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[A] Water < Acetic acid < Hydrochloric acid
[A] Hydrogen gas and iron chloride are produced.
[C] A pair of kidneys, a pair of ureters, a urinary bladder and a urethra
[D] A colourless and odourless gas is evolved
Nerve cells.
Mycoplasmas. Its size is 0.1m.
Single celled organism are called unicellular organism.
The micro-organism can be seen by using microscope.
Which of the following gives the correct increasing order of acidic strength?
[A] Water < Acetic acid < Hydrochloric acid
[A] Water < Acetic acid < Hydrochloric acid
See lessWhat happens when dilute hydrochloric acid is added to iron filings? Choose the correct answer.
[A] Hydrogen gas and iron chloride are produced.
[A] Hydrogen gas and iron chloride are produced.
See lessThe excretory system of human beings includes
[C] A pair of kidneys, a pair of ureters, a urinary bladder and a urethra
[C] A pair of kidneys, a pair of ureters, a urinary bladder and a urethra
See lessDilute hydrochloric acid is added to granulated zinc taken in a test tube. The following observation are recorded. Point out the correct observation:
[D] A colourless and odourless gas is evolved
[D] A colourless and odourless gas is evolved
See lessName the cells which are long and branched.
Nerve cells.
Nerve cells.
See lessName the organisms having smallest cell. What is its size?
Mycoplasmas. Its size is 0.1m.
Mycoplasmas. Its size is 0.1m.
See lessWhat are unicellular organism?
Single celled organism are called unicellular organism.
Single celled organism are called unicellular organism.
See lessWhat is used to see micro-organism?
The micro-organism can be seen by using microscope.
The micro-organism can be seen by using microscope.
See less