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