IGCSE Biology Paper-3: Specimen Questions with Answers 113 - 117 of 358

Get unlimited access to the best preparation resource for Bank-PO : get questions, notes, tests, video lectures and more- for all subjects of Bank-PO.

Question 113

Edit

Write in Short

Short Answer▾

Draw the carbon cycle

Explanation

Image Shows Carbon Cycle

Question 114

Write in Short

Short Answer▾

Through the action of which enzyme maltose hydrolyzed into glucose.

Conversion of Maltose to Glucose

Explanation

Maltose hydrolyzed into glucose through the action of the enzyme maltase.

Question 115

Edit

Write in Short

Short Answer▾

Desertification occurs in many parts of the world.

State two reasons why desertification is carried out.

Explanation

The main cause of desertification is removal of vegetation due to drought, climate factor and over grazing. Unprotected, dry soil surfaces blow away due to wind or washed away by floods.

Passage

Sunligth and Trees

Question 116 (1 of 2 Based on Passage)

Question

MCQ▾

The food prepare by photosynthesis is called as

Choices

Choice (4)

a.

sugar

b.

Vitamins

c.

Lipids

d.

Protein

Answer

a.

Explanation

-Plants make their food by the process of photosynthesis and their prepare food is sugar or glucose.

Question 117 (2 of 2 Based on Passage)

Question

MCQ▾

Which process is shown in the diagram?

Choices

Choice (4)

a.

Photosynthesis

b.

Glycolysis Process

c.

Proline synthesis

d.

Respiration

Answer

a.

Explanation

Photosynthesis is a process in which light energy of sun light is converted into chemical energy.

Developed by: