Organelles Question Preview (ID: 55201)
Organelles.
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According to the Cell Theory, viruses are not considered living organisms. Which of the following would contradict the Cell Theory?
a) All living organisms have the ability to reproduce by themselves and viruses are not able to do this.
b) All living organisms have the ability to make their own energy and viruses are not able to do this.
c) All living organisms have the ability to move and viruses are not able to do this.
d) All living organisms are made from cells and viruses are not made from cells.
Cell theory is the current leading theory used to describe the characteristics of living things. Which of the following is NOT part of the Cell Theory?
a) All organisms are composed of one or more cells.
b) All cells have the ability to move.
c) The cell is the basic unit of structure and function in living organisms.
d) All cells come from pre-existing cells by cell reproduction (except the original cell).
Which cellular structure regulates the movement of substances in and out of plant and animal cells?
a) Cytoplasm
b) Cell Wall
c) Cell Membrane
d) Nucleus
Which structure found within plant and animal cells helps to maintain homeostasis by regulating what comes in and out of the cell?
a) cell membrane
b) chloroplasts
c) large vacuoles filled with food, air, and water
d) tough, rigid cell wall
The cell organelle responsible for providing energy for cell processes in plant and animal cells is the —
a) ribosome
b) chloroplast
c) mitochondrion
d) nucleus
Chloroplasts absorb light energy. The function of the chloroplast is to
a) synthesize sugars.
b) synthesize proteins.
c) transform sugar into cellular energy.
d) transform proteins into useful nutrients.
All organisms process nutrients. Which sentence best describes how plants and animals process nutrients similarly?
a) Energy from sunlight produces nutrients.
b) Nutrients increase the strength of cell walls.
c) Cells break down nutrients into usable forms.
d) Nutrients are broken down by the digestive system.
In which organism can cell walls be found?
a) moth
b) grass
c) snake
d) hawk
Which part makes a plant cell different from an animal cell?
a) cell membrane
b) cell wall
c) cytoplasm
d) nucleus
Which of these cell structures converts nutrients to energy for cell functions?
a) cell membrane
b) chloroplasts
c) mitochondria
d) endoplasmic reticulum
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