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प्रश्न
What is science?
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उत्तर १
Science is the systematic effort by human beings to control nature through experiments and observation for their own use.
उत्तर २
Science is the systematic ongoing effort by human beings to study understand and utilize nature for meaningful purposes. This understanding is slowly developed by careful observations and experiments.
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संबंधित प्रश्न
Match the following words in column A with those in column B:
| Column A | Column B | ||
| (a) | Clothing | (i) | toothpaste, cosmetics |
| (b) | Green Revolution | (ii) | nylon, wool |
| (c) | Building Material | (iii) | agriculture |
| (d) | Commodities of daily | (iv) | mortar, cement |
State what is Science and give the basic bifurcation of Science with reasons.
State the functions of the following basic glass apparatus:
Beaker
State the function of
The clamp mounted on the rod of a retort stand
State the method used for collecting the following gas-
Ammonia – a gas highly soluble in water and lighter than air
Select the correct name from the choices given below for the following case.
A Medicine to treat pain, fever & inflammation.
Select the correct name from the choices given below for the following case.
A chemical used as a preservative for jams, pickles, etc.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A glass apparatus that measures liquid by sucking the liquid at one end up to the marked level and later pouring it out.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A modern apparatus with an air regulator, used for heating purposes.
A philosopher’s stone is not exactly a stone.
