BiologyScience

101 Biology Trivia Questions for the Greatest Nerds on Earth

So you think you are the master of all things science? The ultimate biology buff? We will see about that! Biology is a vast field to explore, from the tiniest microorganisms to the mesmerizing ecosystem of the Amazon rainforest. Then there are catchphrases like “the genes you inherit from your parents” or “the building blocks of DNA” that everyone seems to know, but no one can really explain. Or can you?

Those of us who love the science of biology know that this is one of the most interesting subjects to study. It helps us understand not only the world around us but also ourselves. And let’s not forget about how awesome it is!

We have gathered the most challenging biology trivia questions and answers out there. So let’s dust those aprons, we mean, lab coats off because it is time to nerd out!

Ready for your next science trivia challenge? Why not take a quick refresher course on space quiz, physics trivia, or geology questions?

Which of these plants requires water to reproduce?

Tulips

Lilie’s

Roses

Mosses

What is the daily recommended calorie intake for an adult male?

100

1000

2000

20000

Compared to plant and animal cells, bacterial cells are what?

Smaller and more complex

Smaller and less complex

Larger and less complex

Larger and more complex

Giraffes eat what?

Leaves

Fish

Zebra

Mice

When a root bends in the direction of gravity which side of the root grows more?

The edges

Top side

All the same

Bottom side

Beefsteak’ is a variety of what?

Banana

Lettuce

Tomato

Cucumber

When an enzyme is too hot, it becomes what?

Denatured

Discernible

Defunct

Decreased

How many thoracic vertebrae to adult humans have?

10

12

5

7

Which fruit is crossed with a loganberry and raspberry to create the boysenberry?

Cranberry

Apple

Strawberry

Blackberry

What is found in the nucleus of a cell that directs growth and reproduction?

Mitochondria

Ribosomes

Organism

Chromosomes

Spiders catch prey by doing which of these?

Using A Web

All

Using A Trap Door

Active Hunting

Polar Bears are found in which part of the world?

The South Pole

New Zealand

South Africa

The North Pole

Where does amber resin come from?

Rocks

Sap from trees

Sand

Tree leaves

A great white shark is how long in length?

11.5m

9.9m

6.4m

1.2m

What is the other name of blackspot sea bream?

Pagrus major

Pagellus bogaraveo

Chum Salmon

Kokanee

What is the longest bone in the human body?

Fibula

Humerus

Radius

Femur

Which of these is a type of bird?

Jerboa

Finch

Chipmunk

Hamster

The mechanism of enzyme activity is often called what?

Knife and fork

Hammer and nail

Foot and shoe

Lock and key

The love apple is the original name for what?

Carrot

Potato

Tomato

Cabbage

The most commonly used human cell line, Hela, came from which women?

Helena Fray

Helen Adams

Henrietta Lacks

Helen Elam

The muscle type most associated with lining the organs is what type?

Skeletal

Jumpy

Smooth

Cardiac

Where would you find the adenoids in a human?

Liver

Nasal Passages

Rectum

Lungs

The tallest dog in the world is which breed?

Jack Russell

Great Dane

Shih Tzu

Chihuahua

What is the other name of Japanese giant salamander?

Keta Salmon

King Salmon

Koi Carp

Giant Pepper Fish

What color is a lemon fruit?

Orange

Pink

Yellow

Green

A native of Indonesia and Malaysia, the largest flower in the world is what?

Gamesia

Winsia

Rafflesia

Prizesia

The trapezius is what type of muscle?

Cardiac

Superficial

Deep

Smooth

Which of these is an actual real life seal?

Cat sea

Tiger seal

Elephant seal

Fish seal

The term given to the cells produced from meiosis is?

Tetrad

Laploid

Haploid

Diploid

Spot the bird amoungst the animals.

Deer

Mole

Linnet

Snow Leopard

Insects make up what percentage of the world’s animals?

80

10

20

50

What was first obtained from the willow tree in the 1890s?

Ibuprofen

Aspirin

Prozac

Valium

A gene is transferred to tomato plants to slow down ripening, what is this known as?

Genetic engineering

Neither

Selective breeding

Both

What was a saber-tooth cat’s average weight?

100 pounds

10 pounds

750 pounds

2,000 pounds

Beef comes from which animal?

Fish

Cow

Marsupial

Lizard

Which of these is a real animal that lives in the sea?

Sand Day

Sand Man

Sand Dollar

Sand Dune

What color are cranberries?

Yellow

White

Red

Blue

What type of factor is involved in determining eye color?

Both

Inherited

Environmental

Neither

Which of these creatures hibernates each year?

Bears

Cheetah

Turtle

Cats

What are cell membranes made of?

Fat

Nucleotides

Sugar

Phospholipids

A plant showing poor growth and yellow leaves is likely to be deficient in what?

Potassium

Phosphates

Sulfates

Nitrates

The molecule pyruvic acid kick starts which cycle?

Krebs

Glycolysis

Telophase

Mitosis

How is the polar bear adapted to survive the cold temperatures

Lots of fat

Large ears

No eyes

No fat

Which plant takes its name from the Italian phrase for Beautiful women?

Prettydonna

Lovedonna

Nicedonna

Belladonna

The small, white domestic pigeon symbolizes what?

Love

Freedom

Peace

Fertility

Which of these is the name of a sustainable method of agriculture?

Changing cultivation

Negotiating cultivation

Shifting cultivation

Moving cultivation

What is the space called when an organism decays inside a rock?

Parties

Moulds

Holds

Casts

Triceratops may have travelled in what?

Gaggles

Herds

Prides

Discoveries

The koala’s diet consists of leaves from which tree?

Casuarina

Acacia

Eucalyptus

Sassafras

What happens to new dinosaur fossils when they are found?

Cloned

Thrown away

Named

Burnt

What is the job of cytoplasm in a plant cell?

Humidity

Source of water

Turgidity

Production of proteins

Newcastle disease is an afflication for which type of animal?

Lizards

Monkey

Rodent

Birds

What is the base unit of life?

Organs

Systems

Tissues

Cells

Which leaf layer contains the most chloroplasts?

Epidermis

Palisade

Spongy mesophyll

Endocrine

Lettuces belong to which family?

Acer

Sunflower

Tulip

Olive

In which habitat does a toucan live?

Arctic

Desert

Mountain

Rainforest

The use of which pesticide was banned in the US in 1972?

DDT

TNA

DNA

TNT

The addictive substance in alcoholic drinks is called what?

Water

Ethanol

Tar

Nicotine

A gander is the male of what bird?

Robin

Goose

Turkey

Chicken

Toucans are famous for being what?

Large

Bland

Small

Colorful

What is Rhode Islands state tree?

Orange Oak

White Willow

Red Maple

Ebony Elm

What color is the chest of a male robin?

Red

Orange

Purple

Green

What can ionizing radiation make living cells do?

Turn Radioactive

Turn Green

Turn Pink

Turn Cancerous

A clear liquid that contains white blood cells is known as?

Pupa

Lymph

Zygote

Renal

Which grain is used to make semolina?

Rice

Oats

Wheat

Rye

Yogurt is produced by bacterial fermentation of what?

Water

Juice

Alcohol

Milk

Lemons contain which kind of acid?

Hydrochloric

Citric

Sulfuric

Chromic

A buffalo is which of these?

Omnivore

Cannot Say

Carnivore

Herbivore

Enucleation means what of a nucleus?

Fusing

Dissecting

Addition

Removal

Where would you find a ‘vacuole’?

In a human brain

In a plant cell

In an atom

Inside a tooth

Amber is made from fossilized tree what?

Leaves

Bark

Sap

Resin

Which of these sea creatures has lungs?

Electric eels

Salamanderfish

Crab

Salmon

Caterpillars develop into which animal?

Scorpions

Flies

Ants

Butterflies

A gene has been inserted into wild rice. What does it produce?

Insulin

Beta carotene

Vitamin B12

Resistance to herbicides

What is one advantage of taking cuttings from plants?

They’re identical

They will grow

They’re diseased

They’re pretty

The Latin name Rattus Rattus is which type of animal?

Penguin

Black rat

Turtle

Polar bear

Red pandas are usually found in which of these countries?

China

Spain

England

South Africa

Which acid is the main contributor to the natural acidity of a wine?

Oxalic

Tartaric

Nitric

Sulfuric

Which of the following do plants not compete for?

Light

Water

Food

Minerals

A human heart beats how many times a minute on average?

85

75

55

65

Which of the following is not a specialization of a sperm cell?

It’s Mitochondria

It’s Head

It’s Nucleus

It’s Tail

The anther is the what part of a plant?

Male

Female

Both

Neither

What is the scientific term for the ‘shoulder blade’?

Sacrum

Sternum

Clavicle

Scapula

A polar bear’s skin is which color?

Brown

Green

White

Black

Which animal is used by humans to chase rabbits out of holes?

Rat

Ferret

Turtle

Penguin

Reptiles usually create their green color by mixing yellow and which other pigment?

Red

Blue

White

Black

Digitalis is obtained from which plant?

Foxglove

Lupin

Daisy

Poppy

Flowering plants are also called what?

Engosperms

Francosperms

Antisperms

Angiosperms

A phototropism involves a response to what?

Smell

Light

Touch

Sound

The control center of a cell is said to be the what?

Nucleus

Wall

Chloroplast

Chromosome

What is a common name for a fungal infection of the foot?

Athletes foot

Racers foot

Swimmers foot

Players foot

Proteins are packaged up what organelle before they leave the cell?

Ribosome

Golgi Body

Mitochondria

Nucleus

What color is the flesh of a cucumber?

Orange

Green

Yellow

Brown

A group of similar cells working together make up a what?

Organism

Organ

Artery

Tissue

What process delivers carbon dioxide to chloroplasts?

Translation

Diffusion

Transpiration

Osmosis

What are trailing or climbing plants also known as?

Shoots

Paddies

Roots

Vines

Which of these is a well known cave-dweller?

Monkey

Bat

Parakeet

Octopus

What is the name given to the study of function?

Botany

Anatomy

Physiology

Psychology

A scorpion falls in to which category of animal?

Arachnid

Insect

Amphibian

Crustacean

In botany, what does the suffix ‘-carp’ relate to?

Fruit

Stem

Root

Leaf

What is the effect of auxin on the size of cells in a plant’s shoot?

Decreases it

Increases it

Doesn’t change it

Unpredictable effect

You can do better

Not bad

Great!

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