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PLANT GROWTH AND MOVEMENTS (II)
Question 171 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
. By which condition flowering take place in short day plant? (a) (b) (c) (d)
Long day and short night | |
Short night | |
Short day and long night | |
Short day and short night |
Question 172 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Which of the following is long-day plant?
Oat | |
Soyabean | |
Vinca | |
Paddy |
Question 173 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
What is the cause of `Bakane' disease?
Fungi | |
Bacteria | |
Virus | |
Algae |
Question 174 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Which type of dormancy is found in seed causes physiology and external dormancy?
External dormancy | |
Physiological dormancy | |
Endogenous dormancy | |
Mixed dormancy |
Question 175 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Which substances are secreted at the apex of plant and they regulates growth of another region?
Hormones | |
Vitamins | |
Enzymes | |
None of the above |
There are 175 questions to complete.