biofertilizer - Category wise Question and Answer Practice Test with Solutions
biofertilizer PRACTICE TEST [1 - EXERCISES]
set 1
Question : 1 [UPPCS (Mains) 2012]
Which of the following microorganisms are used as biofertilizer?
a) Virus
b) Cyanobacteria
c) Protozoa
d) None of the above
Answer »Answer: (b)
Question : 2 [UPPCS (Pre) 1999]
2, 4-D is
a) A fungicide
b) An insecticide
c) An explosive
d) A herbicide
Answer »Answer: (d)
Question : 3 [UPPCS (Pre) 2017]
Which one of the following is not correctly matched? Nitrogen fixing Crop agent
a) Azotobacter - Wheat
b) Blue-green algae - Paddy
c) Rhizobium - Pea Leguminisarum
d) Azolla – Maize
Answer »Answer: (d)
Question : 4 [UPPCS (Pre) 2006]
Which bacteria is responsible for nitrogen fixation in soyabean?
a) Rhizobium fajioleai
b) Rhizobium leguminosarum
c) Rhizobium japonicum
d) Rhizobium traitolai
Answer »Answer: (c)
Question : 5 [UPPCS (Mains) 2011]
Azolla is often used as biofertilizer because it is associated with
a) Fungus
b) Blue-green algae
c) Red algae
d) Moss
Answer »Answer: (b)
IMPORTANT general science mcq EXERCISES
general science mcq CATEGORIES
-
» Measurement And SI Units
-
» Measuring Devices And Scales
-
» Mechanics (Mass, Force, Acceleration, Work, Energy, Momentum, Velocity)
-
» Force Of Gravity, Solids And Fluids
-
» Motion Under Gravity
-
» Physical Properties Of Materials
-
» Light, Heat, Thermodynamics, Wave Motion, Sound, Optics & Oscillations
-
» Electric Current And Magnetism
-
» Nuclear Physics And Conductivity
-
» Modern And Space Physics, Sources Of Energy
-
» General Concepts Of Chemistry
-
» Nature Of Matter And Composition
-
» Atomic Structure Molecules And Nuclear Chemistry
-
» Classification Of Elements, Chemical Bonding, Periodicity In Properties & Physical Transformation
-
» Metals, Non Metals, Minerals, Ores, Properties, Uses
-
» Alloys, Carbon & Its Various Forms, Hydrogen & Compounds, Sulphur, Nitrogen, Halogen & Inert Gases
-
» Acids, Bases, Salts And Metals
-
» Hydrocarbon, Alcohol, Polymer, Organic Acid And Explosive Substance
-
» Fuel, Food Preservation, Nutrition, Medicine, Detergents And Fertilizers
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» Inorganic Chemistry
-
» Organic Chemistry
-
» Environmental Chemistry
-
» Some Important Man Made Materials
-
» Sub Divisions Of Biology
-
» Genetics, Evolution Of Life & Ecological Biodiversity
-
» Taxonomy
-
» Heredity
-
» Biofertilizer
-
» Biological Classification Cell Tissues And Division
-
» Human Anatomy
-
» Blood Transport System
-
» Digestion And Excretion
-
» Photosynthesis
-
» Vitamins, Nutrition, Health, Disease And Treatment
-
» Endocrine Glands, Hormones
-
» Physiology Of Plants, Humans And Animals
-
» Reproduction
-
» Genetic Engineering And Bio Technology
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