KTET Paper 1: Environmental Studies Test - 6 - KTET MCQ

The significance of neem as biopesticide was acknowledged by the current academic group, as ahead of schedule 1959, when a German researcher in Sudan found that neem was the main tree that stayed green amid a desert beetle disease.

Environmental Studies is a mandatory subject in the curriculum. The main objective of teaching EVS at the primary stage is children must be encouraged to explore their immediate environment, learning in the classroom must be linked to life outside the school, Children must be encouraged to ask questions. But, maintaining discipline in the classroom does not come under the scope of environmental studies.
Hence, the correct answer is, 'Teacher must ensure perfect discipline in the classroom.'

Teaching aids are the tools that are used by a teacher to explain their concept or lesson and make the concepts more interesting and creative. It improves learners' reading and other skills. Teaching Aids is a device by which the teacher helps the students to clarify, establish, and correlate accurate concepts, inspections, and appreciation through the utilization of more than one sensory channel. It means all the materials used to facilitate the understanding of written or spoken words. 

The public school mentioned above follows inclusive education as students with special needs spend their time and study with non-special needs students. Inclusive education is a term used for welcoming all students in neighbourhood schools in age-appropriate, regular classes and are supported to learn, contribute and participate in all aspects of the life of the school.
Hence, the correct answer is, 'Inclusive education.'

It happened on the night of 2nd and 3rd December, 1984 at the Union Carbide India Limited (UCIL) pesticide plant in Bhopal, Madhya Pradesh. More than 500,000 individuals were presented to methyl isocyanate (MIC) gas and different chemicals. The harmful substance advanced into and around the shanty towns situated close to the plant.

Recreation consists of activities or experiences carried on within leisure, usually chosen voluntarily by the students – either because of satisfaction, pleasure or creative enrichment derived, or because they perceive certain personal or social values to be gained from them. It may also be perceived as the process of participation, or as the emotional state derived from involvement.

The use of poems and story telling to explain concepts in an EVS class helps to promote the ability to imagine and explore the nature of the world at the local and global levels.

School trips and excursions are some of the best techniques adopted by teachers for effective teaching. In these trips, students are expected that they should observe keenly, make notes, and share their observations with other students and the teacher. By this method, students will gain a better understanding of the real facts, and they will retain concepts for a longer duration.
Hence, the correct answer is, 'They should observe keenly, make notes and share their observations with other students and the teacher.'

The environment is defined as, “the sum total of living and non-living components; influences and events surrounding an organism”. Broadly the environment comprises abiotic (non-living) and biotic (living) components. 
Environmental studies contribute a branch of the study of inherent or induced changes in the environment, and their effect on living beings.

Distance from the equator and sea are the main factors determining the climate of any place and the type and amount of winds running in that place modify its temperature.

Braille script is a tactile reading and writing system that is used by blind and visually impaired people. People who are unable to see cannot access print materials. Raised dots are used in Braille to represent the letters of the print alphabet. So, embossed papers have 6 points to represent characters.
Hence, the correct answer is, '6 points.'

George Mestral:

• Velcro was invented by George de Mestral in 1941.
• He was inspired by a real-life incident when he found burrs on himself and his dog.
• Most impressively, Velcro was used in the first human artificial heart transplantation to hold together parts of the device.

Charles Darwin:

• Darwin proposed a theory of evolution called natural selection in the year 1859.
• According to it those populations which are a better fit (reproductively fit) in an environment will be selected by nature and will survive more.
• Darwin's theory of natural selection is popularly known as 'Darwinism'.
• English naturalist Charles Darwin developed the idea of natural selection after a five-year voyage to study plants, animals, and fossils in South America and on islands in the Pacific.
• Darwin conducted a sea voyage in a sailing ship called H.M.S Beagle as a part of his experiments on the theory of evolution.
• Charles Darwin became almost universally thought of as the "Father of Evolution".

Ronald Ross:

• The malaria parasite was discovered by Ronald Ross in 1897.
• He also received a Nobel prize in 1902 for his work on the discovery of the malaria parasite in the gastrointestinal tract of a mosquito.

Gregor Johann Mendels Theory:

• Gregor Mendel, a 19th-century Augustinian monk.
• He was born in a poor farmer’s family in Austria in 1822.
• He is called the father of modern genetics.
• He found that the pea plant has some traits which come in pairs (called an allele).
• Mendel's pea plant experiments conducted between 1856 and 1863 established many of the fundamental laws of heredity.
• It is now referred to as the laws of Mendelian inheritance.

A framework developed by the NCERT, New Delhi in 1975 identified environmental education as one of the essential components of school education. It states that the purpose should not be to stuff the minds of the children with facts and information, but to sharpen their senses to enable them to observe their environment and to enrich their experience.

Preeti should ask the students to take up various group projects related to pollutions as the practical projects would help better understand the ill effects of pollution. Asking the students to prepare charts or visit a polluted river may not help the students to a greater extent. Inviting the experts to talk about various types of pollutions would just provide theoretical knowledge.  So, to make the students understand the negatives of pollution, practical knowledge would help. 
Hence, the correct answer is "Asking students to take up group projects related to different kinds of pollution".

EVS at the primary level is intended to foster a reasoned and sensitive concern for the quality of the environment and for the management of natural resources. 
Teaching-learning of EVS aims to:

• expose children to the real-life world (natural and socio-cultural).
• enable them to analyze, evaluate and draw inferences about problems and concerns related to the environment.
• help them understand environmental issues.
• foster and nurture favorable attitudes and values towards the environment.
• promote positive actions.

Thus it is clear that the teaching-learning of EVS aims to evaluate and draw inferences about problems and concerns related to the environment.

A compass is an instrument that is used route navigation.

Asking probing and imaginative questions in Class-V EVS, Aanchal tries to enhance the thinking and imaginative skills of the students. In this way, children think about many possible reasons and make efforts to find the answers that ultimately lead to enhanced thinking and imaginative skills because they think beyond their curriculum. Hence, the correct answer is, 'Thinking skills.'

Assessment includes a qualitative and quantitative description of the learning process of students. The process of assessment determines the nature and extent of student learning and development. 

Delhi is one of the most polluted regions, having almost no forest cover.

The mere purpose of a science exhibition is to provide a creative channel for learners and to install a scientific attitude in the young generation to make them realize the interdependence of science, technology and society. It promotes the practical activities of the students and allows them to compete with one another in science and technology activities.
Hence, the correct option is, 'Provide a creative channel for learners.'

• Birds build nests to lay their eggs and incubate their younger ones.
• Different birds build nests at different places, some on ground level, some high up on the tree.
• Different birds use different techniques and different materials to build their nests.

This is the best answer. The students learn more by playing fun games. It will enable them to learn better.

At the primary stage, assessments should consist of Continuous and Unstructured teacher observations to be shared with learners and parents.
Assessment should not be limited to only exams or any sort of test, and games. It should include all aspects, all activities that are being taken in a school. It is not necessary that there should be structured observation only, it can also include unstructured observations.
Hence, the correct answer is, 'Continuous and Unstructured teacher observations to be shared with learners and parents.'

Environmental Studies at the primary level possess some special characteristics that other subjects do not possess.

Hygrometer is an instrument utilized for measuring the dampness content in the climate.

EVS stands for Environmental Studies. Though EVS is a multidisciplinary approach that is linked with many subjects yet mostly it deals with the surroundings. It makes students aware of their surroundings. It makes students aware of how to conserve the resources and do not waste them because they are limited in quantity. Hence, the correct answer is, 'Environmental Studies.'

In Class III children look at the different ‘plants around us’, at possible changes over time from when their parents were young, and also what things around them are made of plants. ‘Plants’ is a sub-theme under the umbrella of Family and Friends’. 

• Children in Class III also observe the shapes, colours, aroma, etc to see the diversity of ‘leaves in our lives, to talk of how plant leaves may be used to eat on, the times of the year when lots of leaves fall to the ground, which may be used to make compost, and also paint different leaf motifs they see on their pots, animals, clothes, walls, etc. 

Dyslexia is associated mainly with difficulties in reading.

Acid rain is a type of rain that has very low pH levels and is highly acidic. It is very harmful to plants, animals, people, buildings, and monuments. The major pollutants causing acid rain are Sulphur dioxide and Nitrogen oxide. Both of these react with water molecules in the atmosphere and produce acid rain. 
Hence, the correct answer is "Sulphur dioxide".

"To have a change in routine and monotonous content" is not an objective of including poems and stories in EVS textbooks.
Objectives of including poems and stories in EVS textbooks are:

• To develop interest in the subject: Including poems and stories in EVS textbooks aims to develop students' interest in the subject. Poems and stories can make the learning experience more engaging and enjoyable, capturing students' attention and fostering a positive attitude towards the subject matter. 
• To provide fun and enjoyment for learners: One of the objectives of including poems and stories in EVS textbooks is to provide fun and enjoyment for learners. Poems and stories have the potential to entertain and captivate students, making the learning experience more enjoyable.
• To promote imaginative and creative ability in the learners: Poems and stories in EVS textbooks promote students' imaginative and creative abilities. By engaging with poems and stories, students can enhance their creativity, language skills, critical thinking, and interpretation abilities.

Hence, Option (2) is the Correct Answer.