Sexual Reproduction in Flowering Plants
Jharkhand Board · Class 12 · Biology
Flashcards for Sexual Reproduction in Flowering Plants — Jharkhand Board Class 12 Biology. Quick Q&A cards covering key concepts, definitions, and formulas.
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See them allWhat are the two main reproductive parts of a flower and what do they represent?
Answer
The two main reproductive parts of a flower are: 1. Androecium - consists of stamens, represents the male reproductive organ 2. Gynoecium - consists of pistils, represents the female reproductive orga…
What are the two main reproductive parts of a flower and what do they represent?
Answer
The two main reproductive parts of a flower are: 1. Androecium - consists of stamens, represents the male reproductive organ 2. Gynoecium - consists of pistils, represents the female reproductive orga…
Describe the structure of a typical anther and explain the term 'dithecous'.
Answer
A typical angiosperm anther is: - Bilobed (two lobes) - Dithecous (each lobe has two theca) - Contains four microsporangia located at corners - Has a longitudinal groove separating the theca - Microsp…
Describe the structure of a typical anther and explain the term 'dithecous'.
Answer
A typical angiosperm anther is: - Bilobed (two lobes) - Dithecous (each lobe has two theca) - Contains four microsporangia located at corners - Has a longitudinal groove separating the theca - Microsp…
What are the four wall layers of a microsporangium and their functions?
Answer
The four wall layers of microsporangium from outside to inside are: 1. Epidermis - outermost protective layer 2. Endothecium - helps in dehiscence of anther 3. Middle layers - protective function 4. T…
What are the four wall layers of a microsporangium and their functions?
Answer
The four wall layers of microsporangium from outside to inside are: 1. Epidermis - outermost protective layer 2. Endothecium - helps in dehiscence of anther 3. Middle layers - protective function 4. T…
Define microsporogenesis and explain the ploidy changes involved.
Answer
Microsporogenesis is the process of formation of microspores from pollen mother cells (PMC) through meiosis. Process: - Diploid PMC undergoes meiotic division - Forms four haploid microspores arrange…
Define microsporogenesis and explain the ploidy changes involved.
Answer
Microsporogenesis is the process of formation of microspores from pollen mother cells (PMC) through meiosis. Process: - Diploid PMC undergoes meiotic division - Forms four haploid microspores arrange…
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