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?

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

free nitrogen in the atmosphere

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

What is the function of the petal?

to protect the flower until it is ready to reproduce

How does the stigma help with pollination?

it sucks the pollen into the style

it protects the flower until it is ready to reproduce

Which of the following processes occurs ONLY during the day?

growth and cellular respiration

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

carbon dioxide, water, sunlight, and chlorophyll

oxygen, carbon dioxide, and water

water, sugar, sunlight, and carbon dioxide

How do stems help a plant to survive?

conducts water & nutrients to the leaves

How are thick cell walls important for plant defense?

keep the plant from being penetrated by animals

release oils that can be harmful to animals

certain animals are irritated by them

they will hurt an animal if it steps on them

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

certain animals are irritated by them

it releases oils that can be harmful to animals

they will hurt an animal if it steps on them

keep the plant from being penetrated by animals

What does cellular respiration produce from glucose and oxygen?

carbon dioxide, water, and energy

How do plant roots help a plant to survive?

they absorb water and nutrients

keeps the plant from being penetrated

How do leaves help a plant to survive?

make food through photosynthesis

keeps the plant from being penetrated

conducts water and nutrients from the leaves

Plants - 6th Grade Science

Quiz

•

Science

•

KG - University

•

Practice Problem

•

Medium

•

NGSS

MS-LS1-6, MS-LS2-3, MS-LS2-4

+5

Standards-aligned

Tanya Renee Caulk

Used 112+ times

FREE Resource

35 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

water

animals

wind

soil

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the female part of the flower?

petal

stamen

pistil

anther

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the function of the sepals?

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

to make food during photosynthesis

to help with pollination

to attract pollinators

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

stigma

ovary

anther

filament

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does a plant produce during photosynthesis?

carbon dioxide and water

water and sugar

oxygen and sugar

oxygen and carbon dioxide

Which of the following factors do NOT affect photosynthesis?

amount of nutrients in the soil

amount of water

light intensity

temperatures

Which part of the plant helps with water loss?

flower

stem

stomata

stigma

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Plants - 6th Grade Science

35 questions

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

What is the female part of the flower?

What is the function of the sepals?

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

What does a plant produce during photosynthesis?

Which of the following factors do NOT affect photosynthesis?

Which part of the plant helps with water loss?

What is the male part of the flower?

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

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

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