Biology 9 Chapter 8 MCQs Test 2

In Biology 9 Chapter 8 MCQs Test 2, there are 16 MCQs. We have prepared 49 multiple-choice questions (as per reduced syllabus), which are divided into 3 practice Tests. All MCQs are prepared from FBISE Book and Past Papers.

Practice
MCQs Test No 2

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Class 9 Biology
Chapter 8
Practice
MCQs Test No 2

1 / 16

The process of taking in food:

Ingestion

Absorption

Digestion

Defecation

2 / 16

Which one is an insoluble dietary fibre?

Cereals

Barley

Oats

Beans

3 / 16

Which of the following is the soluble dietary fibre?

Wheat bran

Barley

Cereals

Both (a) and (b)

4 / 16

The length of duodenum in adult human:

15 cm

10 cm

25 cm

35 cm

5 / 16

The elimination of undigested food from the body:

Digestion

Defecation

Assimilation

Absorption

6 / 16

The grinding of food by teeth is called.

Lubrication

Mastiction

Chewing

Both (a) and (b)

7 / 16

How much of the adult human body is composed of water?

50%

60%

40%

70%

8 / 16

Which acid is present in pepsin?

H₂SO₄

HNO₃

H₂CO₃

HCl

9 / 16

The wave of contraction and relaxation in the smooth muscles of alimentary canal:

Peristalsis

Lubrication

Mastication

Food selection

10 / 16

Which part of food is semi digested in oral cavity?

Lipids

Starch

All of these

Proteins

11 / 16

Gastric juice is composed chiefly of:

Mucous

Hydrochloric Acid

All of these

Pepsinogen

12 / 16

In adult human oesophagus is about:

15cm

25 cm

20 cm

10cm

13 / 16

In stomach, Pepsinogen in converted into:

Bicarbonates

Gastrin

Pepsin

HCI

14 / 16

When the direction of peristalsis reverses, it results:

Swallowing

Chewing

Vomiting

Lubrication

15 / 16

Which of the following enzyme is present in Bile?

Lipase

None of these

Amylase

Pepsin

16 / 16

The estimated water requirement of an average adult per day:

1 litre

4 litres

2 litres

3 litres

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