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Worksheetskimia konsumer
Total questions: 10
Worksheet time: 5mins
Which of the following is not a group of cometics?
Antara yang berikut, yang manakah bukan sejenis kumpulan kosmetik?
Makeup cosmetics
Kosmetik rias
Perfume
Pewangi
Essential oils cosmetics
Kosmetik minyak pati
Which of the following is a basic ingredient of cosmetics?
Antara yang berikut, yang manakah adalah bahan asas kosmetik?
I Moisturiser/ Pelembap
II Emulsifier/ Pengemulsi
III Essential oil/ Minyak pati
IV Clotting agent/ Pengumpal
I and II
I and III
II and IV
III and IV
What is the size of a nanoparticle?
Berapakah ukuran nanopartikel?
1 nm=10-7 m
1nm=10-8 m
1nm=10-9 m
1nm =10-5 m
Which of the following fields usus nanotechnology?
Antara bidang berikut, yang manakah menggunakan nanoteknologi?
Traditional medicine
Perubatan tradisional
Cosmetic
Kosmetik
Electronic
Elektronik
What are the four sectors that are main focus of the national Green Technology Policy?
Apakah empat sektor yang menjadi fokus utama Dasar teknologi Hijau Kebangsaan?
I Energy supply sector
Sektor bekalan tenaga
II Tradisional medicine sector
Sektor perubatan tradisional
III Waterwaste and waste management sector
Sektor pengurusan sisa dan air sisa
IV Healthcare sector
Sektor kesihatan
I and II
I and III
II and IV
III and IV
Which of the following is a presertaives in cosmetics?Antara yng berikut, yang manakah bahan pengawet dalam kosmetik?
Ferum (II) oxide)
Ferum (II) oksida
Lesithin and stearic acid
Lesitin and asid stearik
Parabens and formaldehid
Paraben dan formaldeid
Xanthan gum and glyserin
Gam xantan dan geliserin
Why are natural dyes less suitable for use in cosmetic preparations?
Mengapakah pewarna semula jadi kurang sesuai digunakan dalam penyediaan kosmetik?
It degrades or fades easily during processsing and storage
Mudah mengalami degradasi atau pemudaran semasa pemprosesan dan penyimpanan
Natural dyes are harmless in their use
Pewarna semula jadi tidak berbahaya dalam penggunaannya
Its pH changes easily
pHnya mudah berubah
Natural dyes can be watre-soluble
Pewarna semula jadi hanya boleh larut air
What is the homologous series for fat?
Apakah siri homolog bagi lemak?
Alkene
Alkena
Ester
Ester
Alcohol
Alkohol
Carboxylic acid
Asid karboksilik
Name the process that changes unsaturated fats to saturated fats.
Namakan proses yang menukarkan lemak tak tepu kepada lemak tepu.
Hydrogenation
Penghidrogenan
Esterification
Pengesteran
Neutralisation
Peneutralan
Fermentation
Penapaian
What are the advantages of oil compared to fats?
Apakah kelebihan minyak berbanding lemak?
Oil contains a high percentage of saturated fats
Minyak mengandungi peratusan lemak tepu yang tinggi
Oils can strengthen the immune system
Minyak boleh menguatkan sistem imun
It is cholesterol-free
Ianya tiada kolesterol
It is classified as saturated fat
Ia dikelaskan sebagai lemak tepu
