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