Cells, Tissues and Organs

Question 1

What are examples of tissues?

Answer 1

-Muscle
-Lining of intestine
-Lining of lungs
-Phloem
-Root hair tissue

Question 2

What are organelles?

Answer 2

Sub-cellular structures that are specialised to carry out specific jobs within the cell

Question 3

What is a tissue?

Answer 3

A group of similar cells that work together to carry out a function

Question 4

What is an organ?

Answer 4

A group of different tissues that work together to carry out a function

Question 5

What are the 3 types of tissues in humans?

Answer 5

-Epithelial tissue
-Muscular tissue
-Glandular tissue

Question 6

Which part of your body contains all 3 types of tissue?

Answer 6

The stomach

Question 7

What is an organ system?

Answer 7

A group of organs that work together to carry out a function, eg: digestive system

Question 8

What is the order of how an organism is made?

Answer 8

Organelles -> Cells -> tissues -> organs -> systems -> organism

Question 9

What are examples of cells?

Answer 9

Root hair cell
Bone cell
Nerve cell
Epithelial cell

Question 10

What are examples of tissues?

Answer 10

Root epidermis
Skeletal tissue
Nervous tissue
Intestinal epithelium

Question 11

What are examples of systems?

Answer 11

Nervous system
Root system
Digestive system
Skeletal system

Question 12

What are examples of organs?

Answer 12

Brain
Small intestine
Femur
Root

Question 13

What are key human organ systems?

Answer 13

Circulatory system
Respiratory system
Digestive system
Reporductive system

Question 14

What does the circulatory system do?

Answer 14

Transports substances in blood

Question 15

Which organs are involved in the circulatory system?

Answer 15

Heart and blood vessels

Question 16

What does the respiratory system do?

Answer 16

Take in oxygen and remove carbon dioxide

Question 17

Which organs are involved with respiratory system?

Answer 17

Nose and lungs

Question 18

What does the digestive system do?

Answer 18

Break down food and absorb nutrients

Question 19

Which organs are involved with the digestive system?

Answer 19

Stomach and intestines

Question 20

What does the reproductive system do?

Answer 20

Reproduce, make new children

Question 21

Which organs are involved with the reproductive system?

Answer 21

Genitals

Question 22

What are the 4 organs of a flower?

Answer 22

Root, leaves, stem and petals/flower

Question 23

Why are unicellular organisms constantly in direct contact with their environment?

Answer 23

So they can absorb nutrients straight from their surroundings, which is why they do not need organ systems

Question 24

Why do multicellular organisms need organ systems?

Answer 24

They have many more cells that cannot all be in direct contact with the environment, therefore the organisms develop systems to ensure they receive all nutrients that they need, which is why we need organ systems.

Question 25

What is a group of tissues known as?

Answer 25

An organ