehensive understanding of environmental issues. It recognizes that environmental problems are multifaceted and requires insights from various subjects such as biology, chemistry, physics, sociology, economics, and others.
• Statement B: This statement further emphasizes the interdisciplinary nature of Environmental Studies. It suggests that the subject encompasses a wide range of concepts and perspectives, incorporating ideas from different fields of study. These concepts can be scientific, social, cultural, economic, or even political, highlighting the diverse nature of the subject.
• Statement C: Environmental Studies involves the interaction between different aspects of the environment and society, which inherently involves multiple disciplines.

Thus, it is concluded that A, B, and C is the correct answer.

Environmental Studies is an interdisciplinary subject that integrates knowledge from various disciplines, encompasses diverse concepts, and builds upon the foundations of science and social science subjects.

Key Points

A theme-based approach in Environmental Studies (EVS) is designed to integrate various concepts and issues related to the environment under a common theme or topic. This approach is holistic in nature and contributes to a comprehensive understanding of the subject.

• Accessing knowledge holistically," best captures the essence of a theme-based approach in EVS. It captures the essence of a theme-based approach.
• By organizing content around overarching themes, students have the opportunity to explore interconnected concepts, view issues from multiple perspectives, and understand the holistic nature of environmental issues.
• It encourages a more integrated and interconnected understanding of knowledge.

Thus, it is concluded that a Theme-based approach in EVS helps in accessing knowledge holistically.

CCE stands for Continuous and Comprehensive Evaluation. It is an assessment system implemented in schools to evaluate students' progress and development throughout their academic journey.

Key Points Nature of CCE:-

• Statement C: This statement explains the nature of Continuous and Comprehensive Evaluation (CCE) by emphasizing that it provides students with opportunities to learn in a constructive manner. CCE aims to go beyond traditional assessments focused solely on testing knowledge and instead focuses on fostering a deeper understanding of concepts and skills through various activities, projects, and assessments.
• Statement D: This statement further clarifies the nature of CCE by highlighting that it is an assessment approach focused on assessing students for their ongoing learning progress and development rather than simply evaluating what has been learned. CCE aims to support and enhance the learning process by providing timely feedback, identifying areas for improvement, and promoting continuous learning and growth.

Thus, it is concluded that C and D statements explain the nature of CCE.

CCE in the context of Environmental Studies (EVS) stands for Continuous and Comprehensive Evaluation.

Key Points

• It is an assessment methodology implemented in schools for evaluating students' progress and learning outcomes in the subject of Environmental Studies.
• CCE in EVS follows the principles of continuous assessment, where students are evaluated through a combination of formative and summative assessments throughout the academic year.
• It aims to provide a comprehensive evaluation of students' understanding, skills, and attitudes towards environmental concepts and issues.

Thus, it is concluded that CCE in EVS stands for Continuous and Comprehensive Evaluation.

Environmental Studies is an interdisciplinary subject that integrates knowledge from various disciplines, encompasses diverse concepts, and builds upon the foundations of science and social science subjects.

Key Points The objective of Environmental Studies (EVS) includes:

• To develop sensitivity towards current environmental issues: This objective aims to raise awareness and sensitivity among individuals regarding the current environmental issues and challenges, such as pollution, climate change, habitat destruction, and resource depletion.
• To generate situations to interact with the environment and acquire knowledge by self: This objective emphasizes the importance of hands-on experiences and active engagement with the environment to acquire knowledge and understanding. It promotes learning through direct interaction, exploration, and observation of the environment.
• To develop the efficiency to remove the environmental problems: This objective focuses on developing skills and abilities to address and solve environmental problems. It aims to empower individuals to take proactive measures to mitigate environmental issues and contribute to sustainable practices and solutions.

Thus, it is concluded that B, C, and D is the correct answer.

In Environmental Studies (EVS), the concept of environment is meant to include multiple aspects.

Key Points

• Physical environment: This refers to the natural elements and physical components of the environment, such as landforms, water bodies, climate, air quality, and natural resources.
• Biological environment: This refers to the living components of the environment, including plants, animals, microorganisms, and their interactions with each other and their surroundings.
• Socio-cultural environment: This refers to the social and cultural aspects of the environment, including human activities, communities, traditions, beliefs, values, and their impact on the environment.

Thus, it is concluded that the physical environment, biological environment, and socio-cultural environment are all essential components of the concept of environment in the context of EVS.

The ideal learning environment fosters curiosity, critical thinking, and the development of various skills, along with acquiring fundamental knowledge.

Key Points

• Statement C: Focusing only on recalling facts and definitions can stifle natural curiosity and critical thinking, both crucial for deeper understanding and long-term learning.
• Statement D: Overemphasizing memorization over process skills can hinder Jayesh's ability to analyze, problem-solve, and apply knowledge in different contexts.
• These statements highlight concerns about Mona's approach and its potential impact on Jayesh's learning.
• Focusing on rote memorization of facts and definitions instead of nurturing curiosity and developing process skills can indeed become a significant barrier.

Hence, we can conclude that statements C and D highlight the big barriers to learning of Jayesh.

EVS textbooks aim to provide comprehensive and structured information about the environment, its components, ecological concepts, environmental issues, and solutions.

Key Points EVS textbook is 

• Child-centered: This statement suggests that the EVS textbook is designed with a focus on the needs, interests, and developmental level of the child. It aims to engage the child actively in the learning process and promote their understanding and connection with the environment.
• Community-centered: This suggests that the EVS textbook also emphasizes the importance of the community in environmental education. It aims to foster an understanding of how communities are connected to and impacted by the environment. It may include topics related to community participation in environmental conservation, sustainable practices, and local environmental issues.

Thus, it is concluded that A and D is the correct answer.

The approach used by Rukmini in this scenario will help in the development of the observation process skill.

Key Points

• By asking the students to describe the taste and guess the ingredients used in the chaat, Rukmini is encouraging the students to observe and analyze the sensory aspects of the food.
• This activity promotes the development of observation skills, as the students need to pay attention to the taste, texture, and flavors of the chaat in order to describe them accurately.
• Observation skills involve the ability to carefully perceive and gather information from one's surroundings, paying attention to details, and making connections based on what is observed.

Thus, it is concluded that the approach used by Rukmini in this scenario contributes to the development of observation skills in the students.

When students conduct the activity "what floats, what sinks," they engage in hands-on exploration and experimentation.

Key Points Through this activity, they can develop several skills, including:

• Observation: Students observe and examine the objects to determine whether they float or sink in water.
• Recording: They record their observations, documenting which objects float and which ones sink. This helps in organizing and analyzing the data collected during the activity.
• Analysis: Students analyze the patterns and characteristics of the objects that float and those that sink. They may identify factors such as weight, shape, and density that influence whether an object floats or sinks.

Therefore, the skills developed by students when they conduct the "what floats, what sinks" activity are observation, recording, and analysis.

Confusion PointsAs per CTET the official answer is option 4, but as per concept and our knowledge, the correct answer is option 2.

As a teacher, Radha should encourage critical thinking and inquiry-based learning in response to Geeta's question about why the poori puffs on frying.

Key Points The appropriate course of action for Radha would be:

• By asking Geeta to think about other similar food items that get puffed, like chapati, Radha promotes comparison and critical thinking.
• This approach helps Geeta make connections and analyze the common factors contributing to the puffing process.
• Subsequently, Radha can encourage Geeta to think about the reason behind the poori puffing upon frying in oil.

Thus, it is concluded that B and C represent the appropriate approach of encouraging Geeta's thinking, inquiry, and explanation.

Hint

• Option (A) is not the most suitable response as it provides a direct answer without engaging Geeta's critical thinking and inquiry skills.
• Option (D) is not directly related to the question and may not help Geeta understand why the poori puffs upon frying.

The approach described in the scenario, where students interact with their grandparents to learn about their childhood, relies on the concept of Oral History.

Key Points

• Oral history refers to the collection and preservation of historical information and personal experiences through spoken accounts.
• It involves recording and documenting the memories, stories, and experiences of individuals, often through interviews or conversations.
• In this case, the students are encouraged to interact with their grandparents to gain insights into the past and learn about historical events and experiences from a personal perspective.

Thus, it is concluded that oral history is the correct answer.

When faced with Mani's belief that sweeping the house after sunset will lead to poverty, Nayeema should approach the situation with understanding and empathy.

Key Points

Tell Mani that keeping the place where we live clean is essential and so sweeping must be done:

• Prioritizing hygiene and cleanliness, Nayeema needs to let Mani know that maintaining a clean environment is crucial.
• Though respecting Mani's traditional belief is important, in this instance, Nayeema needs to communicate the necessity for cleanliness and hygiene in shared spaces.
• While the other options might dismiss Mani's belief, or suggest testing it, the focus should be on explaining the importance of a clean environment to ensure Mani understands the key reason for the requested task.

Thus, it is concluded that Option 2 is the correct answer.

The idea of encouraging students to actively engage in the learning process and develop practical skills that will be helpful in their lives later depends upon experiential learning.

Key Points

• Experiential learning is an educational approach that emphasizes learning through direct experiences and active engagement with the subject matter.
• It involves hands-on activities, real-world experiences, and reflection on those experiences.
• By actively participating in tasks, experiments, projects, or fieldwork, students gain practical skills, problem-solving abilities, critical thinking skills, and a deeper understanding of the subject matter.
• Experiential learning encourages students to explore, discover, and make connections between theory and practice.

Therefore, the idea of encouraging students to actively engage in the learning process and develop practical skills aligns with the principles of experiential learning.

Key Points

• Kiran's questions show curiosity and a desire to connect what they are observing (rabbits) with a familiar story element (the race with the tortoise).
• This aligns with the objective of Environmental Studies (EVS) learning to connect children with explorative activities, encouraging them to relate what they observe to their existing knowledge and experiences.
• Kiran is making a connection between the real-world observation of rabbits in the zoo and a story element (the race) from their cultural context.

Thus, it is concluded that to connect children with the explorative activities.