Worksheetsminerals
Total questions: 10
Worksheet time: 5mins
_______ are the elements, without which, the plants will not be able to complete its life cycle.
Fertilizers
Microelements
Macroelements
Essential elements
One of the following is not a criterion for an element to be termed as “essential”
The element is not required for growth and development
The function of a particular element cannot be replaced with another
The element should be used in plant metabolism
None of the above
The idea that plants need essential minerals was first proposed by
Aristotle
Bernand Simpson
Arnon and Stout
Von Haier
_________ is a technique where the plants are grown with their roots suspended in the air.
Osmosis
Aerophytes
Aerosolization
Aeroponics
___________ is an important mineral nutrient
Hydrogen
Nitrogen
Oxygen
Carbon
___________ is not a trace element
Sodium
Boron
Carbon
Zinc
__________ is a trace element
Phosphorous
Carbon
Magnesium
Sodium
Deficiency of _________ causes the leaves to develop a dark green colouration
Phosphorous
Potassium
Sodium
None of the above
Deficiency of ________ causes chlorosis in older leaves
Calcium
Magnesium
Sodium
Nitrogen
A “wild type” organism that does not need any additional growth supplement is known as
Phenotype
Auxotroph
Autotroph
Prototroph
