Cell Theory Question Preview (ID: 37612)


8th Grade Review. TEACHERS: click here for quick copy question ID numbers.

What are genes composed of?
a) offspring
b) DNA
c) cells
d) traits

In all of these organisms, which microscopic structures carry out the major life functions?
a) chloroplasts
b) cells
c) wings
d) antennae

Dogs and cats are animals that have many similar body structures but they do not mate with each other. These two animals are classified in
a) the same kingdom and the same species
b) the same kingdom, but different species
c) different kingdoms, but the same species
d) different kingdoms and different species

A green plant absorbs light. A frog eats flies. These are both examples of how organisms
a) excrete waste
b) obtain energy
c) escape predators
d) produce offspring

A single human body cell typically contains thousands of
a) chloroplasts
b) nuclei
c) genes
d) bacteria

Abnormal cell division may result in
a) disease prevention
b) tissue repair
c) metamorphosis
d) cancer

A structure that carries a single unit of hereditary information is a
a) pedigree chart
b) sex cell
c) tissue
d) gene

Specialized cells protect the human body from disease-causing microbes by
a) producing chemicals that destroy the microbes
b) dissolving wastes from the microbes
c) creating recessive genes in the microbes
d) supplying oxygen and nutrients to the microbes

A major function of a plant’s roots is to
a) produce flowers
b) release oxygen
c) transport carbon dioxide
d) take in water

Which process is responsible for the growth and repair of human tissue?
a) evolution
b) germination
c) cell division
d) natural selection

A student viewing a cell with a microscope observes a cell wall, a cell membrane, and a nucleus. The presence of these structures indicates that the student is looking at a cell from a
a) rabbit
b) carrot
c) worm
d) fly

Which sequence lists the hereditary material found inside cells from the smallest unit to the largest unit?
a) chromosome → gene → nucleus
b) chromosome → nucleus → gene
c) gene → nucleus → chromosome
d) gene → chromosome → nucleus

An organism that contains chloroplasts is able to produce food by the process of
a) respiration
b) photosynthesis
c) reproduction
d) digestion

Which structure’s main function is to produce food (sugar) in a plant?
a) flower
b) leaf
c) root
d) seed

A group of cells working together to perform a certain function is called
a) an organ
b) a tissue
c) an organism
d) a cell

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