Plants Stuff Flashcards
What are the main divisions of the plant kingdom?
The main divisions of the plant kingdom are Bryophyta (mosses), Pteridophyta (ferns), Gymnosperms (conifers), and Angiosperms (flowering plants).
True or False: Angiosperms produce seeds enclosed within a fruit.
True
Fill in the blank: The process by which plants make their food using sunlight is called ___.
photosynthesis
What part of the plant is responsible for absorbing water and nutrients from the soil?
Roots
Which plant part is mainly responsible for photosynthesis?
Leaves
What is the function of the stem in plants?
The stem supports the plant and transports nutrients and water between the roots and leaves.
Multiple Choice: What is the primary function of flowers in angiosperms?
A) Photosynthesis
B) Reproduction
C) Water absorption
D) Nutrient storage
B) Reproduction
True or False: Gymnosperms have seeds that are not enclosed in an ovary.
True
What are chloroplasts?
Chloroplasts are organelles in plant cells that conduct photosynthesis.
Fill in the blank: The outer protective layer of a plant is known as the ___.
epidermis
What is the purpose of stomata in leaves?
Stomata control gas exchange and transpiration in plants.
Multiple Choice: Which of the following is NOT a type of plant tissue?
A) Dermal
B) Vascular
C) Ground
D) Muscular
D) Muscular
What is the role of xylem in plants?
Xylem transports water and dissolved minerals from the roots to the rest of the plant.
True or False: Phloem is responsible for transporting food produced by photosynthesis.
True
What type of growth do plants exhibit at their tips?
Apical growth
Fill in the blank: The process of cell division in plants is called ___.
mitosis
What is the main function of plant roots?
The main function of roots is to anchor the plant and absorb water and nutrients.
Multiple Choice: Which part of the plant primarily stores energy?
A) Leaves
B) Roots
C) Flowers
D) Stems
B) Roots
True or False: All plants reproduce sexually.
False
What is the primary purpose of the plant cuticle?
The cuticle prevents water loss from the plant surface.
Fill in the blank: Plants that complete their life cycle in one year are called ___.
annuals
What is the term for the growth that occurs in the width of the plant?
Lateral growth
Multiple Choice: Which of the following is a characteristic of ferns?
A) They produce flowers.
B) They have seeds.
C) They reproduce via spores.
D) They are always woody.
C) They reproduce via spores.
True or False: All plants have flowers.
False
What are the two main types of root systems?
Taproot system and fibrous root system.
Fill in the blank: The main pigment involved in photosynthesis is called ___.
chlorophyll
What is the function of plant hormones?
Plant hormones regulate growth, development, and responses to stimuli.
Multiple Choice: Which hormone is primarily responsible for cell elongation?
A) Ethylene
B) Auxin
C) Gibberellin
D) Cytokinin
B) Auxin
True or False: Plant cells contain a cell wall made of cellulose.
True
What is the significance of pollination in flowering plants?
Pollination is crucial for the fertilization of ovules and the production of seeds.
Fill in the blank: The area of the stem where leaves attach is called a ___.
node
What type of plants are known as ‘evergreens’?
Plants that retain their leaves throughout the year.
Multiple Choice: Which part of the flower contains the ovary?
A) Stamen
B) Petal
C) Pistil
D) Sepal
C) Pistil
True or False: Sapwood is the older, non-functional part of a tree.
False
What is the primary role of the leaf blade?
The leaf blade is the main site for photosynthesis.
Fill in the blank: The term for the natural process of plant aging is called ___.
senescence
What is the role of the cambium in plants?
Cambium is responsible for secondary growth by producing new xylem and phloem.
Multiple Choice: Which is NOT a factor affecting plant growth?
A) Light
B) Soil
C) Temperature
D) Music
D) Music
True or False: Deciduous trees lose their leaves in the winter.
True
What is a plant’s response to gravity called?
Gravitropism
Fill in the blank: The process of water movement through a plant is known as ___.
transpiration
What are the tiny openings on the underside of leaves that allow gas exchange called?
Stomata
Multiple Choice: What type of plant has a vascular system?
A) Non-vascular plants
B) Vascular plants
C) Mosses
D) Algae
B) Vascular plants
True or False: Mycorrhizae are beneficial fungi that form symbiotic relationships with plant roots.
True
What is the term for the flowering part of a plant that attracts pollinators?
Flower
Fill in the blank: The protective covering for seeds is called the ___.
seed coat
What are the four main parts of a flower?
Sepals, petals, stamens, and pistils.
Multiple Choice: Which part of the plant is involved in nutrient transport?
A) Roots
B) Leaves
C) Stem
D) Flowers
C) Stem
True or False: All plants photosynthesize.
False
What is the process by which seeds develop from fertilized ovules?
Seed development
Fill in the blank: Plant cells contain ___, which are responsible for photosynthesis.
chloroplasts
What is the role of the root cap?
The root cap protects the growing tip of the root as it pushes through the soil.
Multiple Choice: Which type of plant grows in aquatic environments?
A) Terrestrial plants
B) Aquatic plants
C) Desert plants
D) Alpine plants
B) Aquatic plants
True or False: The leaf petiole connects the leaf blade to the stem.
True
What is the term for the area of a plant where growth occurs?
Meristem
Fill in the blank: Plants that grow from seeds each year are called ___.
annuals
What is the purpose of plant adaptation?
Plant adaptation allows plants to survive and thrive in their specific environments.
Multiple Choice: Which of the following is a type of asexual reproduction in plants?
A) Pollination
B) Budding
C) Fertilization
D) Germination
B) Budding
True or False: All plants require sunlight to grow.
False
What is the primary function of the flower’s stigma?
The stigma receives pollen during fertilization.
Fill in the blank: The part of the flower that produces pollen is called the ___.
stamen
What is the term for the green pigment in plants that captures light energy?
Chlorophyll
Multiple Choice: Which is a characteristic of monocots?
A) Parallel leaf veins
B) Vascular bundles in a ring
C) Taproot system
D) Two cotyledons
A) Parallel leaf veins
True or False: Perennials live for more than two years.
True
What is the function of the ovary in a flower?
The ovary contains ovules and develops into fruit after fertilization.
Fill in the blank: The structure that supports the flower and connects it to the stem is called the ___.
receptacle
What is the role of the sepals in a flower?
Sepals protect the developing flower bud.
Multiple Choice: Which of the following is NOT a function of leaves?
A) Photosynthesis
B) Water storage
C) Gas exchange
D) Nutrient transport
D) Nutrient transport
True or False: The vascular system consists of xylem and phloem.
True
What is the main purpose of transpiration in plants?
Transpiration helps in nutrient transport and cooling the plant.
Fill in the blank: The protective layer of cells covering the root tip is called the ___.
root cap
What type of growth occurs in the lateral meristem?
Secondary growth
Multiple Choice: Which part of the plant is primarily responsible for anchoring it in the soil?
A) Stem
B) Leaves
C) Roots
D) Flowers
C) Roots
True or False: The primary growth of a plant occurs at the root and shoot tips.
True
What is the main function of the pericarp?
The pericarp is the part of the fruit that develops from the ovary wall.
Fill in the blank: Plants that grow year after year without replanting are called ___.
perennials
