Which of the following element is responsible for Minamata disease?
Hg
Pb
Cd
Fe
A.
Hg
Minamata disease is caused due to mercury. It is a disease of the central nervous system (CNS). It occurs due to poisoning caused by long- term consumption, in large amounts, of fish and shellfish from Minamata Bay. Mercury, is changed to water soluble dimethyl, mercury, which undergoes biomagnification. This disease is characterized by diarrhoea, haemolysis, impairment of various senses numbness of lips tongue, limbs etc.
Plants purify air by which process?
Photorespiration
Photosynthesis
Photophosphorylation
Transpiration
One of the characteristic of sieve tube is
it is a part of phloem
function is transport of inorganic solutes
it is dead cell
sieve plate is not present
Which one of the following statement correctly define the term homonym?
Identical name of two different taxon
Two or more names belonging to the same taxon
When species name repeats the generic name
Other name of a taxon given in a language other than the language of zoological/ botanical nomenclature
The Gram (-) bacteria detect and respond to the chemicals in their surroundings by
muramic acid
lipopolysaccharide
volutin granules
porin
Mesoglia is seen in between
ectoderm and endoderm
ectoderm and mesoderm
mesoderm and endoderm
just below mesoderm