Question 1

It is the simplest sugar that can absorb by the cell.

Accepted Answer

Monosaccharide

Answer

Oligosaccharide

Answer

Disaccharide

Answer

Polysaccharide

Question 2

What type of biomolecule that represented on the picture?

Accepted Answer

Phospholipids

Answer

Wax

Answer

fatty acid

Answer

Triglyceride

Question 3

What are the elements/ atoms that found in nucleic acid?

Accepted Answer

Carbon, Hydrogen, Oxygen, Phosphorus, and Nitrogen

Answer

Carbon, Hydrogen, Oxygen

Answer

Carbon, Hydrogen, Oxygen, and Phosphorus,

Answer

Carbon Hydrogen, Oxygen and Nitrogen

Question 4

What type of carbohydrates represent on the picture?

Accepted Answer

Fructose

Answer

Galactose

Answer

Glucose

Answer

Maltose

Question 5

How is galactose different from glucose?

Accepted Answer

The arrangement of OH

Answer

The shape of the ring

Answer

The number of carbons

Answer

The number of elements/ atoms in a molecule

Question 6

Name the Al (OH)₃

Accepted Answer

aluminum hydroxide

Answer

aluminum peroxide

Answer

aluminum oxide

Answer

aluminum oxygen hydrogen

Question 7

What is the chemical formula of ferrous sulfate

Accepted Answer

Fe SO 4

Answer

Fe PO4

Answer

ISO4

Answer

I PO4

Question 8

What type of chemical reaction in Fe + SO₄ ----- Fe(SO₄)₂

Accepted Answer

Combination/ synthesis

Answer

Double displacement

Answer

Single displacement

Answer

Decomposition

Question 9

Which of the following has balanced chemical equation?

Accepted Answer

3KOH + H₃ PO ₄ ---> K₃ PO₄ + 3 H₂ O

Answer

Zn + H SO₄ -----> 2Zn SO₄+ H₂

Answer

Mg(OH)₂ ----> Mg O + SO₃

Answer

Cu + 2 Ag NO₃----> Cu Ag + NO₃

Question 10

Predict the possible product of KClO₄

Accepted Answer

K Cl + 2O₂

Answer

2 KCl + 2 O₂

Answer

KO + Cl

Answer

K + Cl O

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