Revision term 1

Revision term 1
Year 9
1 / 38
suivant
Slide 1: Diapositive
ScienceLower Secondary (Key Stage 3)

Cette leçon contient 38 diapositives, avec quiz interactifs et diapositive de texte.

time-iconLa durée de la leçon est: 50 min

Éléments de cette leçon

Revision term 1
Year 9

Slide 1 - Diapositive

What is the basic structural and functional unit of all living organisms?
A
Organism
B
Cell
C
Organ
D
Tissue

Slide 2 - Quiz

Which organelle is responsible for protein synthesis?
A
Ribosome
B
Nucleus
C
Mitochondria
D
Golgi Apparatus

Slide 3 - Quiz

Which structure regulates the movement of substances in and out of the cell?
A
Cytoplasm
B
Endoplasmic Reticulum
C
Cell Membrane
D
Lysosome

Slide 4 - Quiz

What is the site of cellular respiration in eukaryotic cells?
A
Nucleus
B
Chloroplast
C
Mitochondria
D
Vacuole

Slide 5 - Quiz

Which organelle contains genetic material and controls cell activities?
A
Vacuole
B
Peroxisome
C
Nucleus
D
Centriole

Slide 6 - Quiz

Which organisms can produce cellulose?
A
Plants
B
Bacteria
C
Algae
D
Fungi

Slide 7 - Quiz

What is the primary function of cellulose in plants?
A
Facilitating cellular respiration.
B
Providing structural support and rigidity to plant cells.
C
Promoting muscle contraction.
D
Acting as a neurotransmitter.

Slide 8 - Quiz

What is the main function of the cell wall in a plant cell?
A
Produces energy for the cell
B
Provides support and protection for the cell
C
Regulates movement of substances into and out of the cell
D
Stores genetic material of the cell

Slide 9 - Quiz

Which organelle is responsible for photosynthesis in plant cells?
A
Golgi apparatus
B
Nucleus
C
Mitochondria
D
Chloroplasts

Slide 10 - Quiz

What is the function of xylem cells?
A
Conducting photosynthesis
B
Producing flowers and fruits
C
Transporting water and minerals
D
Storing food and nutrients

Slide 11 - Quiz

Which specialized plant cell contains chloroplasts?
A
Guard cells
B
Palisade cells
C
Phloem cells
D
Root hairs

Slide 12 - Quiz

Which specialized plant cell absorbs water and nutrients from the soil?
A
Companion cells
B
Meristem cells
C
Root hairs
D
Vascular cambium

Slide 13 - Quiz

What is the function of red blood cells?
A
Digesting food
B
Producing hormones
C
Pumping blood to the heart
D
Transporting oxygen to body tissues

Slide 14 - Quiz

Which cell type is responsible for transmitting nerve impulses?
A
Nerve cells
B
Epithelial cells
C
Muscle cells
D
Fat cells

Slide 15 - Quiz

Which cell type is specialised for moving egg cells in the oviducts?
A
Epithelial cells
B
Skin cells
C
Liver cells
D
Bone cells

Slide 16 - Quiz

What is the function of muscle cells?
A
Carrying oxygen
B
Storing fat
C
Producing enzymes
D
Generating force and movement by contracting.

Slide 17 - Quiz

What is magnification?
A
The process of enlarging an object
B
The process of illuminating an object
C
The process of rotating an object
D
The process of reducing an object

Slide 18 - Quiz

What is the formula to calculate magnification?
A
Magnification = Object size / Image size
B
Magnification = Image size / Object size
C
Magnification = Image size x Object size
D
Magnification = Object size - Image size

Slide 19 - Quiz

What is the unit of magnification?
A
No unit (it is a dimensionless quantity)
B
Meter
C
Gram
D
Second

Slide 20 - Quiz

Which subatomic particle has a positive charge?
A
Electron
B
Neutron
C
Proton
D
Atom

Slide 21 - Quiz

What is the total number of protons and neutrons in an atom called?
A
Electron configuration
B
Valence electrons
C
Atomic number
D
Mass number

Slide 22 - Quiz

Which subatomic particle is located outside the nucleus of an atom?
A
Electron
B
Neutron
C
Proton
D
Atomic mass

Slide 23 - Quiz

What is the positively charged center of an atom called?
A
Electron cloud
B
Nucleus
C
Atomic radius
D
Atomic weight

Slide 24 - Quiz

Who proposed the plum pudding model of the atom?
A
J.J. Thomson
B
Ernest Rutherford
C
Niels Bohr
D
John Dalton

Slide 25 - Quiz

Who discovered the nucleus of the atom?
A
John Dalton
B
Niels Bohr
C
Ernest Rutherford
D
J.J. Thomson

Slide 26 - Quiz

Which scientist developed the planetary model of the atom?
A
Ernest Rutherford
B
John Dalton
C
Niels Bohr
D
J.J. Thomson

Slide 27 - Quiz

Who proposed the theory of atomic structure with electron shells?
A
John Dalton
B
J.J. Thomson
C
Niels Bohr
D
Ernest Rutherford

Slide 28 - Quiz

Which scientist is known as the father of modern atomic theory?
A
John Dalton
B
Ernest Rutherford
C
Niels Bohr
D
J.J. Thomson

Slide 29 - Quiz

Which property allows metals to be hammered into thin sheets?
A
Ductility
B
Malleability
C
Brittleness
D
Rigidity

Slide 30 - Quiz

Which property of metals allows them to conduct electricity?
A
Resistance
B
Thermal conductivity
C
Electrical conductivity
D
Insulation

Slide 31 - Quiz

Which property makes metals shiny and reflective?
A
Transparency
B
Luster
C
Opacity
D
Dullness

Slide 32 - Quiz

Which property makes metals solid at room temperature?
A
Volatility
B
High melting point
C
Low melting point
D
Gas state

Slide 33 - Quiz

Which property gives metals the ability to be stretched into wires?
A
Brittleness
B
Ductility
C
Malleability
D
Rigidity

Slide 34 - Quiz

Which of the following is a property of non metals?
A
High melting point
B
Low electrical conductivity
C
Malleability
D
Good heat conductivity

Slide 35 - Quiz

Non metals are generally ______ at room temperature.
A
Liquids
B
Plasma
C
Solids
D
Gases

Slide 36 - Quiz

Which of the following is NOT a property of non metals?
A
Low melting point
B
Dull appearance
C
Brittle
D
High density

Slide 37 - Quiz

Which of the following is a property of non metals?
A
Ductility
B
High conductivity
C
Brittleness
D
Malleability

Slide 38 - Quiz