Quiz about Sci7: Photosynthesis Practice

Question 1

What is the main function of chloroplasts in plant cells?

Accepted Answer

To capture energy from the sun for photosynthesis

Answer

To store water

Answer

To absorb nutrients from the soil

Answer

To protect the plant from insects

Question 2

Which of the following is NOT a raw material needed for photosynthesis?

Accepted Answer

Oxygen

Answer

Water

Answer

Carbon Dioxide

Answer

Sunlight

Question 3

What does the term "photosynthesis" mean based on its Greek roots?

Accepted Answer

Light putting together

Answer

Light creation

Answer

Light absorption

Answer

Light transformation

Question 4

What is the significance of stomata in the process of photosynthesis?

Accepted Answer

They allow gas exchange

Answer

They release glucose

Answer

They absorb sunlight

Answer

They store chlorophyll

Question 5

What are the two key products of photosynthesis?

Accepted Answer

Oxygen and Glucose

Answer

Oxygen and Carbon Dioxide

Answer

Glucose and Water

Answer

Carbon Dioxide and Water

Question 6

How does photosynthesis contribute to the ecosystem?

Accepted Answer

It provides food energy and oxygen

Answer

It decreases oxygen levels

Answer

It absorbs carbon dioxide only

Answer

It releases carbon dioxide

Question 7

What is the primary source of energy for photosynthesis?

Accepted Answer

Radiant energy/sunlight

Answer

Carbon dioxide

Answer

Oxygen

Answer

Water

Question 8

What are the two main products created during photosynthesis?

Accepted Answer

Oxygen and glucose

Answer

Sunlight and water

Answer

Carbon dioxide and chlorophyll

Answer

Chlorophyll and water

Question 9

What is the role of chlorophyll in photosynthesis?

Accepted Answer

Chlorophyll absorbs sunlight and uses it to power the chemical reaction.

Answer

Chlorophyll helps plants absorb water from the soil.

Answer

Chlorophyll is a type of sugar that plants use for energy.

Answer

Chlorophyll is a gas released into the atmosphere during photosynthesis.

Question 10

What is the main point of photosynthesis?

Accepted Answer

To convert sunlight into chemical energy (food)

Answer

To produce oxygen for animals to breathe

Answer

To turn glucose into sunlight

Answer

To break down food for energy

Question 11

What is the difference between an autotroph and a heterotroph?

Accepted Answer

Autotrophs make their own food while heterotrophs must ingest food

Answer

Heterotrophs make their own food while autotrophs must ingest their food

Question 12

Where does a plant get the energy necessary to drive the chemical reaction in photosynthesis?

Accepted Answer

From sunlight

Answer

From the soil

Answer

From water

Answer

From oxygen

Question 13

Producers use photosynthesis to create food, which is then passed through the food chain. What would happen to an ecosystem if all producers suddenly disappeared? How would this affect consumers at different levels of the food chain?

Accepted Answer

Consumers at all levels would eventually die off.

Answer

The ecosystem would remain stable.

Answer

Consumers would find alternative food sources.

Answer

Producers would quickly regenerate.

Question 14

A student is looking at cells under the microscope. They do not observe chloroplasts in the tissue sample. Will this organism be able to perform photosynthesis? Why/why not?

Accepted Answer

No, because chloroplasts are essential for photosynthesis.

Answer

Yes, because chloroplasts are not needed for photosynthesis.

Answer

Yes, because photosynthesis occurs in the mitochondria.

Answer

No, because photosynthesis can only occur in animals.

Question 15

Would you expect a plant to produce less oxygen on a sunny day or a cloudy day? Explain.

Accepted Answer

Cloudy day, because there is less sunlight.

Answer

Sunny day, because there is less sunlight.

Answer

Sunny day, because photosynthesis stops.

Answer

Cloudy day, because photosynthesis increases.

Question 16

What is the process used by plants to make their own food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Pollination

Answer

Transpiration

Question 17

What is the main product of photosynthesis?

Accepted Answer

Glucose

Answer

Water

Answer

Carbon dioxide

Answer

Oxygen

Question 18

During photosynthesis, radiant (or light) energy is converted into what kind of energy?

Accepted Answer

chemical energy

Answer

nuclear energy

Answer

mechanical energy

Answer

thermal energy

Question 19

Xylem helps plants deliver water and nutrients to the entire plant. What human body system is this like?

Accepted Answer

Circulatory system

Answer

Respiratory system

Answer

Nervous system

Answer

Digestive system

Question 20

Explain why photosynthesis is much slower in underwater plants.

Accepted Answer

Less sunlight reaches underwater plants for photosynthesis.

Answer

Underwater plants have a different process for photosynthesis that is slower.

Answer

Underwater plants have a faster metabolism, so photosynthesis is slower.

Answer

Underwater plants do not need sunlight for photosynthesis.

Question 21

Glucose is a type of?

Accepted Answer

Sugar

Answer

Vitamin

Answer

Mineral

Answer

Protein

Question 22

The arrow in a chemical equation means?

Accepted Answer

yields or rxn

Answer

sum

Answer

difference

Answer

together

Question 23

What organelle does photosynthesis occur in?

Accepted Answer

chloroplast

Answer

chlorophyll

Answer

mitochondria

Answer

nucleus

Question 24

What does the symbol CO₂ represent?

Accepted Answer

Carbon Dioxide

Answer

Glucose

Answer

Oxygen

Answer

Water

Question 25

What does the symbol H₂O represent?

Accepted Answer

Water

Answer

Carbon Dioxide

Answer

Glucose

Answer

Oxygen

Question 26

What does the symbol C₆H₁₂O₆ represent?

Accepted Answer

Glucose

Answer

Carbon Dioxide

Answer

Oxygen

Answer

Water

Question 27

What does the symbol O₂ represent?

Accepted Answer

Oxygen

Answer

Carbon Dioxide

Answer

Glucose

Answer

Water

Question 28

A consumer is also known as a _______________.

Accepted Answer

Heterotroph

Answer

Autotroph

Answer

Producer

Answer

Raw Material

Question 29

Producers are also known as autotrophs.

Accepted Answer

True

Answer

False

Question 30

The ultimate source of energy for all living things is the sun.

Accepted Answer

True

Answer

False

Question 31

The green pigment that absorbs light energy is chlorophyll.

Accepted Answer

True

Answer

False

Question 32

Most of the oxygen in Earth's atmosphere is the results of

Accepted Answer

photosynthesis

Answer

cellular respiration

Answer

burning of fossil fuels

Answer

eruption of volcanoes

Question 33

Identify one ell structure, other than the cell wall, that is found in plant cells but not found in animal cells

Accepted Answer

Chloroplast

Answer

Nucleus

Answer

Vacuole

Answer

mitochondria

Question 34

In which part of a leaf does photosynthesis take place?

Accepted Answer

chrloroplast

Answer

cell wall

Answer

cell membrane

Answer

nucleus

Question 35

Organisms are classified as producers if they are able to

Accepted Answer

make their own food

Answer

remove oxygen from the air

Answer

remove microbes from the soil

Answer

make carbon dioxide

Question 36

An example of an autotroph is

Accepted Answer

algae

Answer

human

Answer

cat

Answer

worm

Question 37

What is the primary structure in the potato plant that converts light energy into chemical energy?

Accepted Answer

leaves

Answer

flower

Answer

roots

Answer

tuber

Sci7: Photosynthesis Practice

41 questions

What is the main function of chloroplasts in plant cells?

Which of the following is NOT a raw material needed for photosynthesis?

What does the term "photosynthesis" mean based on its Greek roots?

What is the significance of stomata in the process of photosynthesis?

What are the two key products of photosynthesis?

Which of the following is a chemical equation for photosynthesis?

How does photosynthesis contribute to the ecosystem?

What is the primary source of energy for photosynthesis?

What are the two main products created during photosynthesis?

What is the role of chlorophyll in photosynthesis?

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