Nature's Toxicity

What chemical in daffodils poses a threat to people and pets?

• Lycorine

• Mucilage

• Narciclocine

• Oxen

What is the term used to describe the effect of daffodils on other flowers in the same vase?

• Vase effect

• Toxicity effect

• Flower rivalry

• Sap interference

Which flower benefits from being paired with daffodils?

• Roses

• Tulips

• Irises

• Daisies

What is the main toxic component in giant hogweed?

• Furano coumarins

• Urushiol

• Forbols

• Mucilage

What happens when the sap of giant hogweed comes in contact with sunlight?

• It causes blindness

• It triggers cell growth

• It forms crosslinks in DNA

• It causes inflammation

What is the nickname given to the manchineal tree?

• Little apple of death

• Giant hogweed

• Toxic terror

• Nature's nightmare

What is the main toxic compound in poison ivy?

• Urushiol

• Forbols

• Lycorine

• Mucilage

What protein in the human immune system is activated by urushiol?

• CD1a

• PKC

• Interleukin-17

• T cells

What is the main reason why poison ivy causes an allergic reaction in humans?

• It mimics diacylglycerol

• It damages skin cells

• It activates protein kinase c

• It releases toxins

What is the term used to describe the condition caused by urushiol-induced contact dermatitis?

• Phytophotodermatitis

• Urushiol rash

• Skin inflammation

• Allergic reaction