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NEET • BIOLOGY • PLANT GROWTH AND DEVELOPMENT
Plant growth and development practice · Easy
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The study of different aspects or appearance of plants in different seasons of the year is called
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Correct option: C
Phenology
Option C (Phenology) is correct because phenology is the study of periodic plant and animal life cycle events and how these are influenced by seasonal and interannual variations in climate.
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Understanding
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Growth by cell division occurs in plants and in animals
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Correct option: A
Continuously, only up to a certain age
Option A (Continuously, only up to a certain age) is correct because cell division occurs continuously in plants but only up to a certain age in animals.
63
Easy
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Remembering
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In geometrical growth, lag phase is represented by
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Correct option: C
Initial slow growth
Option C (Initial slow growth) is correct because the lag phase in geometrical growth is characterized by a slow initial increase in population size.
64
Easy
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Remembering
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Plasticity exhibited by Delphinium is called
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Correct option: B
Developmental heterophylly
Option C (Ecological heterophylly) is the correct answer. Plasticity exhibited by Delphinium is called Ecological heterophylly.
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Understanding
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Which one is an example of redifferentiation?
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Correct option: B
Secondary cortex
Option B (Secondary cortex) is correct because secondary cortex is formed from dedifferentiated cells that have regained the ability to divide, representing redifferentiation.
Revision notes and key takeaways
Review PLANT GROWTH AND DEVELOPMENT in your textbook or class notes, then use this set to check your understanding.
Showing 61-65 of 65 questions