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