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9th Class Biology Chapter No.7 BIOENERGETICS MCQs

9th Class Biology Chapter No.7 BIOENERGETICS MCQs

Book Name : Biology
Class / Grade : 9th
Level : (Secondary)
Chapter No. : 07
Chapter Name : BIOENERGETICS
Book Publisher : Punjab Text Book Board Lahore 2022-24
MCQ from Text Book : 31
Exams conduct By: Board of Intermediate and Secondary Education Punjab
Note : All MCQ’s questions must be taken in Annual and Supplementary Papers from these MCQ’s.



19

Class 9th - Biology Chapter No.07

1 / 31

The process of photosynthesis takes place in:

2 / 31

Which of the following is present in proteins but absent in carbohydrates aril fats?

3 / 31

End products of light reactions are:

4 / 31

Many intercellular spaces are present in:

5 / 31

From which bonds of ATP molecule energy is taken?

6 / 31

Each ATP contains:

7 / 31

The site for Calvin cycle is:

8 / 31

In :which component of the leaf cells, chlorophyll is present?

9 / 31

Stomata on the lower surface of leaves help in:

10 / 31

Light reactions of photosynthesis are also called:

11 / 31

Light dependant reactions of photosynthesis takes place in:

12 / 31

Chlorophyll pigment absorbs maximum light in wavelengths of:

13 / 31

By-product of photosynthesis is:

14 / 31

When a plant was kept in darkness for many days, its leaves turned yellow.
Why?

15 / 31

When we work hard we suffer from muscle fatigue because muscle cells:

16 / 31

The loss of electrons is called:

17 / 31

Adenosine Tri-Phosphate is a:

18 / 31

Most of the energy during ATP formation escapes in the form of:

19 / 31

In which of the following steps of respiration _________________ is produced?

20 / 31

Many monosaccharlde units combine to form a molecule of

21 / 31

How many molecules of CO2 are produced when Krebs cycle operates once?

22 / 31

Energy stored for future- use is:

23 / 31

Which of these can enter into Krebs cycle?

24 / 31

The sole source of energy for the process of photosynthesis is:

25 / 31

The concentration of carbon dioxide in the environment is:

26 / 31

Oxygen of glucose molecule is provided by___ during photosynthesis:

27 / 31

In which of the following metabolic processes, 'oxidation as well as reduction of molecules occur?

28 / 31

Photosynthesis can occur in:

29 / 31

Oxygen takes.part in aerobic respiration in:

30 / 31

The word photosynthesis is derived from:

31 / 31

The breaking of one phosphate bond from an ATP releases:

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