Random Science Questions Flashcards

1
Q

Why would you stain a cell before looking at it underneath a microscope ???

A

It makes it easier to see

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2
Q

Name 4 structure that are found in both plant and animal cells .

A

Nucleus
Cytoplasm
Cell membrane
Mitochondria

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3
Q

What is the different between a tissue and an organ ???

A

A tissue is made from a group of similar cells

An organ is made from different tissues working together.

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4
Q

Which sort of respiration involves oxygen ???

A

Aerobic respiration

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5
Q

What is the word equation for Aerobic respiration???

A

Glucose + Oxygen = Carbon dioxide + Water (+ energy)

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6
Q

Which sort of respiration is the most efficient ???

A

Aerobic Respiration

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7
Q

Which process is responsible for the movement of glucose from an area of high concentration to an area of low concentration ???

A

Diffusion

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8
Q

Which sort of respiration does not involve oxygen ???

A

Anaerobic Rspiration

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9
Q

What is the word equation for anaerobic respiration when it occurs to humans ???

A

Glucose = Lactic Acid ( + Energy )

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10
Q

What is organ system ???

A

A group of organs which work together

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11
Q

What part of the microscope can be adjusted to allow lighting ???

A

The mirror

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12
Q

Which kind of light should not be allowed to enter the microscope ???

A

Direct light because it can damage your eyes

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13
Q

Give an example of an organism made of 1 cell ???

A

An Amoeba or an Euglena

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14
Q

What word describe organism with 1 cell ???

A

Unicellular

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15
Q

Which 2 nutrients do you need for energy ???

A

Carbohydrates and Lipids (Fats and oils)

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16
Q

Name 3 types of food which contains fibre ???

A

Vegetables, Cereals, Fruit

17
Q

What is meant by your daily energy requirement ???

A

The amount of energy needed to maintain your essential bodily functions everyday