Related Questions

Methane is a colourless, odourless, non-toxic but flammable gas. What is its common name?
A Blue vitriol
B Laughing gas
C Heating gas
D Marsh gas
Highly toxic gas which causes headache, visual difficulty, paralysis and even death is
A CO2
B O3
C CO
D All of these
What was the element used in traditional thermometers which is highly toxic in nature?
A Carbon
B Mercury
C Arsenic
D Cadmium
Study of the effects of toxic chemical substance on animal and plant is
A Toxicology
B Microbiology
C Limnology
D None of these
Which of the following gases is most toxic ?
A Carbon dioxide
B Carbon monoxide
C Sulphur dioxide
D Chlorine
Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage?
A Smog & ozone
B Hydrogen fluoride & nitrogen oxides
C Sulphur dioxide & spray of weed killers
D Carbon monoxide
Which of the toxic heavy metals is found in modern tannery industries ?
A Nickel
B Zinc
C Chromium
D Lead
RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically
A Cyclo trimethylene trinitramine
B Trinitro resorcinol
C Cyclo tetramethylene tetranitramine
D Trinitro benzene
Identify the metal which is non toxic in nature.
A Chromium
B Gold
C Cadmium
D Cobalt
TOXIC: HARMFUL
A Iron : Useful
B Police : Awful
C Gay: Cheerful
D Cruel : Joyful

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