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level: Level 1

Questions and Answers List

level questions: Level 1

Question	Answer
in glycolysis, glucose molecule is converted into	pyruvic acid
which one of the following elements is not an essential micronutrient for plant growth	Ca
required for synthesis of mitotic spindle	calcium
required for absorption of calcium	boron
essential for constitution of nucleic acid	phosphorus
require for ionic balance	chlorine
required for activate repiratory enzyme	manganese
component of middle lamella	calcium
enzyme activator	zinc
component of ferredoxin	iron
in which of the following, all three are macronutrients	nitrogen, calcium and magnesium
mineral known to be required in large amounts for plant growth include	phosphorus, potassium, sulphur, calcium
constituent of biotin	sulphur
best defined function of manganese in green plants is	photolysis of water
readily immobilisation	potassium
which elements in plants is not remobilized	calcium
essential for protolysis of water	maganese
manganese is required in	photolysis of water during photosynthesis
boron in green plants assists in	sugar transport
passive absorption of minerals depend on	temperature
phosphorus and nitrogen ions generally get depleted in soil because they usually occur as	both positively and negatively charged but disproportionate mixture
which one is essential mineral, not constituent of any enzyme but stimulates the activity of many enzymes	K
the deficiencies of micronutrients, not only affects growth of plants but also vital functions such as photosynthetic and mitochondrial electron flow. among the list given below, which group of 3 elemnts shall affect most, both photosynthetically and mitochondrial electron transport	Cu, Mn, Fe
grey spots of oat are caused by deficiency of	Mn
the plants grown in magnesium-deficient but urea sprayed soil would show	yellowing of leaves
which of the following is not caused by deficiency of mineral nutrition	etiolation
mycorrhiza is a symbiotic relationship between roots of higher plants and	fungi
the first stable product of fixation of atmospheric nitrogen in leguminous plants is	ammonia
both photophosphorylation and oxidative phosphorylation involve uphill transport of	protons across the membrane
for its action nitrogenase requires	high input of energy
a procaryotic autothrophic nitrogen fixing symboint is found in	cycas
nitrifying bacteria	oxidises ammonia to nitrates
one of the free living, anaerobic nitrogen fixer is	rhodospirillum
symbiotic nitrogen fixer	frankia
a free living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is	anabenna
in plants insulin and raphides	reserved food material
which of the following is a free living aerobic nonphotosynthetic nitrogen-fixer	azotobacter