UTET Exam 26 Nov 2021 Paper – 1 (EVS) (Official Answer Key)

136. Which is the first stage in the process of a species becoming irreversibly extinct?
(A) Ecological extinction
(B) Mass extinction
(C) Local extinction
(D) Biological extinction

137. Which of the following statements is true with regard to water on the global scale?
(A) There is not enough water available per capita.
(B) We cannot reuse water.
(C) There is a lot of water and yet there is scarcity.
(D) The total amount of water in the world is constantly decreasing in quantity.

138. Which one of the following fuels causes minimum environmental pollution?
(A) Diesel
(B) Coal
(C) Hydrogen
(D) Kerosene

139. Which one of the following is an abiotic component of the ecosystem –
(A) Plants
(B) Fungi
(C) Humus
(D) Bacteria

140. Excessive exposure of humans to UV-rays results in –
(i) damage to immune system
(ii) damage to lungs
(iii) skin cancer
(iv) peptic ulcers
(A) (i) and (ii)
(B) (ii) and (iv)
(C) (i) and (iii)
(D) (iii) and (iv)

141. Flupride pollution mainly affects –
(A) Teeth
(B) Heart
(C) Kidney
(D) Brain

142. The type of pollution which is likely to affect Taj Mahal in Agra to a greater extent is –
(A) air pollution
(B) water pollution
(C) soil pollution
(D) noise pollution

143. Disposable plastic plates which are thrown away after eating food, should not be used because –
(A) they are made of materials with light weight.
(B) they are made of toxic materials.
(C) they are made of biodegradable materials.
(D) they are made of non-biodegradable materials.

144. The most rapidly dwindling natural resource in the world is –
(A) water
(B) forests
(C) wind
(D) sunlight

145. The basic objective of educational excuration in EVS is –
(A) to develop the energy of children
(B) first hand experience to the students
(C) to promote socialisation
(D) to promote team spirit

146. Meaning of environmental education is
(A) to engage students with burdensome schedule
(B) aware children about environment
(C) to entertain children
(D) to save environment from pollution through education

147. After the lunch break, while teaching EVS, you find that students are not taking interest in the lesson. What would you do?
(A) Use audio-visual aids based on multiple intelligence to make the lesson interesting.
(B) Change the topic immediately.
(C) Take the children out to play in the ground.
(D) Ask them to put their heads down on the desk and relax.

148. Higher priority and space has been given in NCERT textbooks on EVS to –
(A) Explain basic concepts of the subject
(B) Provide opportunities to learners for contemplation and wondering.
(C) Provide exact definitions of technical terms.
(D) Include large number of practice questions.

149. Aanchal frequently asks probing and imaginative questions in her Class V of EVS. By doing so, she aims at improving
(A) Observation skills
(B) Emotional Skills
(C) Thinking Skills
(D) Speaking Skills

150. A teacher asks every child to use some waste material from their homes and make something useful out of it. The pedagogical intention of the teacher is not to –
(A) Judge the best student of the class.
(B) Develop creativity among children.
(C) Make children understand the concept of recycle, reuse and reduce.
(D) Organize an exhibition of best articles made out of waste.

 

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