1. Ecosystems A Habitat is _________________________________
It may consist of __________ and non-living factors.
Living organisms are called ___________ (Biotic/Abiotic) and non-living are called ____________ (Biotic/Abiotic).
These non-living factors affect the survival of the living organisms. These factors are:
___________________________________
A habitat can make up an_____________ such that a number of P___________ live in that ecosystem.
5. Ecosystems can exists as neighbours to make _________.
6. If an ecosystem is like a linked chain, and any of the components that make up an ecosystem is removed, what do you expect will happen?
_______________________________________________________________________________________
7. Explain what are the following and give examples:
Mutualism –
Parasitism –
Commensalism –

2. Food chains and Food Webs
Plants produce its own food using energy from the _______.
This process is called photo______________
Animals get energy from others in a food chain and food webs.
Food chains start with producers. Name a producer: _____________
Then the organisms eat producers are called primary c___________
Organisms that eat primary consumers are called S______________ consumers
Identify on the food chain and food web below the producer, primary consumers and the secondary consumers
Food chain
Food web

3. The sun What is the main source of energy on Earth?
____________________________________________
Name three uses for this main source of energy.
_____________________________________________________________________________________________________________________________________________________
What is the name of the force that keeps the planets in orbit? _______________________________________________
Name the colours white light is made of.
_______________________________________________
Name another use of energy from the sun other than gravitational force.
_______________________________________________ (hint plants use it to…)
Can we use energy from the sun instead of fuel like gasoline and coal? Explain how we can do this. _____________________________________________________________________________________________________________________________________________________

4. Classification is a system of organizing things based on similarities and differences
Organisms can be classified as ____________ and _____ ___________.
Name the classification group of similar living groups:

5. Plants Fill in the blanks:
A root has a ______ called a ______________and __________________.
There are 3 types of roots: _ _ _ roots, adventitious _ _ _ _ _ and _ _ _ _ _ _ _ roots.
Answer true (T) or false (F) for the following:
Plants take in water and minerals from the soil through its roots
Roots uses excess food
Leaves transport water and food to the roots
Roots hold or anchor the plant in the soil
Plants get minerals by a process called active transport
Answer the following:
Can plants store food for later on? If so give some examples of plants that store food in its roots.
Can plants be modified to produce root tubers earlier than one year for example? State any changes you know of.

6. Plant and animal cells Cells are the basic unit for all life
Use the word list to label the parts of the animal and plant cells below:
mitochondria