BIOL 461 Final Exam

What kind of plants are Lithops?

Succulents

Cacti

Tropicals

They're not plants, they're butts

Where do Lithops photosynthesize?

On the outside of their leaves

On the inside of their leaves

They don't photosynthesize, they're parasites

The real photosynthesis is the friends they made along the way

Why do plants make fruit?

Just for fun

Decoration

To lure animals into eating and/or carrying the seeds somewhere else

To attract a mate

What was the Rambutan fruit intended to attract?

Snails

Insects

Vertebrates

Crustaceans

Which of these is NOT a plant defense mechanism against herbivores?

Camoflauge

Sharp thorns or spines

Harmful or disgusting chemicals

Running away

What is an additional defense mechanism Acacia trees have developed?

Mutualism with stinging ants

Mutualism with vampires

They make a loud noise when anything eats their leaves

They can shoot their thorns at speeds of up to 50km/h

How many and what kind of leaves does Welwitschia have?

Any number, growing in a spiral shape

Two, constantly growing at the base

Leaves grow in multiples of four, and are used to capture live prey

Exactly sixteen, thick succulent leaves in which it stores water

Where does Welwitschia live?

Canada

In the Namib desert, but it can survive elsewhere

The tropical rainforests of Borneo

It is aquatic and lives in only a few specific lakes in northwest Asia

What is the Coco-de-Mer known for?

It has the largest fruit and nut out of any known plants

It grows underwater in giant forests

It has the smallest fruit and nut out of any known plant

It's actually a fungus

What is NOT a way that the Coco-de-Mer deals with the low nutrients in its tropical soils?

Large nut, so seedlings have lots of nutrients to get started

Funnels water and airborne debris off its leaves and into the soil around its trunk

Buys fertilizer from Home Depot

Very efficient use of nutrients within its leaves

How do Groundcones feed?

With their mouth

Photosynthesis

Chemosynthesis of methane

Parasitism of other plants' nutrients through their root systems

What other organisms do NOT have a similar lifestyle?

Atlantic salmon

Mistletoe

Rafflesia

Fungi

Where is the Hawaiian Silversword found?

The Seychelles

Timbuktu

Canada

Hawaii

How did the Hawaiian Silversword get there?

It has always been there, and will always be there, the Hawaiian Silversword is eternal

Its ancestor was a California tarweed that somehow made it to the island, and then diversified into many different species

It was introduced to the island by humans

It is actually humans wearing a very convincing costume

BIOL 461 Final Exam

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