Quiz---Ch.2&3

What type of roots do some plants in dry places have to absorb more water?

• Deep roots

• Buttress roots

• Aerial roots

What type of roots do some trees in tropical rainforests have to grow taller and get more sunlight?

• Aerial roots

• Deep roots

• Buttress roots

• Shallow roots

What type of roots do some plants in wetlands have to absorb more oxygen from the air?

• Buttress roots

• Aerial roots

• Shallow roots

• Deep roots

What do cacti in deserts have to store water?

• Thin stems

• Thick stems

• No stems

How do climbing plants in tropical rainforests grow to reach more sunlight?

• By growing tall stems

• By twining their stems around trees

• By growing broad leaves

• By growing underground

What type of leaves do cacti in deserts have to reduce water loss?

• Needle-shaped leaves

• No leaves

• Waxy leaves

• Broad leaves

How do Himalayan nettles protect themselves from being eaten by animals?

• No protection

• Thick stems

• Waxy leaves

• Spikes on their stems

What do polar bears have to keep them warm in cold environments?

• Sharp spikes

• webbed feet

• Long neck

• Thick fur

What do snakes do in winter to save energy in cold environments?

• Stay inactive in their shells

• Go into deep sleep

• Hunt for food

• Seal the mouth with mucus

How do some animals hide from other animals?

• By having special patterns

• By having thick fur

• By living in large groups

• By having long necks