Cells and Body Systems

Question 1

What are cells?

Answer 1

Cells are the smallest unit that can live on it’s own

Question 2

What are tissues?

Answer 2

Tissues are groups of similar cells working together to carry out a specific function

Question 3

What are organisms?

Answer 3

Organs are a group of similar tissues working together to carry out a specific function

Question 4

What are all living things made out of?

Answer 4

All living things are made out of cells

Question 5

What are specialised cells?

Answer 5

A cell designed to carry a particular job in the body

Question 6

What is the function of red blood cells?

Answer 6

Red blood cells are in a biconcave shape and carry oxygen from the lungs to all the parts of the body

Question 7

What is the function of nerve cells?

Answer 7

Nerve cells receive and send messages from the body to the brain

Question 8

What is the function of root hair cells?

Answer 8

Root hair cells absorb water

Question 9

What is the function of white blood cells?

Answer 9

White blood cells help the body fight infections and other diseases

Question 10

What is the function of palisade cells?

Answer 10

Palisade cells absorb light

Question 11

What organelle carries out photosynthesis?

Answer 11

Chloroplasts

Question 12

What organelle contains DNA?

Answer 12

Nucleus

Question 13

What organelle carries out respiration?

Answer 13

Mitochondria

Question 14

What organelle contains proteins?

Answer 14

Ribosomes

Question 15

What organelle contains sugar and sap?

Answer 15

Vacuole

Question 16

What organelle do reactions take place?

Answer 16

Cytoplasm

Question 17

What organelle controls what goes in and out of the cell?

Answer 17

Cell Membrane

Question 18

What organelle maintains the shape of the cell?

Answer 18

Cell Wall

Question 19

What organelles do only plant cells have?

Answer 19

Cell Wall, Vacuole and Chloroplasts

Question 20

What are body systems?

Answer 20

Body Systems are groups of organs and tissues that work together to perform important jobs for the body

Question 21

What are the different types of body systems?

Answer 21

The different types of body systems are skeletal, respiratory, and the reproductive system

Question 22

What is the function of the skeletal system?

Answer 22

It gives the body shape, allows movement, and makes blood cells, provides protection for organs and stores minerals

Question 23

How many bones does the human skeleton have?

Answer 23

206 bones

Question 24

What are joints?

Answer 24

Where two or more bones meet to allow movement

Question 25

What are three types of joints?

Answer 25

Hinge, ball and socket and fixed joint

Question 26

What is the function of hinge joint?

Answer 26

Hinge joint is for movement forwards and backwards

Question 27

What is the function of ball and socket joint?

Answer 27

Ball and socket joint is for movement in all direction

Question 28

What is the function of fixed joint?

Answer 28

Fixed joints is for movements in no direction

Question 29

What does bone marrow do?

Answer 29

Bone marrow makes red and white blood cells

Question 30

What is a mineral from our diet, which makes our bones strong?

Answer 30

Calcium

Question 31

What are the four functions of the skeleton?

Answer 31

Support, protection, making blood cells and movement

Question 32

What are fluids between your bones called?

Answer 32

It is called lubrication and it prevents friction

Question 33

Why are bones hard?

Answer 33

For protection

Question 34

What protects your lungs?

Answer 34

Rib

Question 35

What protects your brain?

Answer 35

Skull

Question 36

What protects your spinal cord?

Answer 36

Vertebrae

Question 37

What protects your heart?

Answer 37

Rib

Question 38

What are bones joined to other bones by?

Answer 38

Ligaments

Question 39

What are ligaments?

Answer 39

Bundles of connective tissues that connects to one bone. They keep our bones in place and stop us from moving them too far in any direction

Question 40

What are cartilages?

Answer 40

Cartilages are strong, but smoother than bone and more flexible

Question 41

What is synovial fluid?

Answer 41

Synovial fluid acts like oil for a machine, lubricating the joints and allowing smoother movements

Question 42

What is the respiratory system?

Answer 42

The network of organs and tissues that help you breathe

Question 43

How does gas exchange happen?

Answer 43

Air enters nose or mouth, air moves down the trachea, air moves into the bronchi, air moves into the bronchioles and air moves into alveoli

Question 44

Where does gas exchange happen?

Answer 44

In the alveoli

Question 45

What is inhaled into the body and what is exhaled out the body?

Answer 45

Oxygen is inhaled in the body and carbon dioxide, nitrogen are exhaled out of the body

Question 46

What is the reproductive system?

Answer 46

The reproductive system is made of organs involved with sexual reproduction