Quiz about Plants - 6th Grade Science

Question 1

Which of the following is NOT a way that seeds are dispersed?

Accepted Answer

soil

Answer

water

Answer

animals

Answer

wind

Question 2

What is the female part of the flower?

Accepted Answer

pistil

Answer

petal

Answer

stamen

Answer

anther

Question 3

What is the function of the sepals?

Accepted Answer

to protect the flower (bud) until it is ready to reproduce

Answer

to make food during photosynthesis

Answer

to help with pollination

Answer

to attract pollinators

Question 4

Some flowers will turn into fruits or vegetables when they are fertilized. What part of the flower becomes the fruit or vegetable?

Accepted Answer

ovary

Answer

stigma

Answer

anther

Answer

filament

Question 5

What does a plant produce during photosynthesis?

Accepted Answer

oxygen and sugar

Answer

carbon dioxide and water

Answer

water and sugar

Answer

oxygen and carbon dioxide

Question 6

Which of the following factors do NOT affect photosynthesis?

Accepted Answer

amount of nutrients in the soil

Answer

amount of water

Answer

light intensity

Answer

temperatures

Question 7

Which part of the plant helps with water loss?

Accepted Answer

stomata

Answer

flower

Answer

stem

Answer

stigma

Question 8

What is the male part of the flower?

Accepted Answer

stamen

Answer

pistil

Answer

petal

Answer

sepal

Question 9

Plants need a source of energy in order to perform photosynthesis. From which source do plants receive the energy needed to perform photosynthesis?

Accepted Answer

sunlight

Answer

oxygen

Answer

sugar

Answer

water

Question 10

Which of the following is the reason that nitrogen is important for plants?

Accepted Answer

for photosynthesis

Answer

it can kill bacteria

Answer

to build proteins

Answer

to help us breath

Question 11

Which of the following describes the growth of a plant in response to touch or contact?

Accepted Answer

thigmotropism

Answer

geotropsim

Answer

thermotropism

Answer

phototropism

Question 12

Nitrogen is the most common gas in Earth's atmosphere, and is necessary for the survival of all ecosystems. How do plants get the nitrogen they need?

Accepted Answer

bacteria turn it into nitrates, nitrites, or ammonia and the plants absorb it through their roots

Answer

free nitrogen in the atmosphere

Answer

animal waste

Answer

bacteria release it into the air and the plants absorb it through their leaves

Question 13

What is the function of the petal?

Accepted Answer

to attract pollinators

Answer

to protect the flower until it is ready to reproduce

Answer

to help with pollination

Answer

to make food during photosynthesis

Question 14

How does the stigma help with pollination?

Accepted Answer

it is sticky trap pollen

Answer

it sucks the pollen into the style

Answer

it attracts pollinators

Answer

it protects the flower until it is ready to reproduce

Question 15

Which of the following is NOT a way that plants protect themselves?

Accepted Answer

biting

Answer

thick cell wall

Answer

thorns

Answer

oils that harm animals

Question 16

Which of the following processes occurs ONLY during the day?

Accepted Answer

photosynthesis

Answer

cellular respiration

Answer

photosynthesis and cellular respiration

Answer

growth and cellular respiration

Question 17

Which of the following describes the growth of a plant in response to light?

Accepted Answer

phototropism

Answer

thigmotropism

Answer

chemotropism

Answer

thermotropism

Question 18

Where does reproduction take place in flowering plants?

Accepted Answer

flower

Answer

leaves

Answer

pistil

Answer

stamen

Question 19

Which of the following is NOT a way that plants are pollinated?

Accepted Answer

water

Answer

wind

Answer

insects

Answer

self-pollination

Question 20

Which of the following is NOT a feature plants use for survival?

Accepted Answer

petals

Answer

stems

Answer

roots

Answer

leaves

Question 21

What does a plant need in order to go through photosynthesis?

Accepted Answer

carbon dioxide, water, sunlight, and chlorophyll

Answer

oxygen, carbon dioxide, and water

Answer

water, sugar, sunlight, and carbon dioxide

Answer

oxygen, sugar, and sunlight

Question 22

Which of the following describes the growth of a plant in response to water?

Accepted Answer

hydrotropism

Answer

thigmotropism

Answer

chemotropism

Answer

thermotropism

Question 23

What part of the flower contains eggs?

Accepted Answer

ovary

Answer

stigma

Answer

style

Answer

anther

Question 24

What part of the flower produces pollen?

Accepted Answer

anther

Answer

filament

Answer

stigma

Answer

sepal

Question 25

Plant growth in response to a stimulus is called?

Accepted Answer

tropism

Answer

cellular respiration

Answer

transpiration

Answer

fertilization

Question 26

The process in plants whereby a plant makes its own food is called?

Accepted Answer

photosynthesis

Answer

fertilization

Answer

cellular respiration

Answer

transpiration

Question 27

Where does reproduction take place in gymnosperms?

Accepted Answer

cone

Answer

roots

Answer

needles

Answer

bark

Question 28

How do stems help a plant to survive?

Accepted Answer

conducts water & nutrients to the leaves

Answer

helps with photosynthesis

Answer

attract pollinators

Answer

collects sunlight

Question 29

How are thick cell walls important for plant defense?

Accepted Answer

keep the plant from being penetrated by animals

Answer

release oils that can be harmful to animals

Answer

certain animals are irritated by them

Answer

they will hurt an animal if it steps on them

Question 30

How is cellular respiration important for the survival of plants?

Accepted Answer

produces energy

Answer

produces sugar

Answer

produces oxygen

Answer

produces pollen

Question 31

When pollen travels down the style of a flower and combines with the egg inside the ovary it is called...

Accepted Answer

fertilization

Answer

pollination

Answer

photosynthesis

Answer

respiration

Question 32

How can the scent of a plant be a defense mechanism?

Accepted Answer

certain animals are irritated by them

Answer

it releases oils that can be harmful to animals

Answer

they will hurt an animal if it steps on them

Answer

keep the plant from being penetrated by animals

Question 33

What does cellular respiration produce from glucose and oxygen?

Accepted Answer

carbon dioxide, water, and energy

Answer

carbon dioxide and oxygen

Answer

water, oxygen, and sugar

Answer

oxygen and glucose

Question 34

How do plant roots help a plant to survive?

Accepted Answer

they absorb water and nutrients

Answer

attracts pollinators

Answer

helps with photosynthesis

Answer

keeps the plant from being penetrated

Question 35

How do leaves help a plant to survive?

Accepted Answer

make food through photosynthesis

Answer

absorbs water and nutrients

Answer

keeps the plant from being penetrated

Answer

conducts water and nutrients from the leaves

Plants - 6th Grade Science

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