Decomposers haven not a role in the ecosystem
False
True
We can measure the length of classroom by using ..............
kilogram
balance
measuring tape
Lion is from ...............
meat eaters
decomposers
producers
grass eaters
When ice .........it will change from solid state to liquid one.
boils
melts
The transport system of plant does the same function of circulatory system in human
........One example of decomposers is
Phloem
small fish
seabirds
The atmosphere is a mixture of many gases
The plants make their own food by respiration
Habitat loss is one of the main causes of extinction
The roof of desert home is similar to rainforest home
The matter changes from one state to other by increasing or decreasing of temperature
false
The measuring unit of volume............
kg
gram
cm
cm3
When a drought occurs in a lake, it causes........... in ecosystem
model
imbalance
The particles are packed tightly with each other is .............
water
oxygend
iron
The food chain always starts with ...............
predators
consumers
Iron rust and burning reactions are from ......... change
chemical
natural
physical
........... transports the glucose from the leaves to other parts of plants
stems
bacteria and fungi
From an example of matter that attract to magnet is .............
cork
plastic
wood
Glass is a transparent material used in making eye glass
Flase
The ........... get the energy from sunlight
Photosynthesis process takes place inside .............
roots
flowers
leaves
............... is from nonliving part of ecosystem.
plant
grasshopper
soil
fungi
Form the food chain by using the following organisms:
a- small fish b- seabirds c-bacteria d- micro-organisms floating on the surface of the sea.
micro-organisms floating on the surface of the sea - small fish - seabirds - bacteria
micro-organisms floating on the surface of the sea - small fish - bacteria - seabirds
bacteria-micro-organisms floating on the surface of the sea - small fish - seabirds
The measuring unit of mass is............
ml
liter