Mineral Nutrition – NEET MCQs Test # 04 3

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Chapter wise NEET Biology MCQs | NEET Mineral Nutrition (Class 11) Questions | Online MCQ Test No 04

Plant Nutrition (Mineral Nutrition in Plants) - MCQs Quiz - 4

Congratulations - you have completed Plant Nutrition (Mineral Nutrition in Plants) - MCQs Quiz - 4. You scored %%SCORE%% out of %%TOTAL%%. Your performance has been rated as %%RATING%%
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Question 1
Iron uptake is called active because
A
Ions move freely
B
Energy is expended
C
Ions are active
D
Ions move passively
Question 2
Little leaf is caused due to the deficiency of
A
Boron
B
Copper
C
Zinc
D
Phosphorus
Question 3
Main function of leghemoglobin is to
A
Promote oxygen availability to nodules
B
Generate atp for nitrogen fixation
C
Generate hydrogen ions for ammonia formation
D
Scavenge oxygen
Question 4
Mineral salts which are absorbed by the roots from soil are in the form of
A
Dilute solution
B
Very concentrated solution
C
Concentrated solution
D
Very dilute solution
Question 5
Most plants obtain their nitrogen from the soil in the form of
A
Nitric acid
B
Nitrates
C
Free nitrogen gas
D
Nitrogen oxide
Question 6
Nitrogen fixing bacteria were discovered by
A
Koch
B
Winogradsky
C
Pasteur
D
Lister
Question 7
Nitrogen is an important constituent of
A
Proteins
B
Lipids
C
Carbohydrates
D
Phospholipids
Question 8
Non-legume nitrogen fixing organisms belongs to genus
A
Rhizobium
B
Franken
C
Clostridium
D
Azotobacter
Question 9
NPK denotes
A
Nitrogen, Protein, Kinetin
B
Nitrogen, Protein, Potassium
C
Nitrogen, Potassium, kinetin
D
Nitrogen, Phosphorus, Potassium
Question 10
Obligate parasites are those organisms which
A
live only on living host
B
live only on dead and decaying organic matter
C
are essentially parasites but can also become saprophytes
D
are essentially saprophytes but can also become parasites
Question 11
One of the following is a nitrogen fixing enzyme
A
Urease
B
Arginase
C
Nitrate reductase
D
All of the above
Question 12
Phosphorus is a structural element in
A
Fat
B
Starch
C
Nucleotide
D
Carbohydrate
Question 13
Phytotron is meant for
A
Controlled humidity
B
Induction of mutations
C
Controlled irradiation
D
Growing plants under controlled environment
Question 14
Pigment leghemoglobin is present in roots of
A
Maize
B
Rice
C
Soybean
D
Potato
Question 15
Plants absorb mineral salts from the soil solution through
A
The cell wall which is semipermeable
B
Perforation at the apex of rot hair cells
C
A semipermeable membrane into the cytoplasm
D
None of these
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