WorksheetsGED life science
Total questions: 13
Worksheet time: 7mins
Which of the following is NOT a characteristic of all living things
All living things respire
All living things reproduce
All living things bleed
All living things respond to their environment
Which of the following is the smallest
cell
tissue
organ
system
Which of the following is an organ in the circulatory system?
brain
lungs
heart
muscle
A scientist is planing to do an experiment on plants. What is the first step of the scientific method that she should do?
formulate a hypothesis
ask a question
carry out background research
test with an experiment
Which of the following best explains why our knowledge of cells has grown with improvements in microscope technology
Each time the microscope is improved, scientists can see cell structures more clearly
With the first microscopes, all cell structures were clearly visible
Compound light microscopes can magnify cells up to a thousand times
Robert Hooke's microscope only allowed him to see the largest cell structures
The watery, jellylike substance inside the which contains all of the organelles is called
cell membrane
genetic material
vacuole
cytoplasm
Which of the following is an example of a unicellular organism?
bacteria
tree
mushroom
cat
Which system in the human body is responsible for breaking down food into nutrients?
circulatory system
respiratory system
digestive system
nervous system
A urologist is a doctor who specializes in disorders of the urinary system. Which of the following patients is most likely to be treated by a urologist?
a patient with low levels of iron in her blood
a patient with a painful kidney stone
a patient with swollen veins in the anus, called hemorrhoids
a patient with chronid indigestion
The esophagus, small intestine and large intestine are part of the
circulatory system
respiratory system
digestive system
nervous system
DNA is found in the
nucleus
cytoplasm
endoplasmic reticulum
ribosome
Which of the following is the best explanation for why a car is not a living thing?
A car does not move
A car does not respond to stimuli
A car is not made up of cells
A car does not have any systems
Which system produces antibodies which destroy germs?
muscular system
respiratory system
digestive system
immune system
