7th Grade Midterm Exam Review

What piece of lab equipment is shown

• Beaker

• Graduated cylinder

• Funnel

• Microscope

Choose the option that has the Number the following steps of the scientific method in the correct order (1-6): _Form a Hypothesis _Ask a Question__Conclusion _Research__Analyze Data___Experiment

• 1 analyze data 2 ask a question 3 conclusion 4 experiment 5 research 6 form a hypothesis

• 1 ask a question 2 research 3 form a hypothesis 4 experiment 5 analyze data 6 conclusion

What is the definition of a qualitative observation? Give an example of 2:

What is an independent variable in an experiment? What is a dependent variable in an experiment? Give an example of each:

What kinds of organisms are made of cells?

Improvements in technology over centuries enabled scientists to develop the cell theory. Number the events below in the correct order: ______ Schleiden and Schwann concluded after many observations that all plants and animals are made of cells. ______ Scientists had very little idea of the structure of organisms. ______ Leeuwenhoek and Hooke used microscopes to observe cells in dead plants and tiny organisms swimming in water. ______ Electron microscopes enabled scientists to see cells in great detail.

What are the three pieces of cell theory?

What is the function of the cell membrane in animal cells?

Label the following organelles on the animal cell below: mitochondria, cell membrane, cytoplasm, golgi body, nucleus

Label the following organelles on the plant cell below: cell wall, vacuole, chloroplast, nucleus