للتواصل
(1)
The transfer of heat from hot object to another without any need for a material medium through which heat transfers. (..............................)
(2)
The branch of biology that searches for similarities and differences among living organisms. (...................................)
(3)
A plant that can’t be distinguished into root, leaves or stems. (............................)
(4)
The basic classification unit of the living organisms. (............................)
(5)
The living organisms that can’t be seen by the naked eye and spread everywhere. (..........................)
(6)
Green plants which capture insects to get the required protein. (..........................)
(7)
A group of animals that have three pairs of jointed legs. (............................)
(8)
They are invertebrate animals which have numerous number of legs. (............................)
(9)
A group of mammals that have no teeth. (............................)
(10)
A group of animals that have one pair of incisors in each jaw. (............................)
(11)
A set of similar animals in their shape and can get mated together to produce fertile individuals. (............................)
(12)
A modification in behavior, structure or function of a living organism to become more adapted with the environment where it lives in. (............................)
(13)
The modification in the living organism behavior at specific times of the year. (.........................)
(14)
The type of adaptation when birds migrate from one place to another. (............................)
(15)
The ability of some body organs and tissues to do specific function. (...........................)
(16)
The behavior that frogs do in the winter to avoid the low temperature. (............................)
(17)
The behavior that desert animals do to avoid the high temperature in summer. (...........................)
(18)
The ability of some living organisms to hide from their enemies. (............................)
(19)
The structural adaptation in horses at the end of their limbs that help them to run on rocks. (..........................).
(20)
An alloy used in making heating coils. (……………………………….)
(21)
A substance that doesn’t conduct electricity. (……………………………….)
(22)
A good conductor of heat and electricity. (……………………………….)
(23)
A solid that cannot be soften by heat. (……………………………….)
(24)
A solid substance that needs heat to be soften. (……………………………….)
(25)
A solid substance which is soft at room temperature. (……………………………….)
(26)
Very active metal. (……………………………….)
(27)
An inactive (or poor active) metal. (……………………………….)
(28)
A less active element. (……………………………….)
(29)
.A substance that has low melting point. (……………………………….)
(30)
A solution that is good conductor of electricity. (……………………………….)
(31)
A solution that is bad conductor of electricity. (……………………………….)
(32)
An inert gas (or noble gas). (……………………………….)
(33)
A gaseous matter. (……………………………….)
(34)
A liquid element consists of two atoms (or diatomic liquid). (……………………………….)
(35)
The monatomic liquid. (……………………………….)
(36)
A compound molecule consists of three atoms of two different elements. (……………………………….)
(37)
A particle inside the nucleus. (……………………………….)
(38)
A permanent resource of energy. (……………………………….)
(39)
A device changes electric energy to heat energy. (……………………………….)
(40)
A device that produces heat energy. (……………………………….)
(41)
A source of electromagnetic pollution. (……………………………….)
(42)
A plant has large leaves. (……………………………….)
(43)
A non-flowering plant (Fern plant). (……………………………….)
(44)
Plants reproduce by spores. (……………………………….)
(45)
A monocotyledon plant. (……………………………….)
(46)
A Dicotyledon plant. (……………………………….)
(47)
An insectivorous plant. (……………………………….)
(48)
An insect. (……………………………….)
(49)
An arachnid animal. (……………………………….)
(50)
An animal with a soft body. (……………………………….)
(51)
An animal with internal body support. (……………………………….)
(52)
An animal with external body support. (……………………………….)
(53)
A toothless animal. (……………………………….)
(54)
A rodent animal. (……………………………….)
(55)
.Camouflage in insects. (……………………………….)
(56)
Camouflage in animals. (……………………………….)
(57)
Animal makes aestivation. (……………………………….)
(58)
Animal makes hibernation. (……………………………….)
(59)
A migrating bird. (……………………………….)
(60)
