The characteristic features of high altitude environment or alpine biome include
A. High ozone content; low atmospheric transparency, high intensity of ionizing radiation
B. A low air density, low oxygen and CO2 contents, high ozone content
C. Insolation of low intensity during the day and slow radiation during the night
D. Low intensity of ionising radiation and the exclusion of trees
Answer: Option B
This Question Belongs to Biology GK Chapter Wise >> Plant Anatomy And Physiology
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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