biology Edexcel gcse plants structures

Question 1

What is the primary function of roots in plants?

Answer 1

To anchor the plant and absorb water and nutrients from the soil.

Question 2

True or False: The stem of a plant primarily supports leaves and flowers.

Answer 2

True

Question 3

Fill in the blank: The part of the plant that conducts photosynthesis is called the _______.

Answer 3

leaf

Question 4

What is the function of xylem in plants?

Answer 4

To transport water and minerals from the roots to the rest of the plant.

Question 5

What is the main role of phloem?

Answer 5

To transport sugars and nutrients produced by photosynthesis throughout the plant.

Question 6

Which part of the plant is responsible for reproduction?

Answer 6

Flower

Question 7

What structure in leaves is responsible for gas exchange?

Answer 7

Stomata

Question 8

True or False: Chloroplasts are found in the roots of plants.

Answer 8

False

Question 9

What is the purpose of the cuticle on a leaf?

Answer 9

To reduce water loss by providing a waterproof layer.

Question 10

Fill in the blank: The primary photosynthetic pigment in plants is _______.

Answer 10

chlorophyll

Question 11

What is the difference between annuals and perennials?

Answer 11

Annuals complete their life cycle in one year, while perennials live for multiple years.

Question 12

What part of the plant absorbs most of the water and nutrients?

Answer 12

Root hairs

Question 13

True or False: All plants have flowers.

Answer 13

False

Question 14

What is the main function of leaves?

Answer 14

To carry out photosynthesis.

Question 15

What is the role of the apical meristem?

Answer 15

To promote vertical growth in plants.

Question 16

Fill in the blank: The part of the stem where leaves attach is called a _______.

Answer 16

node

Question 17

Which type of plant tissue is responsible for growth?

Answer 17

Meristematic tissue

Question 18

What is transpiration?

Answer 18

The process of water vapor loss from plant leaves.

Question 19

True or False: All plant cells are capable of photosynthesis.

Answer 19

False

Question 20

What is the purpose of the vascular system in plants?

Answer 20

To transport water, nutrients, and food throughout the plant.

Question 21

What are the two main types of vascular tissue?

Answer 21

Xylem and phloem

Question 22

Fill in the blank: The outer protective layer of a plant is called the _______.

Answer 22

epidermis

Question 23

What is the main function of flowers?

Answer 23

To facilitate reproduction.

Question 24

True or False: Stems can store food and water.

Answer 24

True

Question 25

What is the term for the process by which plants convert light energy into chemical energy?

Answer 25

Photosynthesis

Question 26

What is the function of the cambium layer in a plant?

Answer 26

To produce new xylem and phloem cells.

Question 27

Fill in the blank: The part of the flower that attracts pollinators is called the _______.

Answer 27

petal

Question 28

What is the role of the ovary in a flower?

Answer 28

To develop into fruit after fertilization.

Question 29

What are stomata primarily involved in?

Answer 29

Gas exchange

Question 30

True or False: The root cap protects the root as it grows through the soil.

Answer 30

True

Question 31

What type of plants typically have broad leaves?

Answer 31

Deciduous plants

Question 32

Fill in the blank: The process of transferring pollen from the male anther to the female stigma is called _______.

Answer 32

pollination

Question 33

What is the primary function of the seed?

Answer 33

To protect and nourish the developing plant embryo.

Question 34

What is the purpose of the auxins in plant growth?

Answer 34

To regulate growth and respond to light and gravity.

Question 35

True or False: All plant parts are involved in photosynthesis.

Answer 35

False

Question 36

What is the primary role of the leaf veins?

Answer 36

To transport water and nutrients and provide structural support.

Question 37

What is the main difference between monocots and dicots?

Answer 37

Monocots have one seed leaf, while dicots have two.

Question 38

Fill in the blank: The process by which plants lose water vapor is called _______.

Answer 38

transpiration

Question 39

What structure in the plant is responsible for nutrient storage?

Answer 39

Roots

Question 40

True or False: All plants require sunlight to survive.

Answer 40

True

Question 41

What is the function of the flower's stigma?

Answer 41

To receive pollen during fertilization.

Question 42

What is the main function of the pericarp?

Answer 42

To protect the seed within the fruit.

Question 43

Fill in the blank: The _______ is the part of the flower that produces pollen.

Answer 43

anther

Question 44

What is a plant's response to light called?

Answer 44

Phototropism

Question 45

True or False: The leaf structure is the same in all plant species.

Answer 45

False

Question 46

What are the two main types of root systems?

Answer 46

Taproot and fibrous root systems.

Question 47

Fill in the blank: The _______ transports sugars from the leaves to other parts of the plant.

Answer 47

phloem

Question 48

What is the purpose of leaf chloroplasts?

Answer 48

To capture light energy for photosynthesis.

Question 49

What is the term for the protective outer layer of a seed?

Answer 49

Seed coat

Question 50

True or False: The vascular system is found only in flowering plants.

Answer 50

False

Question 51

What is the primary function of the petiole in a leaf?

Answer 51

To attach the leaf to the stem.

Question 52

Fill in the blank: The _______ helps stabilize the plant and absorb nutrients.

Answer 52

roots

Question 53

What is the role of guard cells?

Answer 53

To regulate the opening and closing of stomata.

Question 54

True or False: Photosynthesis occurs only during the day.

Answer 54

True

Question 55

What is the primary purpose of the plant cuticle?

Answer 55

To prevent water loss.

Question 56

Fill in the blank: A _______ is a type of plant that completes its life cycle in one growing season.

Answer 56

annual

Question 57

What is the function of the root's mycorrhizal association?

Answer 57

To enhance nutrient uptake.

Question 58

What type of plant tissue primarily makes up the leaf structure?

Answer 58

Mesophyll

Question 59

True or False: All plants can reproduce sexually.

Answer 59

False

Question 60

What is the main role of the seed's endosperm?

Answer 60

To provide nourishment to the developing embryo.

Question 61

Fill in the blank: The _______ is responsible for the upward movement of water in plants.

Answer 61

xylem

Question 62

What process do plants use to adapt to their environment?

Answer 62

Natural selection

Question 63

True or False: Leaves are the only part of the plant that can perform photosynthesis.

Answer 63

False

Question 64

What is the primary role of the stamen in a flower?

Answer 64

To produce pollen.

Question 65

Fill in the blank: A plant's response to gravity is known as _______.

Answer 65

gravitropism

Question 66

What structure protects the developing flower bud?

Answer 66

Sepals

Question 67

True or False: All leaves are flat.

Answer 67

False

Question 68

What is the main function of the leaf cuticle?

Answer 68

To prevent water loss.

Question 69

Fill in the blank: The part of the plant that absorbs sunlight is the _______.

Answer 69

leaf

Question 70

What is the role of the root in a plant's overall health?

Answer 70

To anchor the plant and absorb water and nutrients.

Question 71

True or False: The flower is responsible for photosynthesis.

Answer 71

False

Question 72

What part of the plant is involved in the production of seeds?

Answer 72

Flower

Question 73

Fill in the blank: The _______ is the term for the protective covering of a seed.

Answer 73

seed coat

Question 74

What is the primary function of the leaf's mesophyll?

Answer 74

To facilitate photosynthesis.