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प्रश्न
Select the correct name from the choices given below for the following case.
The scientist who formulated the Periodic Table.
पर्याय
John Dalton
Daniel Rutherford
Demitri Mendeleev
उत्तर
Demitri Mendeleev
संबंधित प्रश्न
___________ deals with the study of matter and the changes it undergoes.
Write True or False against the following statement.
Enzymes secreted by our body are chemicals:
Match the following scientists in column A with their discoveries or contributions in column B.
| Column A | Column B | ||
| (a) | Marie Curie | (i) | Safety Lamp |
| (b) | John dalton | (ii) | Helium |
| (c) | William Ramsey | (iii) | Nobel Prize Winner (two times) |
| (d) | Sir Humphry Davy | (iv) | Atomic Theory |
State what is Science and give the basic bifurcation of Science with reasons.
State the functions of the following basic glass apparatus:
Hard glass boiling tube
Select the correct name from the choices given below for the following case.
The branch of Science which deals with the different forms of energy e.g. light and sound.
Select the correct name from the choices given below for the following case.
The branch of Chemistry which includes a study of specific carbon compounds – built up mainly carbon and hydrogen.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A glass apparatus resistant to chemicals, made of pyrex, and used for heating specific liquids.
Give reasons for the following
Alchemy was considered a pseudoscience.
A philosopher’s stone is not exactly a stone.
