Question No:1
Which element play important role in opening and closing of stomata?
[A] P
[B] N
[C] K
[D] Ca
Question No:2
In how many broad categories can the essential elements be grouped on the basis of their diverse function?
[A] 1
[B] 2
[C] 3
[D] 4
Question No:3
Which essential nutrient in plant is required in greatest amount?
[A] N
[B] P
[C] K
[D] Ca
Question No:4
Nitrogen is one of the major constituents of
[A] protein
[B] nucleic acid
[C] vitamins and hormones
[D] all
Question No:5
Select the incorrect match:
Element Absorbable form
[A] Nitrogen – NO–,NO–NH+
[B] Sulphur – S2-
[C] Iron – Fe3+ m, sup>
[D] Boron – BO33-, B4Of
Question No:6
Which is required for all phosphorylation reaction?
[A] N
[B] Ca
[C] P
[D] K
Question No:7
Which of the following is the function of potassium?
(1) Cation-anion balance in cell.
(2) Involved in protein synthesis.
(3) Activation of enzyme.
(4) Opening and closing of stomata.
(5) Maintenance of turgidity of cell.
[A] All except 1
[B] All except 1 and 2
[C] All except 3
[D] All
Question No:8
Which element is involved in the formation of mitotic spindle?
[A] N
[B] P
[C] Ca
[D] K
Question No:9
Following functions are related to which element mainly?
(1) Activate enzyme of photosynthesis and respiration.
(2) Involved in synthesis of DNA and RNA.
(3) Help to maintain structure of ribosome.
[A] Ca
[B] Mg
[C] S
[D] Fe
Question No:10
Which of the following group contains sulphur in all members?
[A] Thiamine, ferredoxin, aspartic acid
[B] Biotin, coenzyme A, methionine
[C] Methionine, proline, leucine
[D] DNA and RNA
Question No:11
Which of the following is true about iron?
[A] It is a constituent of ferredoxin and Cytochrome
[B] It activates catalase enzyme
[C] It is essential for formation of chlorophyll
[D] All
Question No:12
Which element is related to the splitting of water in light reaction of photosynthesis?
[A] Mn
[B] Mo
[C] Fe
[D] B
Question No:13
Match the column:
Column I— Column IIA. Zinc — 1) Needed for synthesis of Auxin
B. Copper – 2) Essential for water splitting reaction
C. Boron – 3)Pollen germination
D. Molybdenum — 4) Component of nitrate reductase
E. Chlorine – 5) Associated with enzyme involved in Redox reaction
[A] A-2,B-3,C-1,D-5,E-4
[B] A-1, B-2, C-3, D-4, E-5
[C] A-1,B-5,C-3,D-4,E-2
[D] A-5, B-4, C-3, D-2, E-1
Question No:14
Which element generally activates carboxylase enzyme?
[A] Mo
[B] Mn
[C] Mg
[D] Zn
Question No:15
Following functions are related to
(1) Uptake and utilization of calcium
(2) Carbohydrate translocation
(3) Cell elongation and maturation
(4) Membrane functioning
[A] Ca
[B] B
[C] Mo
[D] Zn
Mineral Nutrition Mock Exam-2
CategoriesNEET Biology