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General Science > General Science > Flashcards

General Science Flashcards

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Biology 101 flashcards
1
Q

The basic unit of life is

A

the cell

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2
Q

When a plant undergoes photosynthesis, one of the by products is

A

oxygen

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3
Q

Why is the nucleus so important to a living cell?

A

it controls the most of the activities of the cell

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4
Q

Which of the following do not have organelles?

A

bacteria

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5
Q

Which of the following is not an example of a fruit?

A

Potato

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6
Q

Which of the following terms can be used to describe a bird?

A

vertebrate, warm blooded

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7
Q

Why are decomposers important to an ecosystem?

A

they make nutrients available for plants to use

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8
Q

Which of the following is the part of the skeletal system that protects the spinal cord?

A

vertebrae

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9
Q

A bruise on your skin is the result of which of the following?

A

broken capillaries

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10
Q

The function that moves food from one part of the digestive system to another is called

A

peristalsis

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11
Q

Which of the following words are all associated with the nervous system?

A

hypothalamus, pons, cortex

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12
Q

Which of the following is the name for the space between two nerve cells where an electric charge transmits information?

A

synapse

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13
Q

Which of the following states is likely to have the greatest biodiversity?

A

florida

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14
Q

which of the following represents what happens to ultraviolet radiation from the sun when it reaches the Earth’s atmosphere?

A

some of it is absorbed by the ozone layer

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15
Q

Which of the following properties of a sound wave affects how loud or soft the sound is?

A

amplitude

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16
Q

The major force causing sea floor spreading, continental drift, and collision of continental plates is

A

convection currents in the mantle

17
Q

When two tectonic plates converge and one rises above the other, which of the following are likely to form?

A

volcanoes

18
Q

Breaking waves or breakers that occur near the shoreline are caused by which of the following conditions?

A

friction between the wave trough and the bottom of the ocean

19
Q

How long does it take for the Earth to make one revolution around the sun?

A

1 year

20
Q

An eclipse of the sun occurs under which of the following conditions?

A

the moon is between the sun and the Earth

21
Q

Earth’s greenhouse effect is caused by which of the following conditions?

A

heat from the sun that is trapped by atmospheric gases

22
Q

Which of the following can hold the most moisture?

A

warm air

23
Q

When a prevailing wind reaches a mountain range, what happens to the air?

A

it rises and cools, causing condensation

24
Q

The process of erosion is linked to the formation of which of the following types of rocks?

A

sedimentary

25
Q

Scientists believe that the universe is expanding because of which of the following indicators?

A

the red shift in the spectra of stars

General Science (2 decks)

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