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kimpang Protein dan Lemak

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

Dibawah ini yang termasuk lemak adalah

a)

Minyak Sawit, Minyak Kelapa, Gajih

b)

Mentega, Margarine, Gajih

c)

Minyak Kelapa, Gajih, Margarine

d)

minyak zaitun, minyak sawit, mentega

2.

Di bawah ini bukan merupakan fungsi lemak ....

a)

sumber energi

b)

menambah cita rasa makanan

c)

pelarut vitamin A,D,E,K

d)

mendinginkan tubuh

e)

memperbaiki tekstur makanan

3.

Apakah unsur yang terdapat dalam lemak?

a)

Karbon

b)

Hidrogen

c)

Nitrogen

d)

Oksigen

4.
Eggs are a complete protein.
a)
True
b)
False
5.
Non-meat examples of protein include
a)
broccoli, kale, carrots
b)
beans, legumes, eggs
c)
tofu, apples, spinach
6.

Which of the following bond(s) do(es) NOT exist in a secondary structure?

a)

Peptide bond

b)

Hydrogen bond

c)

Disulphide bond

d)

Ionic bond

7.

The difference between tertiary and quartenary structure is:

a)

Tertiary structure has double bond whereas quartenary structure does not have double bond

b)

Tertiary structure consists of one polypeptide chain whereas quartenary structure consists of more than one polypeptide chains

c)

Tertiary structure is fibrous whereas quartenary structure is globular

d)

Tertiary structure is water-soluble whereas quartenary structure is lipid soluble

8.

The repeating units of protein are

a)

Amino acids

b)

Glucose

c)

Fatty acid

d)

Peptides

9.

Which of the following bond(s) can be found in a tertiary structure?

a)

hydrogen bond

b)

disulphide bridge

c)

hydrophobic interaction

d)

all of the above

10.

Based on the diagram, the side chain of amino acid alanine is;

a)

NH2

b)

COOH

c)

H

d)

CH3

11.

How many amino acids does our body need in a day to function properly?

a)

11

b)

20

c)

9

d)

4

e)

36

12.

What is the role of protein in the body?

a)

Is the main source of energy for the body

b)

Helps to build and repair body tissue

c)

Provide warmth and cushioning to the body's organs

d)

Helps to transport vitamins through the body

e)

All of the above are roles of protein in the body

13.

If I take in a gram of protein, approximately how many calories have I consumed?

a)

2,000 calories

b)

9 calories

c)

3,500 calories

d)

4 calories

e)

2 calories

14.

yang bukan kelompok lipid adalah

a)

Fosfolipid

b)

Monogliserida

c)

Lilin

d)

Steroid

15.

Kalori yang dihasilkan lemak adalah (kkal/g)

a)

9

b)

6

c)

4

d)

12

16.

Jenis lemak yang berbahaya dan menyebabkan kanker, dihasilkan dari proses hidrogenisasi sebagian adalah

a)

Lemak jenuh

b)

Lemak tidak jenuh iakatan cis

c)

Lemak tidak jenuh iakatan trans

d)

Omega 3

17.

Trigliserida tersusun atas

a)

Gliserol

b)

Asam lemak

c)

Phosphat

d)

Kolesterol

18.

secara alami sifat lemak di alam adalah

a)

Jumlah C-nya ganjil

b)

ikatan rangkap Trans

c)

Ikatan rangkap cis