Discover the Wonderful World of Plants: A Learning Adventure for Second Graders

Question 1

Which part does NOT belong to a plant?

Accepted Answer

Rock

Answer

Stem

Answer

Leaf

Question 2

What part of the plant helps it stand tall and supports its leaves?

Accepted Answer

Stem

Answer

Roots

Answer

Leaves

Answer

Flowers

Question 3

Which of these is NOT made by plants when they make food?

Accepted Answer

Carbon dioxide

Answer

Oxygen

Answer

Sugar

Answer

Water

Question 4

What is the name of the stage when a plant starts to grow from a seed?

Accepted Answer

Sprouting

Answer

Growing

Answer

Ripening

Answer

Flowering

Question 5

What's the main reason plants make food?

Accepted Answer

To feed themselves

Answer

To make the air fresh

Answer

To attract bugs

Answer

To look pretty

Question 6

What is the purpose of the lines you see on a leaf?

Accepted Answer

To transport water and nutrients

Answer

To hold the leaf up

Answer

To make food for the plant

Answer

To protect the leaf

Question 7

What is the name for the way plants grow towards light?

Accepted Answer

Phototropism

Answer

Photosynthesis

Answer

Transpiration

Answer

Germination

Question 8

What is the process called when plants use sunlight to make their own food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Digestion

Answer

Transpiration

Question 9

What does the seed of a plant grow into?

Accepted Answer

A new plant

Answer

The part that stores food

Answer

The part that absorbs water

Answer

The part that makes flowers

Question 10

What is the process called when plants release water into the air?

Accepted Answer

Transpiration

Answer

Photosynthesis

Answer

Respiration

Answer

Evaporation

Question 11

Which of these plants does NOT have flowers?

Accepted Answer

Ferns

Answer

Roses

Answer

Sunflowers

Answer

Daisies

Question 12

What is the main purpose of roots in a plant?

Accepted Answer

To absorb water and nutrients

Answer

To store food

Answer

To support the plant

Answer

To produce flowers

Question 13

What part of the plant helps it absorb water from the ground?

Accepted Answer

Roots

Answer

Leaves

Answer

Stem

Answer

Flower

Question 14

What is the main job of the stem in a plant?

Accepted Answer

To hold up the plant and bring water and food to the leaves

Answer

To take in sunlight for the plant

Answer

To store food and water for the plant

Answer

To make flowers and seeds

Question 15

What part of the plant helps it absorb water and nutrients from the ground?

Accepted Answer

Roots

Answer

Stem

Answer

Leaves

Answer

Flowers

Question 16

Which plant part absorbs water and nutrients from the soil?

Accepted Answer

Roots

Answer

Leaves

Answer

Stem

Answer

Flowers

Question 17

What is the name of the process by which plants use sunlight to make their own food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Transpiration

Answer

Germination

Question 18

Which part of the flower produces pollen?

Accepted Answer

Stamen

Answer

Pistil

Answer

Petal

Answer

Sepal

Question 19

What is the first stage of plant growth when a seed starts to grow?

Accepted Answer

Germination

Answer

Pollination

Answer

Fertilization

Answer

Photosynthesis

Question 20

Which plant part holds up the leaves and flowers?

Accepted Answer

Stem

Answer

Roots

Answer

Leaves

Answer

Flowers

Question 21

What gas do plants release into the air during photosynthesis?

Accepted Answer

Oxygen

Answer

Carbon dioxide

Answer

Nitrogen

Answer

Water vapor

Question 22

How do insects help plants?

Accepted Answer

They carry pollen from flower to flower

Answer

They water the plants

Answer

They protect the plants from animals that want to eat them

Answer

They give the plants food

Question 23

How do plants make their own food?

Accepted Answer

With the help of sunlight

Answer

By eating other plants

Answer

By drinking water

Answer

By absorbing nutrients from the soil

Question 24

Which part of the plant drinks water and eats for the plant?

Accepted Answer

Root

Answer

Stem

Answer

Leaf

Answer

Flower

Question 25

Which of these animals eats only plants?

Accepted Answer

Rabbit

Answer

Lion

Answer

Snake

Answer

Eagle

Question 26

Which of these is a plant that has flowers?

Accepted Answer

Rose

Answer

Fern

Answer

Moss

Answer

Grass

Question 27

What is the green stuff in plants called that helps them make food?

Accepted Answer

Chlorophyll

Answer

Sugar

Answer

Oxygen

Answer

Water

Question 28

What are the stages of a plant's life?

Accepted Answer

Seed, sprout, plant, flower, seed

Answer

Egg, caterpillar, butterfly

Answer

Baby, child, teenager, adult

Answer

Seed, flower, sprout, plant, seed

Question 29

Which part of the plant makes food using sunlight?

Accepted Answer

Leaves

Answer

Stem

Answer

Roots

Answer

Flowers

Question 30

Which of these is NOT a stage in a plant's life?

Accepted Answer

Butterfly

Answer

Seed

Answer

Sprout

Answer

Flower

Question 31

What is the male part of a flower called?

Accepted Answer

Stamen

Answer

Pistil

Answer

Petal

Answer

Sepal

Question 32

Which part of the plant takes in water from the ground?

Accepted Answer

Roots

Answer

Stem

Answer

Leaves

Answer

Flowers

Question 33

Where do plants get most of their energy from?

Accepted Answer

Sunlight

Answer

Water

Answer

Nutrients

Answer

Oxygen

Question 34

Which of these is a type of plant that has tubes to carry water?

Accepted Answer

Fern

Answer

Moss

Answer

Mushroom

Answer

Algae

Question 35

What is the purpose of pollination?

Accepted Answer

To help plants make seeds

Answer

To attract insects

Answer

To protect plants from disease

Answer

To provide food for animals

Question 36

What part of the plant takes in water and nutrients from the soil?

Accepted Answer

Root

Answer

Stem

Answer

Leaf

Answer

Flower

Question 37

What is the process by which plants create their own food using energy from the sun called?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Germination

Answer

Circulation

Question 38

Which stage comes first in the life cycle of a plant?

Accepted Answer

Seed

Answer

Sprout

Answer

Flower

Answer

Fruit

Question 39

What is the main function of a flower on a plant?

Accepted Answer

To help the plant reproduce

Answer

To absorb sunlight

Answer

To transport water

Answer

To store food

Question 40

What is the name of the green substance inside plants that helps them use sunlight?

Accepted Answer

Chlorophyll

Answer

Carotene

Answer

Melanin

Answer

Anthocyanin

Question 41

Which of these does not affect how well a plant grows?

Accepted Answer

Playing music

Answer

Sunlight

Answer

Water

Answer

Temperature

Question 42

What part of a plant helps it drink water from the ground?

Accepted Answer

Roots

Answer

Leaves

Answer

Stem

Answer

Flower

Question 43

What three things do plants need to make their own food?

Accepted Answer

Sunlight, water, and air

Answer

Sunlight, air, and soil

Answer

Water, soil, and sugar

Answer

Air, water, and soil

Question 44

Why are plants important for us and animals?

Accepted Answer

They give us food, air to breathe, and places to live.

Answer

They help keep the ground clean.

Answer

They make the air smell nice.

Answer

They give us fun things to play with.

Question 45

Which of these plants does NOT have a flower?

Accepted Answer

Fern

Answer

Rose

Answer

Daisy

Answer

Sunflower

Question 46

Which plant is best at living in a very dry place?

Accepted Answer

Cactus

Answer

Lily

Answer

Rose

Answer

Fern

Question 47

What makes plants green?

Accepted Answer

Chlorophyll

Answer

Melanin

Answer

Carotene

Answer

Hemoglobin

Question 48

What do scientists use to look at tiny parts of plants?

Accepted Answer

Microscope

Answer

Stethoscope

Answer

Computer

Answer

Telescope