Cells Test Review

Which statement IS part of the cell theory?    

A. Cells are the basic unit of structure or function     

B. Cells vary in size and shape 

C. Cells may be specialized to perform a specific function     

D. None of the above

_________ - Chromosomes and organelles are copied

__________ - Chromatids attach to the centromere and spindle fiber forms

Interphase ; Prophase

___________ - Chromosomes line up and attach to the spindle

___________ - Centromere splits and chromatids go to the opposite end of the cell

Metaphase ; Anaphase

__________ - Two nuclei are formed with appropriate amount of chromosomes it needs

__________ - cell membranes pinches into two parts; 2 daughter cells are formed with identical chromosomes.

Telophase ; Cytokinesis

Who was the first scientist to discover that all animals are made of cells?     

A. Schwann     

B. Schleiden     

C. Virchow     

D. Hooke

To which type(s) of cells does the cell theory not apply?     

A. animal cells    

B. plant cells     

C. virus cells    

D. all of the above

Which organelle provides the energy that a cell uses to carry out all its functions?     

A. mitochondria     

B. nucleus     

C. ribosomes     

D. cytoplasm

Which of the following is NOT an organelle?     

A. Golgi reticulum     

B. vacuole     

C. nucleus     

D. cell membrane

Why is the cell membrane called selectively permeable?     

A. it allows only certain substances to pass through     

B. it blocks all substances from entering the cell     

C. it allows all substances to enter the cell     

D. none of the above

What is it in a plant that makes it green?     

A. chloroplasts     

B. ribosomes     

C. nucleus     

D. chlorophyll

Which of the following is NOT made of cells?     

A. leaf     

B. bacteria     

C. sand     

D. bear

A structure that is found in plant cells but not in animal cells is a     

A. cell membrane     

B. cell wall     

C. chloroplasts     

D. both b and c

The movement from an area of high concentration to low concentration is called     

A. active transport     

B. diffusion     

C. osmosis     

D. passive transport

_____________ was the first person to observe cells under a microscope.

Hooke

The _______________ is the "powerhouse" of the cell.

Mitochondria

Animal cells need oxygen in order to break down food in a process called _____________________ .

Respiration

________________ is the movement of particles from an area of high concentration to an area of low concentration not using energy.

Passive transport

Plant cells make food through photosynthesis in what organelle? _________________

Chloroplasts

Water is stored in cells in organelles referred to as____________________.

Vacuoles

In respiration, the oxygen and the glucose are the _______________ (reactants or products).

reactants

Animal cells use the process called _____________________ to create energy from glucose and oxygen.

respiration

________________ and _____________________ are opposite processes.

Photosynthesis; Respiration