Biology

Minerals and Nutrients

849 Questions

Review essential biology concepts regarding minerals and nutrients in this question bank. It covers trace elements required by plants and minerals crucial for human blood and bone formation. These facts frequently appear in general science exams.

Essential plant micronutrientsChlorophyll synthesis elementsHuman blood and bone mineralsTrace elements in physiology

Minerals and Nutrients Questions

Multiple choice

Which of these is a trace element required for plant growth?

  1. Carbon

  2. Potassium

  3. Sulphur

  4. Boron
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The chemicals required in smaller quantities are called minor nutrients or trace elements. Among the trace elements are boron, manganese, copper, iron and zinc. Boron is essential for the growth of higher plants. 

Multiple choice

Complete fertilisers provide important elements to the plants. These elements are

  1. microelements

  2. macroelements

  3. critical elements

  4. framework elements
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Plants require 16 essential elements. Essential means that these nutrients must be present for proper crop development. If not available, the plant will eventually die. Not all elements are essential. Flouride and iodine, for example, are two chemical elements which have no value for plant growth.