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7th Grade Science

Life Science

Which is NOT a main idea of the cell theory? An egg contains a miniature version of the adult organism
Which is NOT one of the 6 main kinds of atoms that make up the molecules of living things? Lead
What substance makes up most of your body's mass? Water
Sugar, starch, cellulose, and chitin are all types of _______. Carbohydrates
What is a difference between the cell membrane and the cell wall? The cell wall is found only in plant cells, and the cell membrane is found only in animal cells
What is the function of both cilia and flagella? Movement
Which is found in both plant and animal cells? Ribosomes
Which is a true statement about ribosomes? Ribosomes are found on both smooth and rough endoplasmic reticulum
Which organelle is called the power plant of the cell? Mitochondrion.
Which organelle does the cell use for storage? Vacuole
Which is NOT a function of the cell wall? Regulates what enters the cell
What type of cells do NOT have a nucleus and other membrane-bound organelles? Prokaryotic cell
Which process produces ATP without the use of oxygen? Cellular respiration
What contains the genetic information? Chromosome
How many ATP molecules are available to a cell during lactic acid fermentation? 2 ATP
All living organisms are composed of cells,