Multiple Choice QuestionsThe main difference between white and yellow fibres is of
protein
colour of fibres
both (a) and (b)
none of the above
Lenticular transpiration takes place in
fruits
woody stems
leaves
all of these
B.
woody stems
Transpiration always occurs against the gravity. Transpiration involves mainly the xylem cells which become active during absorption process by the roots.
Lenticular transpiration is the type of transpiration which occurs through the small pores called as lenticels present in the bark.
Which of the following is not found in vertebrates
Bilateral symmetry
Gill opening
Body scales
Cnidoblasts
In which of the following process 36 ATP molecules are produced by per hexose molecule
Glycolysis
Krebs' cycle
Direct oxidation pathway
None of the above
Symbiotic bacteria present in intestine of most primates, which synthesize certain vitamins are
Entamoeba histolytic
Entamoeba coli
Entamoeba gingivali
None of the above
In which form CO2 is mostly carried by blood
bicarbonate
carbonic acid
Carbamino compound
Carboxyhaemoglobin
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