NEET Biology - New - Mineral Nutrition

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Question - 1

Which of the following element is responsible for maintaining turgor in cells:

  • A Potassium
  • B Sodium
  • C Magnesium
  • D Calcium

Question - 2

In which of the following forms is iron absorbed by plants?

  • A Free element
  • B Ferrous
  • C Ferric
  • D Both Ferric and Ferrous

Question - 3

Which is essential for the growth of root tip?

  • A Fe
  • B Ca
  • C Mn
  • D Zn

Question - 4

In which of the following all three are macronutrients ?

  • A Boron, Zinc, Manganese
  • B Iron, Copper, molybednum
  • C Molybdenum, magnesium, magnanese
  • D Nitrogen, nickel, phosphorus

Question - 5

Deficiency symptom of nitrogen and potassium are visible first in:

  • A Buds
  • B Roots
  • C Senescent leaves
  • D Young leaves

Question - 6

Which one of the following is not an essential minerals element for plants while the remaining three are?

  • A Iron
  • B Manganese
  • C Cadmium
  • D Phosphorus

Question - 7

Which of the following elements in plants is not immobilized?

  • A Sulphur
  • B Phosphorus
  • C Calcium
  • D Potassium

Question - 8

Which of the following is not a micronutrient:

  • A Boron
  • B Molybdenum
  • C Magnesium
  • D Zinc

Question - 9

Manganese is required in :

  • A Plant cell wall formation
  • B Photolysis of water during photosynthesis
  • C Chlorophyll synthesis
  • D Nucleic acid synthesis

Question - 10

Select the mismatch

  • A Frankia - Alnus
  • B Rhodospirillum - Mycorrhiza
  • C Anabaena - Nitrogen Fixer
  • D Rhizobium -Alfalafa