Biology Grade 8 Question Preview (ID: 42761)


Biology Grade 8. TEACHERS: click here for quick copy question ID numbers.

Definition of cells
a) Largest units for living organisms
b) Smallest units of living organisms
c) None
d) All

Cholorophyll
a) Light green pigmentation
b) Green pigment in plant cells that absorb radiant energy
c) All
d) Dark red pigment of plant cells

Definition of Glucose
a) Sugar to drink tea
b) Sugar and the simplest form of food
c) Energy and the simplest form of food
d) None

Starch
a) an energy light
b) an energy store
c) source of light
d) none

Definition of Cellulose
a) raw materials that plants need to survive
b) distributed materials on the plants
c) the tough material of which plants are mainly made up
d) None

Water
a) Plant roots absorb water from the soil
b) It then moves up through the xylem
c) all
d) None

Potential energy
a) Energy that is stored in an object or system
b) It has the potential to grow
c) It uses the energy up immediately
d) None

Carbon dioxide
a) Plants absorb carbon dioxide
b) Gases are absorbed and released through the
c) Plants leaves
d) All

Oxygen is used during
a) Cellular respiration
b) In both plants and animals
c) to release energy from food
d) All

Oxygen used during respiration
a) Food used by animals
b) To produce energy to live and grow
c) All
d) None

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