Term 2 Full Syllabus Three Marks Questions

7th Standard EM

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Science

Time : 01:00:00 Hrs
Total Marks : 45
    15 x 3 = 45
  1. Swathi kept a laboratory thermometer in hot water for some time and took it out to read the temperature. Ramani said it was a wrong way of measuring temperature. Do you agree with Ramani? Explain your answer.

  2. The body temperature of Srinath is 990F. Is he suffering from fever? If so, why?

  3. Differentiate parallel and serial circuits.

  4. Define electrical conductivity.

  5. Distinguish physical and chemical changes.

  6. How can a change occur in a substance?

  7. Can you suggest a method to collect water from sea water?

  8. What is the difference between dissolution of sugar and burning of sugar?

  9. Distinguish between the following pairs Smooth ER and Rough ER Cell wall and cell membrane Chloroplast and mitochondria

  10. Write correct sequence from cell to organism?

  11. Classify the following terms into cells, tissues, organs and write in the tabular column given below
    Neuron, Lungs. Xylem, brain, adipose, Leaf, RBC, WBC, hand, muscle, heart, ovum, squamous, phloem, cartilage.

      Cell     Tissue     organ  
         
         
         
         
  12. On the lines given below, write about what you have learned from the activities done in this lesson.
    Let me tell you about some of the important things I’ve learned about cells. First, I’ll start with…________________.

  13. Write the levels of classification.

  14. Differentiate plantae and animalia

  15. Write any two merits of Five Kingdom classification.

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