Biological Superlatives Quiz - Discover the Extremes in the Biological World

Question 1 of 34

What is the largest organ in the human body?

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Heart

Liver

Skin

Lung

Question 2 of 34

Which animal has the longest lifespan in the wild?

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Elephant

Galápagos tortoise

Blue whale

Greenland shark

Question 3 of 34

Which is the fastest land animal?

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Lion

Cheetah

Greyhound

Horse

Question 4 of 34

What is the largest plant species by mass?

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Giant sequoia

Giant kelp

Baobab tree

Redwood

Question 5 of 34

Which animal has the largest brain relative to body size?

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Dolphin

Elephant

Human

Chimpanzee

Question 6 of 34

Which is the most poisonous animal on Earth?

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Box jellyfish

Poison dart frog

Cone snail

Blue-ringed octopus

Question 7 of 34

Which plant has the largest flower?

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Titan arum

Rafflesia arnoldii

Corpse flower

Amorphophallus titanum

Question 8 of 34

What is the largest animal ever known to have existed?

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African elephant

Blue whale

Giraffe

Colossal squid

Question 9 of 34

Which insect has the longest lifespan?

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Mayfly

Dragonfly

Termite queen

Cockroach

Question 10 of 34

Which is the most rapidly growing plant?

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Bamboo

Kelp

Sunflower

Cucumber

Question 11 of 34

Which animal has the largest eyes?

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Giant squid

Blue whale

Elephant

Horse

Question 12 of 34

What is the largest known living structure?

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Great Barrier Reef

Amazon Rainforest

Sargasso Sea

Grand Canyon

Question 13 of 34

Which mammal is known to have the highest blood pressure?

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Elephant

Giraffe

Blue whale

Hippopotamus

Question 14 of 34

Which is the largest reptile?

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Saltwater crocodile

Komodo dragon

Leatherback turtle

American alligator

Question 15 of 34

Which animal has the largest brain in relation to its body size?

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Human

Dolphin

Elephant

Chimpanzee

Question 16 of 34

Which animal is known for having the strongest bite force?

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Great white shark

Nile crocodile

Hippopotamus

Jaguar

Question 17 of 34

Which bird has the largest wingspan?

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Albatross

Condor

Eagle

Pelican

Question 18 of 34

Which organism is known to have the highest number of chromosomes?

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Fern

Horsetail

Onion

Peach

Question 19 of 34

Which animal has the fastest reflexes?

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Housefly

Cheetah

Frog

Dragonfly

Question 20 of 34

Which is the largest species of jellyfish?

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Moon jellyfish

Box jellyfish

Lion's mane jellyfish

Portuguese man o' war

Question 21 of 34

Which mammal has the longest gestation period?

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Elephant

Whale

Giraffe

Hippo

Question 22 of 34

Which bird is known for the longest migration?

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Arctic tern

Swallow

Spoonbill

Hummingbird

Question 23 of 34

Which animal is the largest land predator?

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Polar bear

Grizzly bear

Lion

Tiger

Question 24 of 34

Which plant is known for having the largest seed?

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Coconut

Avocado

Ginkgo

Jackfruit

Question 25 of 34

Which fish is known for having the longest migration?

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Salmon

Eel

Tuna

Shark

Question 26 of 34

Which mammal has the smallest brain relative to its body size?

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Elephant

Mouse

Bat

Hedgehog

Question 27 of 34

Which insect is the largest by wingspan?

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Atlas moth

Emperor moth

Giant silk moth

Cecropia moth

Question 28 of 34

Which organism has the highest recorded metabolic rate?

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Hummingbird

Shrew

Bat

Mouse

Question 29 of 34

Which fish has the largest eyes relative to its body size?

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Barreleye fish

Goldfish

Anglerfish

Tuna

Question 30 of 34

Which animal can live without water for the longest period?

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Camel

Kangaroo rat

Desert tortoise

Scorpion

Question 31 of 34

Which is the largest land carnivore?

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Grizzly bear

Polar bear

Tiger

Lion

Question 32 of 34

Which organism has the largest genome?

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Human

Rice plant

Wheat plant

Xylaria fungus

Question 33 of 34

Which mammal has the highest density of sweat glands?

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Horse

Human

Dog

Elephant

Question 34 of 34

Which plant is known to produce the most fruit in a single year?

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Apple tree

Tomato plant

Grapevine

Pumpkin plant

Biological Superlatives : Biology

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