Grade 6 Science Chapter 7 Exam Revision

Unicellular and Multicellular describe how organisms:

• grow

• reproduce

• are organised

• respond to stimuli

The life cycle of the frog shows us how:

• they reproduce

• they grow and develop

• they maintain homeostasis

• they are organised

How do unicellular organisms reproduce?

• with specialised cells

• by multiplying

• with eggs

• by dividing

Which of these are examples of internal stimuli?

• light

• temperature

• plants growing towards the light

• hunger and thirst

Plants growing towards the light is an example of:

• internal stimuli of hunger

• external stimuli of temperature

• external stimuli of light

• internal stimuli of thirst

Where does all energy originally come from?

• the sun

• the plants

• the animals

• the decomposers

Describe the transfer of energy in this picture:

• from the fox to the mouse to the grass

• from the mouse to the snake to the grass

• from the owl to the grass to the mouse

• from the grass to the mouse to the fox

Bacteria, Archaea and Eukarya are the 3 types of:

• domains

• kingdoms

• genus

• species

Which kingdoms contain only multicellular organisms?

• bacteria and fungi

• protista and animalia

• plantae and archaea

• animalia and plantae

Which groups are used to make a binomial nomenclature?

• kingdom and phylum

• order and class

• family and genus

• genus and species