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Mineral Nutrition · Biology · NEET

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MCQ (Single Correct Answer)

NEET 2023 Manipur
Which of the following mineral ion is not remobilized in plants?
NEET 2023 Manipur
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NEET 2023
Which micronutrient is required for splitting of water molecule during photosynthesis?
NEET 2023
Match List I with List II: .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:solid;border-width:1px;font-famil...
NEET 2022 Phase 2
Which of the following protects nitrogenase inside the root nodule of a leguminous plant?
NEET 2022 Phase 1
Match List-I with List-II .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:solid;border-width:1px;font-family...
NEET 2022 Phase 1
Which one of the following produces nitrogen fixing nodules on the roots of Alnus?
NEET 2021
Match Column - I with Column - II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:solid;border-width:1px;fon...
NEET 2020 Phase 1
Match the following concerning essential elements and their functions in plants (a) Iron          &n...
NEET 2020 Phase 1
The product(s) of reaction catalyzed by nitrogenase in root nodules of leguminous plants is/are
NEET 2018
Which of the following elements is responsible for maintaining turgor in cells?
NEET 2018
In which of the following forms is iron absorbed by plants?
NEET 2016 Phase 2
Which is essential for the growth of root tip?
NEET 2016 Phase 1
In which of the following all three are macronutrients?
AIPMT 2015
The oxygen evolved during photosynthesis, comes from water molecules. Which one of the following pairs of elements is involved in this reaction?
AIPMT 2015
During biological nitrogen fixation, inactivation of nitrogenase by oxygen poisoning is prevented by
AIPMT 2015 Cancelled Paper
Minerals known to be required in large amounts for plant growth include
AIPMT 2014
Deficiency symptoms of nitrogen and potassium are visible first in
NEET 2013 (Karnataka)
Which two distinct microbial processes are responsible for the release of fixed nitrogen as dinitrogen gas (N2) to the atmosphere?
NEET 2013 (Karnataka)
Which of the following elements is a constituent of biotin?
NEET 2013 (Karnataka)
Specialized cells for fixing atmospheric nitrogen in Nostoc are
NEET 2013
The first stable product of fixaation of atmospheric nitrogen in leguminous plants is
AIPMT 2012 Mains
For its action, nitrogenase requires
AIPMT 2012 Prelims
Best defined function of manganese in green plants is
AIPMT 2012 Prelims
Which one of the following is correctly matched?
AIPMT 2011 Mains
Which one of the following is not an essential mineral element for plants while the remaining three are?
AIPMT 2011 Prelims
Which one of the following elements in plants is not remobilised?
AIPMT 2011 Prelims
The function of leghaemoglobin in the root nodules of legumes is
AIPMT 2011 Prelims
Nitrifying bacteria
AIPMT 2011 Prelims
Which one of the following helps in absorption of phosphorus from soil by plants?
AIPMT 2010 Mains
Leguminous plants are able to fix atmospheric nitrogen through the process of symbiotic nitrogen through the process of symbiotic nitrogen fixation. w...
AIPMT 2010 Mains
Study the cycle shown below and select the option which gives correct words for all the four blanks A, B, C and D. ...
AIPMT 2010 Prelims
Which one of the following is not a micronutrient?
AIPMT 2010 Prelims
An element playing important role in nitrogen fixation is
AIPMT 2009
Manganese is required in
AIPMT 2007
Which one of the following elements is not an essential micronutrient for plant growth?
AIPMT 2007
A plant requires magnesium for
AIPMT 2006
Sulphur is an important nutrient for optimum growth and productivity in
AIPMT 2005
The deficiencies of micronutrients, not only affects growth of plants but also vital functions such as photosynthetic and mitochondrial electron flow....
AIPMT 2004
If by radiation all nitrogenase enzyme are inactivated, then there will be no
AIPMT 2003
Boron in green plants assists in
AIPMT 2003
Gray spots of oat are caused by deficiency of
AIPMT 2002
Choose the correct match. Bladderwort, sundew, Venus flytrap
AIPMT 2001
Roots of which plant contains a red pigment which have affinity for oxygen?
AIPMT 2001
Which aquatic fern performs nitrogen fixation?
AIPMT 2000
Mg is a component of
AIPMT 2000
When the plants are grown in magnesium deficient but urea rich soil, the symptoms expressed are
AIPMT 2000
Plants take zinc in the form of
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