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Mineral Nutrition MCQ Questions & Answers in Botany | Biology
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Biology
Botany
Mineral Nutrition
61.
Thiobacillus is a group of bacteria helpful in carrying out:
A
Nitrogen fixation
B
Chemoautotrophic fixation
C
Nitrification
D
Denitrification
Answer :
Denitrification
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62.
Which of the following is a symbiotic nitroger fixer?
A
Azotobacter
B
Frankia
C
Azolla
D
Glomus
Answer :
Frankia
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63.
Which drug inhibit heart beat
A
Quinine
B
Ajmaline
C
Quinidine
D
Reserpine
Answer :
Quinidine
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64.
By which medicine possibility of abortion can be prevented
A
Pinine
B
Quinine
C
Reserpine
D
Morphine
Answer :
Morphine
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65.
Rauwolfine medicine is obtained from which part of the plant
A
Stem
B
Root
C
Fruit
D
Leaf
Answer :
Root
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66.
Which one of the following scientists used the nutrient culture solution in hydroponic cultures
A
Sachs
B
Webster
C
Wallace
D
Knop
Answer :
Knop
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67.
Passive absorption of minerals depend on
A
temperature
B
temperature and metabolic inhibitor
C
metabolic inhibitor
D
humidity
Answer :
temperature
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68.
Cultivation by sand culture is also called
A
Soilless cultivation
B
Green house effect
C
Photorespiration
D
None of the above
Answer :
Soilless cultivation
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69.
Which plant part of Papaver somniferum yields opium
A
Seedlings
B
Dried leaves
C
Unripe fruits
D
Ripe fruits
Answer :
Unripe fruits
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70.
Best defined function of Manganese in green plants is :
A
Photolysis of water
B
Calvin cycle
C
Nitrogen fixation
D
Water absorption
Answer :
Photolysis of water
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Practice More MCQ Question on
Biology
Section
Botany
The Living World
Biological Classification
Plant Kingdom
Morphology of Flowering Plants
Anatomy of Flowering Plants
Cell: The Unit of Life
Cell Cycle and Cell Divison
Transport in Plants
Mineral Nutrition
Photosynthesis in Higher Plants
Respiration in Plants
Plant Growth and Development
Reproduction in Organisms
Sexual Reproduction in Flowering Plants
Principles of Inheritance and Variation
Molecular Basis of Inheritance
Strategies for Enhancement in Food Production
Microbes in Human Welfare
Organisms and Populations
Ecosystem
Biodiversity and Conservation
Environmental Issues
Botany Miscellaneous
Zoology
Animal Kingdom
Structural Organisation in Animals
Biomolecules
Digestion and Absorption
Breathing and Exchange of Gases
Body Fluids and Circulation
Excretory Products and Their Elimination
Locomotion and Movement
Neural Control and Coordination
Chemical Coordination and Integration
Human Reproduction
Reproductive Health
Evolution
Human Health and Diseases
Biotechnology: Principles and Processes
Biotechnology and its Applications
Zoology Miscellaneous
