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Biology > MRS C GREN + Levels of organisation > Flashcards

MRS C GREN + Levels of organisation Flashcards

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1
Q

What does M stand for in MRS C GREN?

A

Movement

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2
Q

What does R stand for in MRS C GREN?

A

Respiration

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3
Q

What does S stand for in MRS C GREN?

A

Sensitivity

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4
Q

What does C stand for in MRS C GREN?

A

Control

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5
Q

What does G stand for in MRS C GREN?

A

Growth

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6
Q

What does the second R stand for in MRS C GREN?

A

Reproduction

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7
Q

What does E stand for in MRS C GREN?

A

Excretion

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8
Q

What does N stand for in MRS C GREN?

A

Nutrition

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9
Q

What is movement?

A

Not staying in the same position

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10
Q

What is respiration?

A

Release of energy from food within cells

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11
Q

What is sensitivity?

A

Ability to recognise and respond to changes in the environment

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12
Q

What is control?

A

Maintain their constant internal environment (e.g. blood glucose levels/body temperature)

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13
Q

What is growth?

A

Increasing in size and mass

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14
Q

What is reproduction?

A

Producing offspring

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15
Q

What is excretion?

A

Removal of toxic metabolic waste products from cells

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16
Q

What is nutrition?

A

Either making their own food or eating microorganisms?

17
Q

What are the organs of excretion?

A

Kidneys, skin and lungs

18
Q

How do plants make their own food?

A

Photosynthesis

19
Q

What is a unicellular organism?

A

An organism made up of one cell

20
Q

What are the main two examples of unicellular organisms?

A

Bacteria and (some) fungi

21
Q

What is a multicellular organism?

A

An organism made up of two or more cells

22
Q

What are the main three examples of multicellular organisms?

A

Animals, plants and (most) fungi

23
Q

What is the order of size from organelles to organ systems?

A
  1. Organelle
  2. Cell
  3. Tissue
  4. Organ
  5. Organ system
24
Q

What is an organelle?

A

Tiny structure within cells

25
Q

What is a cell?

A

The smallest unit of life

26
Q

What is a tissue?

A

A group of similar cells working together to carry out a particular function

27
Q

What is an organ?

A

A group of different tissues that work together to perform a function

28
Q

What is an organ system?

A

A group of organs that work together to carry out a particular job

29
Q

What is an example of an Organelle?

A

Nucleus/Mitochondria/
Chloroplasts/Ribosomes/
Vacuoles

30
Q

What is an example of a tissue?

A

Xylem/Phloem

31
Q

What is an example of an organ?

A

Liver/Lungs/Heart/
Stomach/Brain/Leaf

32
Q

What is an example of an organ system?

A

Excretory system/Reproductive system/Immune system/Nervous system/Respiratory system/Digestive system

33
Q

What is a eukaryotic cell?

A

A cell with a nucleus, that ahs DNA inside

34
Q

What is a prokaryotic cell?

A

A cell with no nucleus, instead DNA is inside cytoplasm

35
Q

What are some examples of a eukaryotic cell?

A

Animal, plant, fungi and protoctist cells

36
Q

What is an example of a prokaryotic cell?

A

Bacteria cell

Biology (9 decks)

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