Plant Growth and Mineral Nutrition — Practice Quiz
Maharashtra Board · Class 12 · Biology
Try a 4-question quiz on Plant Growth and Mineral Nutrition for Maharashtra Board Class 12 Biology: tap an answer to check it and see why.
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Quick Quiz: Plant Growth and Mineral Nutrition
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Which type of meristem is responsible for increase in girth of stem in dicotyledons?
In which phase of growth does maximum cell enlargement occur?
Which plant hormone is known as the 'stress hormone'?
What is the mathematical expression for arithmetic growth?
Sample Questions
Which of the following are characteristics of short day plants?
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Require long uninterrupted dark period, Flower during winter, Also called long night plants, Examples are tobacco and dahlia
Short day plants need long dark periods, flower in winter/late summer, are called long night plants, and include tobacco, dahlia, etc. Wheat and radish are long day plants.
Vernalization refers to:
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Effect of low temperature on flowering
Vernalization is the acceleration of flowering ability by chilling treatment at 1-6°C for 1-1.5 months.
Which mineral element is a constituent of chlorophyll?
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Magnesium
Magnesium is the central atom in the chlorophyll molecule and is essential for photosynthesis.
The first plant hormone to be discovered was:
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Auxin
Auxin was the first plant hormone discovered, originally studied by Charles Darwin and later isolated by F.W. Went.
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