____ is the basic unit of life ____ transport oxygen gas in the human body When you pour any hot drink to your cup, the temperature of your cup become ____ ____ have 2 and more cells ____ in the our body protect us against germs Heat flow occur in which direction: from ____ to ____ ____ transfer of heat between solid objects Root hair cells in the plants absorb ____ and ____ from the soil ____ happens in liquids and gases ____ is the flow of energy through open space, without contact ____ happens when 2 objects coming in contact with each other ____ is the process by which plants produce their own food in the presence of ____, ____ and ____ . Photosynthesis occur in the organelle called ____ that's only found in plants. Plants contain a green pigment called ____ that absorbs sunlight. Energy from the sun, carbon dioxide from the atmosphere and water absorbed by the roots react to produce ____ that plants need to survive. ____ is a gas that is released into the environment for animals and humans to breathe.

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