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Neet Botany Mineral Nutrition Mcq
Quiz 6
Solution
Q.1.
Where do bacteroides occur .... [MPPMT 2010]
0%
a) Leaves
100%
b) Root nodules
0%
c) Stem
0%
d) Flower
Q.2.
Plants growing in urea sprayed but Mg deficient soil will show ... .... [ CBSE 2000 ]
0%
a) Deep green foliage
33%
b) Early flowering
67%
c) Yellowing leaves
0%
d) Loss of pigmentation in petals
Q.3.
Primary and secondary active transports, both ... ... [ WB. 2008]
0%
a) Generated ATP
0%
b) Use ATP
67%
c) Can move solutes against their concentration gradients
33%
d) Include passive movement of glucose molecule
Q.4.
Microelement required for synthesis of IAA is also a cofactor for enzyme ... ... [ EAMCET 2002]
67%
a) Nitrogenase
0%
b) Catalase
0%
c) PEP carboxylase
33%
d) Carbonic anhydrase
Q.5.
Necrosis of tissue, particularly leaf tissue is due to deficiency of .... ...[ DPMT 2011]
33%
a) N, K, Mg, Fe, Mn, Zn, and Mo
33%
b) Ca, Mg, Cu, S, Mo and K
33%
c) N, K nad S
0%
d) N, K, Mg and Fe
Q.6.
Passage of minerals from top soil to subsoil through seepage of water is known as .... ... [ AIIMS 1990]
33%
a) Leaching
33%
b) Percolation
33%
c) Conduction
0%
d) transpiration
Q.7.
Conversion of ammonia to nitrite by microbe is ... .... [ Wardha 2003]
67%
a) Nitrification
33%
b) Nitrogen fixation
0%
c) Eutrophication
0%
d) Denitrification
Q.8.
Which is the role of molybdenum ... ..... [ JIPMER 2002]
67%
a) Nitrogen fixation
0%
b) Flower induction
0%
c) Chromosome contraction
33%
d) Carbon assimilation
Q.9.
Leghaemoglobin functions as .... ... [ AFMC 2011]
100%
a) Oxygen scavenger
0%
b)Nitrogen scavenger
0%
c) CO2 scavenger
0%
d) Hydrogen carrier
Q.10.
Yield of Rice is enhanced by ... ..... [ BHU 2006]
33%
a) Azolla
0%
b) Anabaena
33%
c) Nostoc
33%
d) Clostridium
Q.11.
Simultaneous movement of two molecules across a membrane in the same direction is known as .... ...[ DPMT 2010]
0%
a) Antiport
0%
b) Uniport
100%
c) Symport
0%
d) Biport
Q.12.
ATP molecules combine with carries molecules and allow passage of substances ... ... [ Pb. PMT 2000 ]
33%
a) Along concentration gradient
67%
b) Against concentration gradient
0%
c) Both a and b
0%
d) ATP is not required
Q.13.
Magnesium is required for ... .....
0%
a) DNA replication
0%
b) RNA synthesis
0%
c) Stomatal movements
100%
d) Synthesis of chlorophyll
Q.14.
Element essential for photolysis of water is .... .... [ MPPMT 1997]
33%
a) Nitrogen
33%
b) Oxygen
33%
c) Chlorine
0%
d) Carbon
Q.15.
An element playing important role in nitrogen fixation is .... .... [ CBSE 2010]
0%
a) Copper
33%
b) Manganese
0%
c) Zinc
67%
d) Molybdenum
Q.16.
Scientist credited with development of formula for balanced solution of mineral elements is ... .... [ MPPMT 1990]
67%
a) Knop
33%
b) Went
0%
c) Hill
0%
d) Emerson
Q.17.
All the nitrogenase enzyme has been inactivated by radiation. there will be no .... .... [ CBSE 2004]
50%
a) Fixation of atmospheric nitrogen
50%
b) Fixation of nitrogen by legumes
0%
c) Conversion of nitrate to nitrite in legumes
0%
d) Conversion of ammonia to nitrate in soil
Q.18.
What is required for nitrogen fixation by Rhizobium .... ... [ MHTCET 2011]
100%
a) CO2
0%
b) O2
0%
c) Heterocyst
0%
d) Potassium
Q.19.
Match the columns .. ... [ kerala 2008]
a) Calcium
Chlorotic veins
b) Potassium
Delayed germination of seeds
c) Zinc
Necrosis of young leaves
d) Iron
Scorched leaf tip
e) Phosphorus
Malformed leaves
50%
a) a -3 , b - 1, c - 5, d - 2, e - 4
0%
b) a - 1, b - 4, c - 5, d - 3, e - 2
50%
c) a - 2, b - 3, c - 4, d - 1, e - 5
0%
d) a - 3, b - 4, c - 5, d - 1, e - 2
Q.20.
Which one helps in absorption of phosphorus from soil by plants ... .... [ CBSE 2011]
0%
a) Frankia
50%
b) Anabaena
50%
c) Glomus
0%
d) Rhizobium
Q.21.
For its activity nitrogenase requires .... ... [ CBSE 2012]
50%
a) High input of energy
0%
b) Light
0%
c) Mn2+
50%
d) Super oxygen radicals
Q.22.
Plant require Fe and Mg for ... ... [ JIPMER 1997]
100%
a) Synthesis of chlorophyll
0%
b) opening and closing of stomata
0%
c) Energy transfer during photosynthesis and respiration
0%
d) translocation of carbohydrate
Q.23.
Component of nitrogenase and nitrate reductase is ... ... [ BHU 2012]
0%
a) N
50%
b) Mo
0%
c) Co
50%
d) No specific component
Q.24.
Sink is related to ... ... [ MPPMT 1997]
0%
a) Phytochrome
0%
b) Enzymes
0%
c) Stomata
100%
d) Transport of minerals
Q.25.
Which is a free living nitrogen fixing bacterium .... ... [ MPPMT 2012]
0%
a) Pseudomonas
50%
b) Azotobacter
0%
c) Nitrosomonas
50%
d) Rhizobium
Q.26.
ions are absorbed by the plants through .... ... [ RPMT 1992]
0%
a) Molecular diffusion
50%
b) Carriers and pumps
0%
c) Difference in water potential
50%
d) Difference in D.P.D.
Q.27.
Nitrogen is not a constituent of ... ...[ CBSE 2003]
0%
a) Invertase
0%
b) Pepsin
50%
c) Bacteriochlorophyll
50%
d) Idioblast
Q.28.
Hydroponics is ... .... [ AIIMS 2001]
0%
a) Growing of aquatic plants
0%
b) Growing of floating aquatic plants
100%
c) Soil-less cultivation of plants
0%
d) Growing of plants inside water
Q.29.
Mineral requirement is studied through hydroponics which is related to growing plants in ... .... [ AMU 2002]
50%
a) Soil
0%
b) Air
50%
c) Solution
0%
d) Ponds
Q.30.
Chief sink of mineral elements is .... ..... [ RPMT 2011]
0%
a) Bark
0%
b) Ripe fruits
100%
c) Senescent leaves
0%
d) Lateral meristems
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