Gradual but steady origin of plant community takes place due to the phenomena of
A. Migration and invasion
B. Colonisation, ecesis and aggregation
C. Competition and reaction
D. All of the above
Answer: Option D
A. Migration and invasion
B. Colonisation, ecesis and aggregation
C. Competition and reaction
D. All of the above
Answer: Option D
A. Cinnamomum - Amoora association
B. Bischofia - Dillenia association
C. Shorea - Lagerstroemia association
D. Mesua - Michelia association
Which of the following react with haemoglobin, forming methemoglobin which will not take up oxygen?
A. Nitrates
B. Nitrites
C. Carbides
D. Oxides
Internally, hydathode shows a group of loosely arranged parenchymatous cells called as
A. Epiderm
B. Epithelium
C. Ampithecium
D. Epithem
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