1) The basic unit of all living things is a) Organ b) Cell c) system d) tissue 2) Animal cell does not have fixed shape because it has no a) cell wall b) chloroplast c) cell membrane d) chromosome 3) A type of organism that can only be seen through a microscope. Which of the following is the most probably the organism? a) Algae b) Paramecium c) Mucor d) Yis 4) The diagram above shows a cells. What is the function of this cell? a) carry nutritional substances b) carry information c) carry blood d) absorb blood 5) Photosynthesis requires a) air b) oxygen c) carbon dioxide 6) Which of the following structures can be found both in plant cell and animal cell? a) chloroplast b) vacuole c) cell wall d) mitocondria 7) What is main function of green pigments in the plant's leaves? a) to trap sunlight b) for gas exchange c) to absorb water d) to synthesis glucose 8) The function of cell structure is to control all activities in the cell a) cell membrane b) nucleus c) chloroplast d) cell wall

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