Organisation Of The Organism

Question 1

What are organelles that plant cells have but not animal cells?

Answer 1

Cell wall, permanent vacuole, chloroplast

Question 2

What are organelles are found inside animal cells?

Answer 2

Cytoplasm
Nucleus
Cell membrane
Mitochondria
Ribosome
Endoplasmic reticulum

Question 3

What are organelles are found inside plant cells?

Answer 3

Cytoplasm
Nucleus
Cell membrane
Mitochondria
Ribosome
Endoplasmic reticulum
Cell wall
Permanent vacuole
Chloroplast

Question 4

Function of cytoplasm

Answer 4

Food store and medium for metabolic reaction

Question 5

Function of nucleus

Answer 5

Control cellular activities and contain genetic material

Question 6

Function of cell membrane

Answer 6

Control entry and exit of substance (semi/partially permeable)

Question 7

Function of mitochondria

Answer 7

Site for respiration/energy production

Question 8

Function of ribosome

Answer 8

Site for protein synthesis

Question 9

Function of endoplasmic reticulum

Answer 9

Involved in protein synthesis

Question 10

Function of cell wall

Answer 10

Shape/support cell (fully permeable)

Question 11

Function of vacuole

Answer 11

Site for storing nutrients and to support structure

Question 12

Function of chloroplast

Answer 12

Contains chlorophyll to absorb light for photosynthesis

Question 13

Where is phospholipid bilayer found?

Answer 13

Cell membrane

Question 14

What does the phospholipid bilayer consist of?

Answer 14

• pore protein/ channel protein
• transport protein/ carrier protein
• bilayer ( hydrophilic head and hydrophobic tail)

Question 15

What is the bilayer made of?

Answer 15

Head - phosphate and glycerol
Tail - fatty acid

Question 16

Formula for magnification

Answer 16

Magnification = image over actual

Question 17

Name the nine types of specialised cells

Answer 17

Ovum
Sperm
Ciliated epithelial cell
Red blood cell
White blood cell
Nerve cell/ neuron
Xylem
Palisade cell
Root hair cell

Question 18

Function of cilia

Answer 18

To sweep mucus and bacteria

Question 19

Function of red blood cells

Answer 19

To carry oxygen from lungs to throughout the body

Question 20

Two types of white blood cell

Answer 20

Lymphocyte, phagocyte

Question 21

Difference between the two types of WBC

Answer 21

Lymphocyte - produce antibodies, regulates immune response
Phagocyte - kills microorganisms, remove dead cells

Question 22

Function of neuron/ nerve cell

Answer 22

Sends and receives neurotransmitters

Question 23

Function of palisade cell

Answer 23

For photosynthesis

Question 24

Function of root hair cell

Answer 24

Absorb water from soil by osmosis