Have an account?
Skip to Content
Build your own quiz
Suggestions for you
10 questions
Show Answers
See Preview
- 1. Multiple Choice
It is the process of increasing the number of plants of a particular species or cultivar.
Propagation
Growth
Plant Growth Regulators
Seed Germination
- 2. Multiple Choice
It is also known as plant growth substances, plant hormones, or phytohormones?
Seed Growth Hormones
Plant Growth Regulators (PGR)
Growth Promoter
Plant Nutrition
- 3. Multiple Choice
The discovery of the five major groups of PGRs has been accidental. All this started with the observation of the father and his son to coleoptiles of canary grass. Who are they?
Wilbert and Robert Gore.
Charles Darwin and his son Francis Darwin
Sakichi and Kiichiro Toyoda.
Zacharias and Hans Janssen.
- 4. Multiple Choice
A type of PGR named from the Greek word that means to grow or increase?
Ethylene
Auxins
Gibberellins
Cytokinins
- 5. Multiple Choice
Type of PGR that increases the length of grape stalks thus increasing the number of grapes in a cluster.
Plant hormone
Auxin
Gibberellins
Phytohormone
- 6. Multiple Choice
It increases the length of the sugarcane stem thus increasing the yield of sugar?
Growth substance
Gibberellins
Plant hormones
Phytohormones
- 7. Multiple Choice
It is a type of PGR that produces new leaves, developing shoot buds, young fruits, and even promotes leat longevity?
Plant hormones
Gibberellins
Cytokinins
Phytohormones
- 8. Multiple Choice
It is highly effective in fruit ripening?
Ethylene
Enzymes
Auxins
Pectinase
- 9. Multiple Choice
It is the stress hormone?
Abscisic Acid
Ethylene
Enzymes
Ethrel
- 10. Multiple Choice
Which of the plant growth regulators would you use if you are asked to quickly ripen a fruit?
Auxins
Enzymes
Ethylene
Stress Hormone
- Answer choicesTagsAnswer choicesTags