Understanding Plants

What do plants need to live?

• Nutrients, sunlight, and animals

• Water, sunlight, and soil

• Air, water, and food

• Air, water, nutrients, and sunlight

Why are plants important for life on Earth?

• They help in the water cycle

• They produce food and oxygen

• They provide shelter for animals

• They make the Earth look beautiful

What is a special part of a plant cell that gives it structure?

• Cell membrane

• Nucleus

• Chloroplast

• Cell wall

What do chloroplasts contain that helps in photosynthesis?

• Water

• Chlorophyll

• Sugar

• Carbon dioxide

How do sundew plants catch their prey?

• By trapping them in a pitcher

• By closing their leaves

• With sticky fluid on special hairs

• With sharp teeth

What is the bait used by Venus Flytrap to attract prey?

• Sharp spines

• Sticky fluid

• Sweetened nectar

• Bright colors

What is a common defense mechanism used by cacti?

• Producing chemicals

• Growing thorns or spines

• Closing their leaves

• Releasing a bad smell

How does the sensitive plant protect itself?

• By releasing a sticky fluid

• By producing a bitter taste

• By closing its leaves when touched

• By growing sharp spines

How do burs spread their seeds?

• By floating on water

• By exploding

• By being carried by the wind

• By attaching to animal fur

What happens to seeds inside fruits when animals eat them?

• They pass through unharmed and are dropped far away

• They float on water

• They get digested

• They stick to the animal's fur