- 1. What is the scientific name of Crown of Thorns plant?
A) Euphorbia milii
B) Poison Ivy
C) Spurge plant
D) Thorny succulent
- 2. What is the typical color of the flowers of Crown of Thorns plant?
A) Yellow
B) White
C) Red
D) Blue
- 3. How can you propagate a Crown of Thorns plant?
A) Cuttings
B) Division
C) Air layering
D) Plant seeds
- 4. Which family does the Crown of Thorns plant belong to?
A) Cactus
B) Fabaceae
C) Rosaceae
D) Euphorbiaceae
- 5. What are the alternative names for the Crown of Thorns plant?
A) Thorned Rose, Blood Crown
B) Christ plant, Christ Thorn
C) Thorny King, Thorny Devil
D) Red Spikes, Spiny Star
- 6. Which type of light is best for the Crown of Thorns plant?
A) Low light
B) Direct sunlight
C) Full shade
D) Bright indirect light
- 7. Which famous Indian leader is known to have mentioned the Crown of Thorns plant in his works?
A) Jawaharlal Nehru
B) Rabindranath Tagore
C) Mahatma Gandhi
D) Indira Gandhi
- 8. What do the thorns of a Crown of Thorns plant help protect it from?
A) Disease
B) Heat stress
C) Frost
D) Herbivores
- 9. Which part of the Crown of Thorns plant is toxic if ingested?
A) Leaves
B) Stems
C) Sap
D) Flowers
- 10. How can you prevent overwatering of a Crown of Thorns plant?
A) Water from the bottom
B) Place in a humid environment
C) Mist the plant daily
D) Use well-draining soil
- 11. How many petals does a typical flower of the Crown of Thorns plant have?
A) 8
B) 3
C) 5
D) 6
- 12. What famous landmark is said to have a replica of the Crown of Thorns made from the plant?
A) Taj Mahal
B) Great Wall of China
C) Eiffel Tower
D) Notre Dame Cathedral
- 13. What is the common pest problem faced by Crown of Thorns plants?
A) Aphids
B) Mealybugs
C) Spider mites
D) Whiteflies
- 14. Where is the Crown of Thorns plant native to?
A) Amazon Rainforest
B) Sahara Desert
C) Australia
D) Madagascar
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