Solve your IGNOU Doubts
Solve your IGNOU Doubts
Question:

Describe the role that macro and micro nutrients play in the growth and development of plants. Describe the deficiency symptoms of various elements in plants

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Question:

What are photosynthetic and non-photosynthetic pigments? Discuss their distribution and role in Plant Kingdom

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Question:

Describe the biochemistry of ammonia assimilation in plants.

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Question:

How enzyme activity gets altered by inhibitors? Explain.

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Question:

Describe ABA signaling model to explain stomatal movements with the help of well labelled diagram.

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Question:

Fluorescence

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Question:

Heterocyst

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Question:

Holozyme

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Question:

Holochrome

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Question:

Matric potential

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Question:

Enlist the categories of xerophytes. Describe the morphological and anatomical adaptations found in xerophytes.

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Question:

Compare the structures of primary and secondary root.

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Question:

Describe the structure of embryo sac with the help of a well labelled diagram.

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Question:

Calyx and Corolla 

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Question:

Dicotyledonous and Monocotyledonous embryo

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Question:

Amoeboid and Secretory tapetum

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Question:

Glandular and Non-glandular trichomes

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Question:

Dicot root and Monocot root

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Question:

Describe any three types of specialized epidermal cells with the help of a well labelled diagram.

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Question:

Describe three main types of endosperms recognized in angiosperms on the basis of their mode of development. Support your answer with the help of well labelled diagram showing the different stages of the development of endosperm in each types. 

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