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Biology
FINAL SBA ONLINE BIOLOGY 10SC2

FINAL SBA ONLINE BIOLOGY 10SC2

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Language: English

Subject: Natural science > Biology

School grade: Brunei

Brunei > Sekolah Menengah > Tahun 10

Age: 15 - 16

Siew Noy Tee

A B C D

Release of nitrogen into the air Plastics and metals are thrown into the land and river Pesticides, insecticides and fertilizers are wash into rivers

It causes acid rain It causes eutrophication in the rivers It causes decrease in climate temperature

This contaminate the river water animals have large shelter since the area has no tree more oxygen gas is produced

clearing of land human population increase burning of fossil fuels

Release water vapour into the air Release sulphur dioxide into the air Release of hydrogen gas into the air

decrease in climate temperature animal population increases acid rain is produced

Use of non-renewable resources Use of renewable resources Use of nuclear power

cut down the trees use more plastics reduce the use of fossil fuels

Throw industrial waste into the ocean Catch more fish (overfishing) Recycle materials

se more fossil fuels Plant more trees Build more buildings Build more roads

The carbon dioxide gives the bread the taste The carbon dioxide causes the colour of the bread The carbon dioxide causes the bread to rise up

Respiration Digestion Assimilation Deamination

Absorption Digestion Respiration Mastication

The changes are caused by the temperature changes The changes are caused by enzymatic activity The changes are caused by the acidity of the dough

Protease changes starch to maltose Lipase changes starch to maltose Amylase changes starch to maltose

Amylase changes maltose to glucose Maltase changes maltose to glucose Carbohydrase changes maltose to glucose

pseudomonas yeast rhizobium

virus bacteria fungi

chloroplast vacuole cell wall

Nucleus Starch grains Hyphae

Cell wall Capsid Cell membrane

Cytoplasm Nucleus DNA or RNA

Ebola Bubonic plague Tuberculosis

Ringworm Tuberculosis Candida

They are not affected by antibiotics They need a living host They have cell wall

They have nucleus They have flagellum to move around They have vacuole

Flagellum Large single vacuole Chloroplast

Cell wall Chloroplast Cytoplasm

Large vacuole Nucleus Cell sap

Cell membrane Cell wall Starch grains

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