Life Cycles of Plants and Animals: Interactive Quizzes for 3rd Grade Science

Question 1

Which process results in the growth of new plants from tiny seeds?

Accepted Answer

Germination

Answer

Photosynthesis

Answer

Pollination

Answer

Transpiration

Question 2

When animals like cats have babies, they do something special for them. What is it?

Accepted Answer

Nurse them with milk

Answer

Lay eggs

Answer

Hatch eggs

Answer

Build nests

Question 3

Seeds have some important jobs. Which is one main purpose of a seed?

Accepted Answer

It protects the baby plant inside

Answer

It keeps food safe for the plant

Answer

It brings animals close to the plant

Answer

It gives the plant oxygen

Question 4

Frogs go through different stages in their life. Which is not a stage in a frog's life?

Accepted Answer

Caterpillar

Answer

Tadpole

Answer

Froglet

Answer

Adult frog

Question 5

Which of these is NOT a stage in the life cycle of a flowering plant?

Accepted Answer

Budding

Answer

Seed germination

Answer

Fruiting

Answer

Growth

Question 6

Which of these animals lays eggs?

Accepted Answer

Bird

Answer

Cat

Answer

Dog

Answer

Horse

Question 7

How does the polar bear's thick fur help it survive in its icy home?

Accepted Answer

It keeps the polar bear warm in the cold.

Answer

It helps the polar bear hide from predators.

Answer

It helps the polar bear swim better in icy water.

Question 8

Which animal goes through these stages: egg, larva, pupa, adult?

Accepted Answer

Butterfly

Answer

Fish

Answer

Frog

Answer

Bird

Question 9

Which of these is a living thing?

Accepted Answer

Plant

Answer

Rock

Answer

Water

Answer

Air

Question 10

What do plants need to grow?

Accepted Answer

Sunlight, water, and soil

Answer

Sunlight, water, and plastic

Answer

Water, soil, and fertilizer

Answer

Air, water, and soil

Question 11

Which animal part helps it hear?

Accepted Answer

Ears

Answer

Eyes

Answer

Nose

Answer

Tail

Question 12

What is the main use of a frog's tongue?

Accepted Answer

Catching food

Answer

Jumping

Answer

Digging holes

Answer

Protecting itself

Question 13

Which of these is a feature of mammals?

Accepted Answer

Giving birth to live young

Answer

Laying eggs

Answer

Having feathers

Answer

Breathing through gills

Question 14

What is the name of the process by which a seed grows into a plant?

Accepted Answer

Germination

Answer

Photosynthesis

Answer

Respiration

Answer

Decomposition

Question 15

Which part of a plant mainly absorbs water and nutrients from the soil?

Accepted Answer

Roots

Answer

Stem

Answer

Leaves

Answer

Flowers

Question 16

What is the first stage in the life cycle of a flowering plant?

Accepted Answer

Germination

Answer

Growth

Answer

Reproduction

Answer

Maturity

Question 17

What is the name of the process by which animals take in oxygen and release carbon dioxide?

Accepted Answer

Respiration

Answer

Photosynthesis

Answer

Digestion

Answer

Excretion

Question 18

Which of the following plants has a taproot, a thick and straight root that grows deep into the ground?

Accepted Answer

Carrot

Answer

Onion

Answer

Grass

Answer

Tomato

Question 19

During seed germination, which of these is NOT a stage?

Accepted Answer

Plant starts making its own food

Answer

Seed absorbs water

Answer

Radicle, or first root, emerges

Answer

Cotyledons, or seed leaves, unfold

Question 20

What is the most important job of roots in plants?

Accepted Answer

Soaking up water and nutrients from the ground

Answer

Making food for the plant

Answer

Holding the plant upright and steady

Answer

Storing food for later use

Question 21

Which creature goes through a big change, called complete metamorphosis, in its life?

Accepted Answer

Frog

Answer

Bird

Answer

Fish

Answer

Snake

Question 22

Which of these does NOT help a plant grow?

Accepted Answer

Animals eating its leaves

Answer

Sunshine

Answer

Water

Answer

Right temperature

Question 23

What's the main difference between a seed and a fruit?

Accepted Answer

Seed has a baby plant inside, fruit doesn't

Answer

Fruit can be eaten, seed can't

Answer

Animals spread seeds, not fruits

Answer

Seeds are smaller than fruits

Question 24

How do animals stay warm in very cold places?

Accepted Answer

Thick layer of fat under their skin

Answer

Hiding with colors that match their surroundings

Answer

Moving to warmer areas

Answer

Pretending to be other creatures

Question 25

Which of these living things breaks down dead plants and animals?

Accepted Answer

Tiny living things that can't be seen without a microscope

Answer

Grass

Answer

Frogs

Answer

Trees

Question 26

What do plants use the air they take in for?

Accepted Answer

To build the food they need to grow

Answer

To get energy

Answer

To let out oxygen

Answer

To drink water

Question 27

Do human actions impact the life cycles of plants and animals?

Accepted Answer

Yes, human actions can impact life cycles.

Answer

No, human actions do not impact life cycles.

Answer

I'm not sure.

Question 28

What are some things that can affect how long a plant or animal lives?

Accepted Answer

The amount of sunlight it gets

Accepted Answer

The type of food it eats

Accepted Answer

The size of its habitat

Answer

The color of its fur

Question 29

How do plants that grow without seeds differ from those that grow from seeds?

Accepted Answer

They use plant parts like runners or bulbs instead of seeds.

Answer

They create plants that are not identical to the parent plant.

Answer

They require a flower, unlike plants grown from seeds.

Answer

They involve fertilization, while plants grown from seeds do not.

Question 30

What is the first stage in the life of a plant?

Accepted Answer

Seed

Answer

Sprout

Answer

Flower

Answer

Fruit

Question 31

Which of these is NOT a stage in the life cycle of a butterfly?

Accepted Answer

Tadpole

Answer

Egg

Answer

Caterpillar

Answer

Chrysalis

Question 32

Which of these is **not** a stage in the life cycle of a plant?

Accepted Answer

Butterfly

Answer

Seed

Answer

Sprout

Answer

Bud

Question 33

What is the first stage in the life cycle of a butterfly?

Accepted Answer

Egg

Answer

Larva

Answer

Pupa

Answer

Adult

Question 34

Which of these is **not** a characteristic of the larval stage of an insect?

Accepted Answer

Spinning a cocoon

Answer

Crawling

Answer

Eating a lot

Answer

Growing quickly

Question 35

What is the process by which plants make their own food called?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Transpiration

Answer

Germination

Question 36

How do plants take in nutrients from the soil?

Accepted Answer

Absorption

Answer

Photosynthesis

Answer

Transpiration

Answer

Respiration

Question 37

Which of these is a special feature of animals?

Accepted Answer

They can move around.

Answer

They make their own food.

Answer

They have a cell wall.

Answer

They reproduce asexually.

Question 38

What is the process by which animals take in oxygen called?

Accepted Answer

Respiration

Answer

Digestion

Answer

Excretion

Answer

Circulation

Question 39

Which of these animals is a mammal?

Accepted Answer

Cat

Answer

Fish

Answer

Bird

Answer

Snake

Question 40

What do chloroplasts do in plant cells?

Accepted Answer

Make food using sunlight

Answer

Store water

Answer

Release energy

Answer

Transport nutrients

Question 41

How do plants change sunlight into energy?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Transpiration

Answer

Germination

Question 42

What is the very first stage in the life cycle of a plant?

Accepted Answer

Germination

Answer

Growth

Answer

Flowering

Answer

Seed dispersal

Question 43

By what process do plants use sunlight to make their own food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Transpiration

Answer

Fertilization

Question 44

Which of these animals changes greatly in appearance as it grows and develops?

Accepted Answer

Butterfly

Answer

Cat

Answer

Snake

Answer

Fish

Question 45

What is the special covering that protects the seed of a plant?

Accepted Answer

Seed coat

Answer

Cotyledon

Answer

Endosperm

Answer

Embryo

Question 46

Which of these living things reproduces by making spores?

Accepted Answer

Fern

Answer

Frog

Answer

Spider

Answer

Cat

Question 47

What is the main purpose of the roots of a plant?

Accepted Answer

To soak up water and food from the soil

Answer

To hold the plant upright

Answer

To make food for the plant

Answer

To produce seeds

Question 48

What is the primary source of energy used by animals?

Accepted Answer

Plants

Answer

Sunlight

Answer

Water

Answer

Minerals

Question 49

What is the very first step in a plant's life?

Accepted Answer

A seed sprouts.

Answer

The plant blooms with flowers.

Answer

The plant makes fruit.

Answer

The plant uses sunlight to make food.

Question 50

How do plants make their own food?

Accepted Answer

Photosynthesis

Answer

Pollination

Answer

Sweating

Answer

Breathing

Question 51

Which animal changes its body completely as it grows?

Accepted Answer

Butterfly

Answer

Bird

Answer

Lizard

Answer

Fish

Question 52

What is the very first stage of an animal's life?

Accepted Answer

Birth or hatching

Answer

Egg

Answer

Grown-up

Answer

Baby

Question 53

Which stage is NOT part of a bird's life cycle?

Accepted Answer

Larva

Answer

Egg

Answer

Baby bird

Answer

Adult bird

Question 54

What is a BIG difference between plants and animals?

Accepted Answer

Plants grow from seeds, animals are born.

Answer

Plants live longer than animals.

Answer

Plants stay in one place, animals move around.

Answer

Plants need sunlight, animals don't.

Question 55

What do ALL living things do as they get older?

Accepted Answer

They grow and change.

Answer

They are all green.

Answer

They can fly.

Answer

They are made of plastic.

Question 56

What's the word for the changes that happen as a living thing grows?

Accepted Answer

Development

Answer

Becoming bigger

Answer

Getting older

Answer

Getting taller

Question 57

Which animal looks like its parents right after it's born?

Accepted Answer

Human

Answer

Chicken

Answer

Butterfly

Answer

Frog