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