Question # 1

Denaturation of enzyme is caused by:

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Increased pH

Decreased pH

Increases in temperature above optimum temperature

Decreases in temperature

The characteristics of kingdom Monera are _____________

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Unicellular

Prokyrotes

Simplest

All of the above

What are the primary nutrients that provide quick useable energy for the body?

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Carbohydrates

Proteins

Lipids

Nucleic acids

Electron beam is used in

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SEM

TEM

Both

None

There are ... types of photosynthesis pigments.

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One

Two

Three

Four

The enzyme function between a PH of ..................... .

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2 to 4

6 to 8

8 to 10

1 to 2

In Pakistan the forest area is _____________

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2.5%

5.2%

6.5%

5.5%

Five-kingdom classification of Whittaker was modified by:

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Margulis

Schwarts

E-Chatton

Both A and B

In which of the following steps of respiration, CO2 is produced?

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Glycolysis

Krebs cycle

Electron trransport

All of these

Which disease (s) is/are caused due to deficiency of vitamin D?

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Scurvy

Rickets

Osteomalacia

Rickets & osteomalacia

The branch of biology which deals with classification of?

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Taxamony

Systematic

Boitany

Genetics

Group of similar organism that interbreed and produce fertile off springs is ____________

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Genus

Species

Phyla

Order

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Biology 9th Class English Medium Online Test MCQs With Answers

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