Class 9 Biology · Chapter 9 · Test 1
Mineral Nutrition in Plants
25 MCQs • Mineral nutrition, macro- and micronutrients, their roles, and the importance of nitrogen and magnesium.
25 questions · 20 min · 25 marks
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Sample questions
The first 5 of 25. Try each one, then tap to see the answer.
Question 1
Which of the following plant nutrients is required in large amount?
- AIron
- BZinc
- CPotassium
- DBoron
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Answer: C
Potassium is listed among the macronutrients, which are minerals required in larger quantities.
Question 2
Which element is required by plants for the formation of chlorophyll?
- APhosphorus
- BCalcium
- CMagnesium
- DSulphur
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Answer: C
Magnesium is a component of chlorophyll.
Question 3
The minerals which are required by plants in larger quantities are called:
- AMicronutrients
- BMacronutrients
- CEnzymes
- DCoenzymes
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Answer: B
Minerals required in larger quantities are called macronutrients.
Question 4
The minerals which are required by plants in lower quantities are called:
- AMacronutrients
- BMicronutrients
- CProteins
- DVitamins
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Answer: B
Minerals required in lower quantities are called micronutrients.
Question 5
Which of the following is a macronutrient?
- AIron
- BBoron
- CPotassium
- DCopper
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Answer: C
Potassium is included in the list of macronutrients.
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