What is the impact of advancing glaciers on the rings of trees?
A. They become concentric
B. Their shape is distorted
C. They become widely spaced
D. They are immune to this change
Answer: Option B
A. They become concentric
B. Their shape is distorted
C. They become widely spaced
D. They are immune to this change
Answer: Option B
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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