CTET Solved Paper - CTET September 2015
- Option : A
- Explanation : (A) Learning could be made more meaningful for students of class VII by the teacher while teaching the topic 'Save water' will be asking students to interview people in their colony about water consumption and carry out "water audit"
- A
To investigate students' prior ideas related to human body and digestion so that future teaching learning sessions can be accordingly planned
- B
To find out which students have read the topic in advance and come prepared for the class and grade them accordingly
- C
To evaluate students' drawing skills as drawing diagrams is an important skill in life sciences
- D
To judge students' understanding of the digestive system and grade them accordingly
- Option : A
- Explanation : (A) The teacher's purpose of asking this question is to investigate students' prior idea related to human body and digestion so that future teaching learning sessions can be accordingly planned.
- Option : D
- Explanation : (D) For an affective discussion, a teacher should provide a common platform to the learners, acknowledge learner's responses to sustain their interests and then summarize and assess the learner's idea at the end of discussion.
- Option : B
- Explanation : (B) Turmeric is a natural indicator for acid and base which turns red on adding dil. HCI to it. On adding dil. HCI to phenolphthalein it will be colourless because phenolphthalein is an indicator which will be colourless in acids and pink in bases.
- Option : A
- Explanation : (A) When a small piece of aluminium foil is dropped in the sodium hydroxide solution, chemical reaction takes place in which precipitate of sodium aluminate and hydrogen gas evolved from test tube and then brought a burning matchstick near the mouth of the test tube hear a pop sound. The pop sound indicates the presences of hydrogen gas.
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