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Maths > Year 9 Bio > Flashcards

Year 9 Bio Flashcards

1
Q

What is Tissue?

A

Tissue is a group of specialized cells performing a specific function.

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2
Q

What is Ecological niche?

A

Ecological niche is the specific role and environment of an organism.

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3
Q

What is Mitosis?

A

Mitosis is a type of cell division resulting in identical daughter cells.

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4
Q

What is Respiration?

A

Respiration is the process of generating energy from glucose.

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5
Q

What is Transpiration?

A

Transpiration is the movement of water through a plant.

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6
Q

Define DNA

A

Deoxyribonucleic acid

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7
Q

Define ecosystem

A

Community of living organisms and their environment

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8
Q

Biotic factors

A

Living components eh producers and decomposers

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9
Q

Abiotic factors

A

Non living components such as water ,soil,air ,light and temp

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10
Q

Food chain

A

Linear sequence of predator -prey relationships

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11
Q

Food web

A

Complex network of food chains

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12
Q

Food web

A

Complex network of food chains

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13
Q

Carbohydrate

A

Energy storage molecule(sugar , starch)

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14
Q

Protein

A

Building blocks of life (structurural , functional)

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15
Q

Protein

A

Building blocks of life (structurural , functional)

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16
Q

Lipids

A

Energy storage molecules(fats/oils)

17
Q

What does DNA stand for and what it it’s meaning

A

Deoxyribonucleic acid and it contains genetic material/information

18
Q

Stem cell

A

Cells capable of becoming various type cells

19
Q

Cell membrane

A

Thin layer surrounding cell, controlling movement of substances

20
Q

Nucleus

A

Contains genetic material (DNA) , controls cell growth and division

21
Q

Nucleus

A

Contains genetic material (DNA) , controls cell growth and division

22
Q

Mitochondria

A

Organelle responsible for cellular respiration ( energy production)

23
Q

Cell division

A

Process which cells reproduce (mitosis,meiosis)

24
Q

Cell division

A

Process which cells reproduce (mitosis,meiosis)

25
Q

Photosynthesis

A

Process of converting light energy into chemical energy

26
Q

Genetic variation

A

Differences in DNA sequence among individuals

27
Q

Heredity

A

Passing of traits from parents to offspring

28
Q

Heredity

A

Passing of traits from parents to offspring

29
Q

Genetic drift

A

Random change in gene frequency

Maths (4 decks)

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