The transitional zone or junction between two distinct biological communities or ecosystems is called an
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A highly toxic secondary air pollutant formed in photochemical smog isफोटोकेमिकल स्मॉग में बनने वाला एक अत्यधिक विषैला द्वितीयक वायु प्रदूषक है
PAN (Peroxyacetyl nitrate)
पैन (Peroxyacetyl nitrate - PAN)
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Waste materials that can be easily broken down by the action of microorganisms are called
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Toxins that are structural components of the outer membrane of Gram-negative bacteria (Lipopolysaccharides) are
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Q8. What is meant by the term ‘species’? Discuss its meaning in higher plants and animals and in bacteria.
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The highly lethal neurotoxin produced by Clostridium botulinum bacteria is
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A weakened or inactivated toxin used to produce a vaccine (e.g., Tetanus vaccine) is a
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The mathematical or graphical relationship between the amount of toxicant and the intensity of the effect is the
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The international treaty signed in 1987 to phase out ozone-depleting substances is the
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