Question # 1

Photosynthesis is a /an _____ process.

Choose an answer

Metabolic

Catabolic

Anabolic

Chemical

..................... Organisms cannot carry out photosynthesis.

Choose an answer

Autotrophic

Heterotrophic

Both

None

Anaerobic respiration occurs in the absence of ............. .

Choose an answer

Oxygen

Carbon

Nitrogen

All

Electrons are passed to ETC to produce:

Choose an answer

AMP

ATP

ADP

NAD⁺

Form which bonds of ATP molecule, energy is taken?

Choose an answer

P-P bonds

C-H bonds

C-N bonds

C-O bonds

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

Choose an answer

Leaves could not get oxygen and so there was no photosynthesis

Leaves could not get light and so there was no respiration

Leaves could not get oxygen and so there was no respiration

Leaves could not get light and so there was no photosynthesis

Chlorophyll is complex .............. compound.

Choose an answer

Organic

Inorganic

Both

None

In which compound of the leaf cells, chlorophyll is present?

Choose an answer

Stroma

Thylakoids

Plasma membrane

Cytoplasm

How many percent of the light falling on the leaf surface is absorbed:

Choose an answer

5%

6%

7%

1%

............... is an essential requirement of photosynthesis.

Choose an answer

CO2

H2O

O2

All

In living organisms, redox reactions involving the loss and gain of _____________ atom.

Choose an answer

Oxygen

Carbon

Nitrogen

Hydrogen

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

Choose an answer

01

02

03

06

A cell hydrolyses ATP to ADP & inorganic phosphate & almost .............. Kcal energy is released.

Choose an answer

7.3 Kcal

7.4 Kcal

7.2 Kcal

7.5 Kcal

More Classes

Other Links

9th Class Biology Chapter 7 Bioenergetics English Medium KPK Boards Online Mcqs MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer