The only absolute deserts, where little or no rain ever falls, are those of
A. Tibet and Bolivia
B. Western North America
C. Northern Chile and the central Sahara
D. California and Arizona
Answer: Option C
A. Tibet and Bolivia
B. Western North America
C. Northern Chile and the central Sahara
D. California and Arizona
Answer: Option C
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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