Consider the following statements regarding hormones.
1. It is an organic compound which control the growth of plant.
2. It is special kind of organic compound found in small amount which control metabolic activity and growth of plant.
3. Its different concentration produce different organs.
Which of the statements given above is/are true about hormones ?
A. 1 and 2
B. 1, 2 and 3
C. Only 2
D. Only 1
Answer: Option B
Related Questions on 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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