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Worksheetsทบทวนก่อนสอบกลางภาค
Total questions: 10
Worksheet time: 20mins
Which of the following cell structure can only be found in a flowering plant cell ?
Nucleus
Vacuole
Cell wall
Cell membrane
Which of the following life processes does not happen in animal cell ?
Movement
Excretion
Respiration
Photosynthesis
Which of the following structures control all activities in cells ?C
Chloroplast
Cytoplasm
Nucleus
Vacuole
Which of the following is the correct step of using a microscope ?
use the course focus knob for focusing under low power.
increase the light intensity for observation under high power.
always start with high power before changing it to low power.
Close one eye when observing under microscope.
How does CO2 move from the cell into the lung ?
Diffusion
Osmosis
Active transport
no answer
What is the process involved in the movement of water from the soil in to the root cell of the plant ?
Diffusion
Osmosis
Active transport
all correct
Which of the following can increase the diffusion rate of substances ?
decreasing temperature to the particles.
increasing temperature to the particles.
increasing electric charges to the particles.
adding water to decrease the concentration of the substances.
Which of the following is diffusion in everyday life ?
Cloud formation
Watering plants
Lighting scented candles
Spraying pesticide
What cell organelle does the cellophane represent ?
Cell wall
Cell membrane
Cytoplasm
Nucleus
Which of the following best describes osmosis ?
the movement of water across membrane to area of more water.
the movement of water from area of more water to less water.
the movement of substance from high concentration to low concentration.
the movement of water from low concentration across membrane to high concentration.
