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