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Science~Term 4~2018~Body Systems > Definitions- Chapter 4 > Flashcards

Definitions- Chapter 4 Flashcards

1
Q

Anther Definition

A

The part of the flower that produces pollen.

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2
Q

Asexual reproduction definition

A

A form of reproduction where only one parent produces the offspring and no joining sperm and eggs is involved

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3
Q

Petal Definition

A

Colour and design attract insects

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4
Q

Nectar Definition

A

Produces sugar and fragrance to attract animals

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5
Q

Stamen Definition

A

Male organ of flower, the filament and anther

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6
Q

Filament Definition

A

Supports anther

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7
Q

Carpel Definition

A

Female organ of flower consists of stigma, style, ovary and ovule

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8
Q

Stigma Definition

A

Pollen is deposited here during pollination

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9
Q

Style Definition

A

Supports stigma, pollen grows a pollen tube down the style ovary

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10
Q

Ovary Definition

A

Store ovules, location of fertilisation and seed development

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11
Q

Ovule Definition

A

Female sex cell produced in ovary

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12
Q

Pollen Definition

A

Male sex cell produced in pollen sacks of the anther

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13
Q

Embryo Definition

A

A developing offspring at a very early stage of development before the major organ systems are formed

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14
Q

Fallopian tubes Definition

A

Tubes down which the egg passes for fertilisation

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15
Q

Foetus Definition

A

The stage of development when most of the major organs and systems are present.

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16
Q

Germination Definition

A

When the young growing plant sprouts out of the seed

17
Q

Hermaphrodite Definition

A

An individual with both male and female sex cells Eg a tape worm

18
Q

Mitosis Definition

A

When the cell nucleus divides into two nuclei

19
Q

Ovaries def

A

Organs that produce eggs

20
Q

Parthenogenesis Definition

A

A form of reproduction where offspring develop from eggs that have not been fertilised by male sperm

21
Q

Reproduction Definition

A

The process of parents producing new individuals or offspring

22
Q

Scrotum Definition

A

A sac that hangs outside the body containing the testes

23
Q

Semen Definition

A

A mixture of sperm and other fluid released from the penis

24
Q

Sexual reproduction Definition

A

The process of a sperm and an egg joining together and then growing into a new individual

25
Q

Sperm duct Definition

A

A tube carrying sperm from the testes to the urethra

26
Q

Uterus Definition

A

The organ in which the foetus grows and develop

27
Q

Zygote Definition

A

The first cell of the new individual after fertilisation

Science~Term 4~2018~Body Systems (2 decks)

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