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Published on: 11/11/2020
11th Standard Botany - Mineral Nutrition English Medium Free Online Test One Mark Questions 2020 - 2021
Download Tamil Nadu 11th Standard Biology question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Biology Test1.
A free living anaerobic Nitrogen fixing bacteria __________
Azolla
Klebsiella
Clostridium
Frankia
2.
Coralloid Roots are seen in ____________
Cycas
Legume
Alnus
Lichens
3.
___________ is a mineral needed for binding of Ribosomal subunits.
Manganese
Magnesium
Zinc
Molybdenum
4.
________ is not a structural component mineral
Carbon
Nitrogen
Oxygen
Magnesium
5.
Minerals that play an important role for activation of enzymes involved in respiration.
Sulphur and Calcium
Calcium and Potassium
Nitrogen and Molybdenum
Magnesium and Manganese
6.
Which group of plants can grow in nitrogen deficient soil?
Lichen
Gymnosperms
Bryophytes
Insectivorous plants
7.
Roots of which plant contain a red pigment Which have affinity for oxygen?
Carrot
Soybean
Mustard
Radish
8.
Which chelating agent found in soil are produced by bacteria?
Siderophores
EDTA
Auxin
Leghaemoglobip
9.
Identify the correct statement
i. Sulphur is essential for amino acids Cystine and Methionine
ii. Low level of N, K, S and Mo affect the cell division
iii. Non-leguminous plant Alnus which contain bacterium Frankia
iv. Denitrification carried out by nitrosomonas and nitrobacter.
I, II are correct
I, II, III are correct
I only correct
all are correct
10.
Identify correct match.
| 1. Die back disease of citrus | (i) Mo |
| 2. Whip tail disease | (ii) Zn |
| 3. Brown heart of turnip | (iii) Cu |
| 4. Little leaf | (iv) B |
1(iii) 2 (ii) 3 (iv) 4 (i)
1 (iii) 2 (i) 3 (iv) 4 (ii)
1 (i) 2 (iii) 3 (ii) 4 (iv)
1 (iii) 2 (iv) 3 (ii) 4 (i)
1.
(c)
Clostridium
2.
(a)
Cycas
3.
(b)
Magnesium
4.
(d)
Magnesium
5.
(d)
Magnesium and Manganese
6.
(d)
Insectivorous plants
7.
(b)
Soybean
8.
(a)
Siderophores
9.
(b)
I, II, III are correct
10.
(b)
1 (iii) 2 (i) 3 (iv) 4 (ii)
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Tamilnadu Stateboard 11th Standard Subjects
Maths
Commerce
Economics
Biology
Business Maths and Statistics
Accountancy
Computer Science
Physics
Chemistry
Maths
Biology
Economics
Physics
Chemistry
History
Business Maths and Statistics
Computer Science
Accountancy
Computer Applications
History
Computer Technology
Commerce
Computer Applications
Computer Technology
Tamil
English
French
Tamilnadu Stateboard Standards
