Free Printable Photosynthesis Review

Worksheets

Photosynthesis Review

Total questions: 16

Worksheet time: 16mins

Name

Class

Date

What chemical found in plant cells is able to use the energy in sunlight to make food?

cytoplasm

chlorophyll

lactic acid

sulfuric acid

In what part of a plant does the process of photosynthesis occur?

flower

xylem

leaves

roots

Which of the following is the correct equation for PHOTOSYNTHESIS?

CO₂+ light + H₂O --> O₂+ Sugar

CO₂+ sugar + H₂O --> O₂+ light

_O2+ light + H₂O --> CO₂+ Sugar

CO₂+ O₂ + H₂O --> Light+ Sugar

Which gas is removed from the atmosphere during photosynthesis?

hydrogen

oxygen

nitrogen

carbon dioxide

The main job of plant roots is _____.

to conduct photosynthesis and to produce sugar

to make seeds and prepare the plant for pollination

to hold the plant in place and absorb water and minerals

to provide a tasty treat for the animals that dig them up and eat them

What gas do plants need to make their own food through photosynthesis?

oxygen

carbon dioxide

helium

neon

Why is photosynthesis important?

Plants provide us with oxygen to breathe

Plants take in oxygen from the environment

Plants provide us with food

Plants take in carbon dioxide from the environment

Chlorophyll causes many plants to be what color?

yellow

green

brown

orange

Chloroplasts are...

Structures of animal cells to produce ATP

Organelles where lipids are elaborated

Specialized structures of plants where food is made

Waste organelle of plants

10.

What gas is released by plants during photosynthesis?

sulfur

carbon dioxide

oxygen

hydrogen

11.

Chlorophyll absorbs a higher percentage of _____ and _______ light.

purple and green

red and blue

black and orange

yellow and green

12.

The main source of energy for all life comes from ____.

the Earth

the moon

the sun

the food we eat/make

13.

What does ATP do for the plant?

Get split to produce oxygen gas

Turn into sugar

Serve as building blocks for all plant structures

provide energy for creation of sugar

14.

What is ATP?

protein

carbohydrate

energy molecule

all of the above

15.

Which structure allows gases to come in and out of leaf?

chloroplast

mitochondria

roots

stomata

16.

What was the name of the event that happened some 2 BYA where most obligate anaerobic organisms became extinct?

The carbon dioxide catastrophe

The oxygen catastrophe

The aerobic catastrophe

The mass extinction of 2 BYA

100 %

Photosynthesis Review

Total questions: 16

Worksheet time: 16mins

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