3.1 - Cells, Tissues, & Systems

Question 1

Organisms of any ______ can survive if both their needs and the challenges of their environment are met.

Answer 1

Kind

Question 2

A ______ organism depends on the normal function of a single cell

Answer 2

Unicellular

Question 3

A ______ organism depends on the normal function and interaction of countless cells that make up its large structure

Answer 3

Multi-cellular

Question 4

Advantages and disadvantages of multi-cellularity part 1: ⭐️ (you got this wrong on the test)
When cells are specialized for one particular function, they can perform ______ more effectively and efficiently

Answer 4

Division of labour

Question 5

Adavantages and disadvantages of multi-cellularity part 2: ⭐️(you got his wrong on the test)
The SA to V ratio and the related rate of diffusion restricts the ______ of a unicellular organism.
Internal transport systems need to be in place for multi-cellular organisms to efficiently transport and exchange materials
SA to V ratio of a cell is preferred to be small or skinny and long

Answer 5

Size

Question 6

Adavantages and disadvantages of multi-cellularity part 3:
The life of a multi-cellular organism does not depend on the proper functioning of a single cell in order to survive it is ______ of other cells

Answer 6

Dependent

“Interdependence of cells”

Question 7

Unicellular and multi-cellular are ______ types of systems

Answer 7

Open

Question 8

Unicellular obtain food ______ from the environment whereas multi-cellular obtain from the environment and then ______ it to all ______

Answer 8

Directly
Transfers
Cells

Question 9

Unicellular and multi-cellular both ______ homeostasis

Answer 9

Maintain

Question 10

In unicellular ______ functions are performed by that cell. In multi-cellular, specialization of functions occurs through the cellular differentiation ______ tissues, organs, and organ systems

Answer 10

All

Forming

Question 11

Unicellular exchange gases ______ with the environment, multi-cellular exchange gases with special structures (______ system) transporting gases to and from the cells

Answer 11

Directly

Vascular

Question 12

Unicellular remove waste ______ with the environment. Multicellular remove waste with special ______ in place.

Answer 12

Directly

Structures

Question 13

Plants are ______. They can be regarded as living systems made up of many parts, each performing its own function.

Answer 13

Multi-cellular

Question 14

As plants grow and increase in size, the ______ begin to have specialized functions. Every cell contains the same genetic material, but individual cells perform ______ jobs within the organism. Each cells performs a ______ job

Answer 14

Cells
Particular
Different

Question 15

Groups of cells performing the same functions are called ______. These contributing to the same function form ______ which are part of an ______

Answer 15

Tissues
Organs
Organ system

Question 16

The plant has two organ systems:

Answer 16

Shoot system

Root system

Question 17

Shoot system of a plant:

• everything ______ ground
• stems, leaves, buds, flowers, and fruits
• tubers (swollen stems that store food)

Answer 17

Above

Question 18

Root system of plants:

• everything ______ ground
• roots

Answer 18

Under

Question 19

Cells divide for the growth of ______ tissue and repair of ______ tissue

Answer 19

New

Damaged

Question 20

______ is the process of cell division that allows growth and repair

Answer 20

Mitosis

Question 21

In plants, increase in size results from cell division in particular grown areas called ______

Answer 21

Meristems

Question 22

Three main types of plant tissues:

Answer 22

Dermal tissue
Ground tissue
Vascular tissue

Question 23

Dermal tissue (______)

• outer layer of cells that cover all herbaceous (non woody) plants
• primarily involved in ______ exchanges of carbon dioxide and oxygen
• also ______ the plant from disease, the cells from the leaves and stems secrete a waxy substance called ______ that resist micro-organism invasion and reduces water loss
• usually one cell layer thick
• in worry plants, the ______ is replaced by cork and bark

Answer 23

Epidermis
Gas
Protects
Cuticle
Epidermis

Question 24

Ground tissue
- makes up the ______ of the plant
- found as the layer beneath the ______
- several important functions:
~ ______: strength and support the only plant
~ ______: food and water storage
~ ______: location where photosynthesis occurs
- cells in the ground tissue are loosely packed together with air spaces between to allow gases to ______ rapidly through the tissue

Answer 24

Majority
Epidermis
Stems
Roots
Leaves
Diffuse

Question 25

Vascular tissue

- ______ of materials through the plant

Answer 25

Transport

Question 26

Vascular xylem tissue
~ moves ______ and dissolves ______ from the roots up the stems to where these substances are used for photosynthesis
~ thick walled tubes of varying diameters

Answer 26

Water

Minerals

Question 27

Vascular phloem tissue
~ transports ______ from the leaves to other parts of the plants
~ ______ is used to provide energy for cellular processes such as protein manufacture, or are converted to ______
~ ______ provides fibrous structures which give the plant strength and support

Answer 27

Sugars
Sugar
Cellulose
Cellulose