Practice Physiological Effects Of Plant Growth Regulators (13.4.3)

Practise this section

9 questions

Flashcard drill
5 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
Define auxins.
Show hintHide hint
Think about where they are produced.
Question 2.
What is the primary role of gibberellins?
Show hintHide hint
Recall their relationship with plant height.
3Question 3.
Which hormone promotes cell elongation?
- Gibberellins
- Ethylene
- Auxins
Show hintHide hint
Think about growth promotion.
4Question 4.
True or False: Cytokinins inhibit leaf senescence.
- True
- False
Show hintHide hint
Recall their role in cell division.
Question 5.
Consider a crop failure due to drought. How could abscisic acid play a role in managing plant resources during this period?
Show hintHide hint
Remember, ABA is known as the stress hormone.
Question 6.
You have a banana plantation and need to improve the ripening process. Which PGR would you choose and how would you apply it for best results?
Show hintHide hint
Think of the relationship between ethylene and ripening fruits.

5 more questions in this section. Enroll free to practise them all.