keanekaragaman hayati Flashcards

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1
Q

3 jenis keanekaragaman

A

Keanekaragaman gen
Keanekaragaman jenis (spesies)
Keanekaragaman ekosistem

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2
Q

ciri keanekaragaman gen

A

Perbedaan atau variasi gen yang terdapat diantara individu satu jenis/spesies.

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3
Q

ciri keanekaraman jenis

A

Keanekaragaman yang terdapat diantara individu yang berbeda jenis/spesies tetapi berada pada tingkatan genus atau famili yang sama.

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4
Q

ciri keanekaragaman ekosistem

A

adanya variasi dari ekosistem.
Berbagai individu yang berbeda spesies akan saling berinteraksi dengan sesamanya dan dengan lingkungan sehingga terbentuk ekosistem yang mempunyai sistem kehidupan khas.

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5
Q

mengapa indonesia memiliki tingkat keanekaragaman hayati terbesar di dunia.

A

karena Indonesia terletak di daerah khatulistiwa sehingga memiliki iklim tropis.

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6
Q

garis khayal yang membatasi persebaran fauna

A

Garis Wallace dan Weber, dibuat pada 1859 oleh Alfred Russel Wallace.

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7
Q

garis wallace membatasi?

A

fauna asiatis (barat) dengan fauna peralihan (tengah)

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8
Q

garis weber membatasi?

A

fauna peralihan (tengah) dengan fauna australis (timur)

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9
Q

ciri fauna asiatis

A

Mamalia besar, banyak primata, burung oriental

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10
Q

ciri fauna peralihan

A

Banyak hewan endemik: tarsius, musang Sulawesi, anoa, maleo.

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11
Q

ciri fauna australis

A

Mamalia berukuran kecil, hewan berkantong, warna bulu burung unik & warna warni

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12
Q

flora asiatis

A

lumut, paku, jamur, meranti, mahoni, dan damar

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13
Q

flora peralihan

A

pala, cengkeh, cendana, eboni, dan anggrek

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