Lesson 1: Photosynthesis

Question 1

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Answer 1

Photosynthesis

Question 2

Fill in the blank: The main pigment involved in photosynthesis is called __________.

Answer 2

chlorophyll

Question 3

What are the two processes of photosynthesis?

Answer 3

Light-dependent reactions
Calvin cycle (light-independent reactions).

Question 4

Where in the plant cell does photosynthesis take place?

Answer 4

In the chloroplasts.

Question 5

What is the chemical equation for photosynthesis?

Answer 5

6CO2 + 6H2O + light energy → C6H12O6 + 6O2.

Question 6

Multiple Choice: Which of the following is a product of photosynthesis? A) Glucose B) Oxygen C) Both A and B

Answer 6

C) Both A and B

Question 7

it provides energy

Answer 7

SUN

Question 8

True or False: The Calvin cycle requires light to occur.

Answer 8

False

Question 9

What gas is released as a byproduct of photosynthesis?

Answer 9

Oxygen.

Question 10

Fill in the blank: The __________ is the part of the plant that absorbs light for photosynthesis.

Answer 10

leaf

Question 11

Multiple Choice: Which type of organisms primarily perform photosynthesis? A) Animals B) Plants C) Fungi

Answer 11

B) Plants

Question 12

What is the primary function of chlorophyll in photosynthesis?

Answer 12

To absorb light energy.

Question 13

Short Answer: Name one factor that can affect the rate of photosynthesis.

Answer 13

Light intensity, carbon dioxide concentration, or temperature.

Question 14

What are stomata?

Answer 14

Small openings on the surfaces of leaves that allow for gas exchange.

Question 15

True or False: All plants perform photosynthesis.

Answer 15

False

Question 16

What is the role of water in photosynthesis?

Answer 16

It serves as a reactant and is split to release oxygen.

Question 17

Fill in the blank: The __________ is the cycle that converts carbon dioxide into glucose in photosynthesis.

Answer 17

Calvin cycle

Question 18

Multiple Choice: Which of the following is NOT a product of photosynthesis? A) Glucose B) Carbon dioxide C) Oxygen

Answer 18

B) Carbon dioxide

Question 19

What is the significance of photosynthesis for life on Earth?

Answer 19

It produces oxygen and organic compounds that are essential for most living organisms.

Question 20

Short Answer: How do plants store the glucose produced during photosynthesis?

Answer 20

As starch.

Question 21

True or False: Photosynthesis only occurs during the day.

Answer 21

True

Question 22

What is the relationship between photosynthesis and cellular respiration?

Answer 22

Photosynthesis produces glucose and oxygen, which are used in cellular respiration to produce energy.

Question 23

Fill in the blank: The light-dependent reactions occur in the __________ of the chloroplast.

Answer 23

thylakoid membranes

Question 24

Organisms that make their own food are called

Answer 24

Autotrophs

Question 25

Uses solar energy (photosynthesis) to get energy

Answer 25

Phototrophs

Question 26

Use different chemical process to get energy

Answer 26

Chemotrophs

Question 27

Organisms that must take in food to meet their energy needs

Answer 27

Heterotrophs

Question 28

Animals that consume plants are called

Answer 28

Herbivorse

Question 29

Animals that consume other animals are called

Answer 29

Carnivorse

Question 30

Animal that consume both plant and meat are called

Answer 30

Omnivorse

Question 31

3 Stages in Photosynthesis

Answer 31

1. Capturing energy from sunlight 2. Making ATP (Adenosine Triphosphate) 3. Building Carbohydrates

Question 32

Where did Light dependent reaction occur

Answer 32

GRANA

Question 33

Where did Light Independent Reaction occurs

Answer 33

STROMA

Question 34

What are the 3 raw materials for photosynthesis

Answer 34

1. Light energy from the sun 2. Water H2O 3. Carbon Dioxide CO2

Question 35

Raw material in Light Dependent Reaction

Answer 35

Water and Light Energy

Question 36

Raw material in Light Independent Reaction

Answer 36

Carbon Dioxide, ATP, NADPH

Question 37

Product of Light dependent reaction

Answer 37

Oxygen, ATP, NADPH (Nicotinamide Adenosine Dinucleotide Phosphate Hydrogen)

Question 38

Product of Light Independent Reaction

Answer 38

GLUCOSE

Question 39

3 STEPS in Calvin Cycle

Answer 39

1. Carbon Fixation 2. Reduction 3. Regeneration of Ribulose 1,5 Bisphosphate

Question 40

3 STEPS in Calvin Cycle

Answer 40

1. Carbon Fixation 2. Reduction 3. Regeneration of Ribulose Bisphosphate (RuBP)

Question 41

how many turns for Calvin cycle to produce 3 CO2

Answer 41

3 Turns

Question 42

What is the process of splitting of Water H2O

Answer 42

Photolysis

Question 43

How many turns for Calvin cycle to produce 1 GLUCOSE