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