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Science is ……. Which humans have gained ...

Science is ……. Which humans have gained through …………..

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The correct Answer is:
systematised knowledge ; observations and experiments.
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Knowledge Check

  • Homeothermy in human is maintained through

    A
    Negative feed-back loop
    B
    Thermoreceptors
    C
    Cold receptors in epidermis and warm receptors below epidermis
    D
    Warm receptors

  • Permanent contraception in human male is through

    A
    Diaphragm
    B
    Tubectomy
    C
    Vasectomy
    D
    pill.

  • The harmful chemical which is accumulating in human beings through food chain is :

    A
    benzenehexachloride
    B
    dichlorodiphenyltrichloroethane
    C
    chlorofluorocarbon
    D
    abscisic acid
    • PRADEEP-PHYSICAL WORLD AND MEASUREMENT-Fill in the blanks
    1. Science is ……. Which humans have gained through …………..

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    2. The sciences which deal with …….. Are called physical sciences.

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    3. The sciences which deal with …….. Are called ………….

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    4. Physics is a branch of ……….. Which deals with the study of ………….

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    5. Techonology is …………….. For……………

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    6. The principle used in optical fibre is

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    7. Radio and television are based on…………..

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    8. Magnetic confinement of plasma is the basis of ………..

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    9. Role of DNA in heredity is the basis of ………….

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    10. Computers are based on…………

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    11. The process of measurement is basically a ……………

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    12. A bigger unit is contained ………………….. Of times in the quantity.

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    13. Mass of a body is defined as the ………. Which can …………….

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    14. According to Einstein, time is …………….

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    15. The units of measurement of ……………….. And …………….. Are called …………….. .

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    16. The SI unit of luminous intensity is

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    17. One radian is the angle subtended at …………. By an arc ……………… .

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    18. One light year is ……………. In vacuum in…………….. .

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    19. The year in which there is total solar eclipes is called a …………….. .

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    20. An area of 10^4 m^2 is called ……………… .

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