Plant Defense Mechanisms Quiz

What is latex in plants?

• A type of soil found near plant roots

• A sticky, milky fluid produced by some plants

• A sharp structure on a plant's stem

• A type of leaf that absorbs sunlight

Which of the plant use fine hair to protect itself from enemies

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Which of the plant use poison to protect itself from enemies

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Which of the following plants is well known for using thorns as a defense against enemies?

• Sunflower

• Water lily

• Rose

• Fern

What is the defense of the plant to protect itself?

• Poison

• Latex

• Fine hair

• Thorn

What is the defense of the lemongrass to protect itself?

• Poison

• Latex

• Fine hair

• Thorn

• Bad smell

What is the main purpose of fine hairs found on some plants like nettles?

• To help the plant absorb more sunlight

• To protect the plant from animals and insects

• To help the plant grow taller

• To store water inside the plant

Which of the following best describes how a plant uses a bad smell as a defense?

• The smell attracts more insects to pollinate the plant

• The smell makes the plant grow faster

• The smell drives away animals that might eat the plant

• The smell helps the plant absorb water from the soil

A student notices that a plant produces a bitter-tasting poison in its leaves. How does this defense method help the plant survive?

• It makes the leaves grow larger so animals cannot eat all of them

• It makes the leaves taste unpleasant, so animals avoid eating the plant

• It helps the plant produce more seeds to reproduce quickly

• It causes the leaves to change color to warn predators

A cactus has sharp spines instead of leaves. How do these spines serve as both a defense and a survival tool in a dry environment?

• Spines help the cactus absorb more sunlight and keep animals away

• Spines reduce water loss and protect the cactus from animals trying to eat it

• Spines attract insects for pollination and prevent overheating

• Spines help the cactus grow taller and collect rainwater