Which one of the following is not the desired objective of learni

Subject

Science

Class

TET Class 12

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Sample Papers

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 Multiple Choice QuestionsMultiple Choice Questions

1.

A solid rectangular block of iron is kept over the top of a table with its different faces touching the table. In different cases, the solid block exerts

  • different forces and different pressures

  • different forces but same pressure

  • same force and same pressure

  • same force but different pressures


2.

In the diagram of animal cell given below, the correct labeling of the parts A, B, C and D is

  • A - cell membrane

    B - plastids

    C - nucleus

    D - chloroplast

  • A - cell wall

    B - vacuole

    C - nucleus

    D - mitochondria

  • A - cell wall

    B - vacuole

    C - chloroplast

    D - nucleus

  • A - cell membrane

    B - vacuole

    C - nucleus

    D - cytoplasm


3.

The odometer reading of a moving car at 8:00 am is 36540 km and at 10:00 am is 36666 km. If the car is moving on a zigzag path with variable speeds, its average speed (in m/s) is

  • 17.5

  • 35

  • 6.3

  • 12.6


4.

A boy has a thick paste of turmeric. On adding this paste to hydrochloric acid and an aqueous solution of sodium hydroxide separately, what color (s) would he observe?

  • Pink in hydrochloric acid and blue in sodium hydroxide

  • Blue in hydrochloric acid and red in sodium hydroxide

  • Yell ow in both cases

  • Yellow in hydrochloric acid and red in sodium hydroxide


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5.

Study the following statements with reference to the villi of the small intestine.

  1. They are finger-like outgrowths and thousands in number.
  2. They have very thin walls.
  3. They have a network of thin and small blood vessels close to the surface
  4. They have small pores through which food can easily pass.

The statements which enable the villi to absorb the digested food are

  • A, B and C

  • B, C and D

  • A and B

  • C and D


6.

Given below are some food items.

  1. Boiled and mashed potato
  2. Boiled and chewed rice
  3. A slice of bread
  4. Sugar solution
  5. Coconut oil

Which of the above will give a blue-black colour when tested with iodine solution?

  • A, B and C

  • A, C and E

  • A and C

  • B and D


7.

While teaching the correct method of using a spring balance to Class VIII students, Gunjan mentions the following steps (not in the correct sequence) to be followed.

  1. Note the zero error.
  2. Calculate the actual reading.
  3. Note the position of pointer on the
    graduated scale.
  4. Record the least count of the spring balance.

Which one of the following is the correct sequence of the steps to be followed for the said purpose?

  • A, D, C, B

  • A, B, D, C

  • A, D, B, C

  • D, A, C, B


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8.

Which one of the following is not the desired objective of learning Science at the upper primary stage?

  • To acquire essential process skills

  • To perform better in competitive examinations

  • To acquire scientific literacy

  • To develop rational thinking


B.

To perform better in competitive examinations

Performing beetles in the competitive examination are not the desired objective of learning science at the upper primary level.


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9.

The technique of role-play is considered to be an effective strategy in teaching of Science because

  • it is likely to promote social skills of students

  • it ensures breaking of monotony in the process of learning

  • it ensures better understanding of one's role in real life

  • it ensures active participation of students in the process of learning


10.

Science is considered to be questioning, exploring, doing, and investigating. Which of the following activities, carried out by Dipika in the teaching of Science, is best suited to satisfy these criteria?

  • A debate on environmental issues

  • Project work on nature of sound

  • Unit test on micro-organisms

  • A group discussion on common diseases


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