Photosynthesis

Question 1

What is chlorophyll?

Answer 1

The pigment that gives plants their green color and helps the process of photosynthesis by ABSORBING light.

Question 2

What is the chloroplast?

Answer 2

The PLANT CELL STRUCTURE where photosynthesis occurs.

Question 3

What is the xylem?

Answer 3

The PLANT VASCULAR TISSUE that moves water and dissolved minerals UPWARDS towards the rest of the also provides physical support.

Question 4

What is the process of photosynthesis?

Answer 4

Plants take in water and use carbon dioxide energy from the sun to turn them into food

Question 5

What does photosynthesis mean?

Answer 5

Photo means LIGHT

Synthesis means TO MAKE

Photosynthesis means making with light

Question 6

What source must you have to perform photosynthesis?

Answer 6

Light water and Co2.

Question 7

What are the 4 minerals?

Answer 7

Potassium

Magnesium

Phosphorus

Nitrogen

Question 8

How do plants use potassium?

Answer 8

For respiration and photosynthesis.

Question 9

How do plants use nitrogen?

Answer 9

To make proteins to build new cells

Question 10

How do plants use magnesium?

Answer 10

To make chlorophyll

Question 11

How do plants use phosphorus?

Answer 11

For energy transfer

Question 12

Whats the symbol equation for

Carbon dioxide+ water——> Glucose + oxygen

Answer 12

CO2 + H2O——> C6H12O6 + O2

Question 13

What makes plants grow without soil?

Answer 13

Aeroponics

Question 14

What do plants need to grow?

Answer 14

Sunlight

Nutrients

Water

Air

Question 15

What is glucose used for?

Answer 15

Its used for respiration or converted to a starched stored.

Question 16

Why do leaves have broad surfaces?

Answer 16

Because it has a large surface area to absorb light.

Question 17

What metal is carbon?

Answer 17

Carbon is a common non metal.

Question 18

What is a characteristic of carbon?

Answer 18

Carbon can bond with other gases, including carbon monoxide and carbon dioxide and carbon is found in every single living thing

Question 19

What are 3 types of carbon.

Answer 19

Graphite

Diamond

Amorphous

Question 20

Characteristic of graphite?

Answer 20

It is very soft

Question 21

Characteristic of diamond?

Answer 21

It is a very hard substance

Question 22

Characteristic of amorphus

Answer 22

Coal is found in Amorphous carbon deposits made millions of years ago

Question 23

What is decomposition?

Answer 23

Its the process of breaking down a material

Question 24

What are decomposers?

Answer 24

They are the micro organisms that feed on feces and dead organisms they include bacteria and fungi

Question 25

What are fossil fuels?

Answer 25

the remains of dead plants and animals

Question 26

Name 3 examples of fossil fuels

Answer 26

Coal Oil Natural Gas

Question 27

What is combustion?

Answer 27

Its a reaction between a substance and oxygen in the air.

Question 28

What is the scientific word for burning?

Answer 28

Combustion

Question 29

Name 3 biotic factors

Answer 29

Plants Animals Microorganisms

Question 30

Name 3 abiotic factors

Answer 30

Carbon dioxide Soil Carbohydrates

Question 31

What do the leaves do?

Answer 31

Transport light and water within the plant

Question 32

What do the roots do?

Answer 32

Absorb minerals and water from the soil

Question 33

What does the stem do?

Answer 33

Transport glucose and water within the plant

Question 34

in the food chain what does the secondary consumer feed on?

Answer 34

The primary consumer

Question 35

What is an organism that consumes only plants called?

Answer 35

A herbivore

Question 36

What is an organism that uses light to make glucose for growth called?

Answer 36

A producer

Question 37

What will a primary consumer always be?

Answer 37

A herbivore

Question 38

In a food chain, what does the secondary consumer provide carbon to?

Answer 38

Tertiary consumer

Question 39

Where does respiration occur?

Answer 39

Mitochondria

Question 40

What is diffusion?

Answer 40

Movement of molecules from an area of high concentration to area of lower concentration.

Question 41

What is active transport?

Answer 41

The movement of materials through a cell membrane using energy

Question 42

When is osmosis?

Answer 42

Diffusion of water across selectively permeable membrane

Question 43

Similarities between photosynthesis and respiration

Answer 43

Involve exchange of gases and production of energy

Question 44

Differences between photosynthesis and respiration

Answer 44

In photosynthesis food is made In the respiration food is broken down photosynthesis takes place in chloroplast Respiration takes place in the mitochondria

Question 45

Why is photosynthesis important?

Answer 45

It provides oxygen for consumers and makes food for plants

Question 46

What is transpiration?

Answer 46

Evaporation of water from the stomata of a leaf

Question 47

Why does transpiration happen

Answer 47

Helps regulate plants temperature, and maintain its shape

Question 48

What factors affect transpiration

Answer 48

High humidity reduce rate of transpiration, because the air is already moist, making it harder for water to the evaporate from the leaves

Question 49

What’s adhesion?

Answer 49

When water molecules are attracted to the walls of the vessel element

Question 50

What’s cohesion?

Answer 50

When water molecules are attracted to each other

Question 51

What’s a root hair cell?

Answer 51

Out growth of epidermal cells that absorb water and minerals from the soil

Question 52

How does water move through the root?

Answer 52

moves from the cell to cell through cell by osmosis, till it reaches the xylem

Question 53

What does the cell wall do?

Answer 53

Maintains cell shape

Question 54

What does the cell surface membrane do?

Answer 54

Controls what enters and leaves the cell

Question 55

What is a cytoplasm?

Answer 55

Where reactions take place

Question 56

What does a nucleus do?

Answer 56

Control center of the cell containing genetic information

Question 57

What does the vacuole do?

Answer 57

Stores the cell sap