CTET Solved Paper - CTET September 2016 Paper2
- Option : A
- Explanation : By this experiment, we observe that melting point is a surface phenomenon. The more the amount of space occupied, the less time it will take to melt and vice versa.
- Option : D
- Explanation : It is important to remove chlorophyll because it is a green pigment and so marks the colour change of the Iodine test for starch.
- A
explain different methods of separation of mixtures first and then explain the separation of sand and salt mixture
- B
provide the mixture of sand and salt to students, ask them to think up different ways of separation and help them in trying out their ideas
- C
ask students to hypothesise about different ways in which a mixture of sand and salt can be separated and then lead them to the correct answer through detailed explanations
- D
take a mixture of sand and salt, demonstrate its separation and then ask students to repeat it on their own
- Option : A
- Explanation : As a supporter of inquiry-oriented pedagogy, you should first explain the students about various methods of separating mixtures and then lead them to correct explanation of separating sand and salt mixture.
84. Which among the following statements describes the relationship between Science and Technology?
- A
Technology is a more creative process as compared to Science
- B
Science is a broader endeavour while Technology is goal-oriented and often locale-specific
- C
Science is an ancient enterprise but Technology is relatively recent
- D
Science and Technology proceed independently and in isolation from each other
- Option : B
- Explanation : Science is a broader endeavour while Technology is goal oriented and often local-specific.
85. Which among the following is not a single flower but a group of flowers?
- Option : D
- Explanation : Sunflower is not a single flower, instead it is made up of a composite bouquet of hundreds of flowers.
