What type of long chain alcohol is esterified to plant chlorophyll molecules? Phytol Dolichol None of these Farnesol TRUE ANSWER : ? YOUR ANSWER : ?
In the presence of carbon monoxide, nitrogen fixation decreases inhibits increases none of these TRUE ANSWER : ? YOUR ANSWER : ?
Nitrosomonous and Nitrobacter obtain their carbon for growth from none of these organic compounds carbon dioxide elementary carbon TRUE ANSWER : ? YOUR ANSWER : ?
The chief source of nitrogen for green plants is ammonium salts low molecular weight- organic nitrogenous compound nitrates atmospheric nitrogen TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following aid plants in the acquisition of nitrogen from nitrogen gas of the atmosphere? Nematodes Bacteria Algae Moulds TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following molecule is produced from the fixation of CO2 in C4 plants? Oxaloacetate Malate Pyruvate Alpha-ketoglutarate TRUE ANSWER : ? YOUR ANSWER : ?
During nitrogen fixation the enzyme nitrogenase catalyse the reaction. The reaction is high energy demanding which require approximately 25 ATP 7 ATP 12 ATP 18 ATP TRUE ANSWER : ? YOUR ANSWER : ?
What is the metal ligand in chlorophylls? Copper (Cu) Manganese (Mn) Magnesium (Mg) Iron (Fe) TRUE ANSWER : ? YOUR ANSWER : ?
In the Calvin cycle of C3 plants, which molecule is the acceptor of CO2? Ribulose-l,5-diphosphate Erythrose-4-phosphate Ribose-5-phosphate Alpha-ketoglutarate TRUE ANSWER : ? YOUR ANSWER : ?
An organism that relies exclusively on pre-synthesized food molecules is photosynthetic prokaryotic autotrophic heterotrophic TRUE ANSWER : ? YOUR ANSWER : ?