Ms Patel, Principal of a School XYZ, is keen about integrated app

Subject

Science

Class

TET Class 12

Pre Boards

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Sample Papers

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 Multiple Choice QuestionsMultiple Choice Questions

1.

Adding salt and sugar to food substances helps in preserving them for a longer duration. It is because excess salt and sugar

  • cause rupturing of microbial cells

  • cause change in the shape of microbial cells

  • remove water from food

  • plasmolyse the microbial cells


2.

Root cap is absent in

  • hydrophytes

  • mesophytes

  • halophytes

  • xerophytes


3.

While teaching the concept, 'force can change the shape of an object' to students, a teacher plans the following activities
A. Explain concepts using commonly observed examples.
B. Provide a dough on a plate and ask the students to press it down with the hand.
C. Show an audio-visual film explaining the concept with some examples.

The teacher is using different approaches to learning because

  • she knows she must follow her lesson plan

  • she wants to prepare students for a test

  • there are different kinds of learners in the class and she wants to address multiple intelligences

  • she wants to prove her knowledge


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4.

Ms Patel, Principal of a School XYZ, is keen about integrated approach to teaching of Science rather than teaching different disciplines separately. The basis of this is

  • difficulty to adjust the teachers in the time-table

  • difficulty of students to adjust to different teachers

  • all the disciplines are interlinked and a teacher can draw on cross-curricular linkages

  • non-availability of qualified teachers in her school to teach separate disciplines


C.

all the disciplines are interlinked and a teacher can draw on cross-curricular linkages


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5.

A man goes door to door posing as a goldsmith. He promises to bring back the glitter on dull gold ornaments. An unsuspecting woman gives a set of gold bangles to him which he dips in a particular solution. The bangles sparkle but their weight has considerably reduced. The solution used by the impostor probably is

  • conc. HCl

  • a mixture of conc. HCl and conc. HNO3

  • conc. HNO3

  • dil. HCl


6.

A teacher plans to teach 'Components of Food' in Class-VI. Which of the following can be used as an essential question?

  • Why does your mother serve you a meal with a variety of food items?

  • Does your mother prepare a definite set of food items for lunch every day?

  • Do you eat all the items served in your lunch every day?

  • List the food items your mother serves you in lunch


7.

When an iron nail is dipped in copper sulphate solution, the colour of copper sulphate solution fades and a brownish layer is deposited over the iron nail. This is an example of

  • decomposition reaction

  • double displacement reaction

  • displacement and redox reactions

  • combination reaction


8.

Bleeding is stopped by the application of alum to a wound because

  • alum coagulates the blood and forms a clot

  • alum reduces the temperature near the wound

  • alum is an antiseptic

  • the wound is plugged by the alum chunk


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9.

Which of the following can be assessed when Geeta is using only MCQ as a tool to assess "Nutrition in Humans"?

  • Misconceptions related to food habits

  • Learner's ability to apply knowledge and prepare a role-play to present in the morning assembly

  • Learners' ability to comprehend the importance of components of food and write a long essay

  • Analytical ability to classify food items and make a poster


10.

In which of the following cases of motion, are the distance moved and the magnitude of displacement equal?

  • A car moving in a circular path

  • A pendulum oscillating to and fro

  • The Earth revolving around the Sun

  • A car moving on a straight road


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