Question # 1

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

The scientific name of human being is:

Choose an answer

Homo sapiens

Pisum sativum

Amanta

E. coli

In 2010 the population of Humans in Pakistanis.

Choose an answer

173.5 million persons

17 million persons

19.5 milion persons

10.07 million persons

What is True about enzymes?

Choose an answer

They make biochemical reactions to proceed spontaneously

They lower the activation energy of a reaction

They are not very specific in their choice of substrates

They are needed in large quantities

"Omins Cellula e Cellula" is said by:

Choose an answer

Schleiden

Schwann

Dolland

RudolF Virchow

Atherosclerosis is caused due to ............. .

Choose an answer

Hypertension

Smoking

Diabetes

All of above

Blood circulation in humans being was first described by Muslim Anatomist ............... .

Choose an answer

William Harvey

Ibn-al-Nafees

Bu Ali Seena

Ibn Al Haitehm

The clusters of photosynthetic pigments are called:

Choose an answer

Thylakoids

Photosystems

Carotenoids

Chlorophyll a & b

Which of the following structures are not cells.

Choose an answer

Lymophocytes

Eosinophils

Monocytes

Platelets

the division of cytoplasm is called ............. .

Choose an answer

Karyokinesis

Cytokinesis

Anaohase

Telophase

The breaking of one phosphate bond releases _________ kcal/mol of ATP.

Choose an answer

7.9

7.5

7.1

7.3

Chromatin material is made of.

Choose an answer

DNA

Protein

RNA

DNA and protein

The type of arthritis in which the joints become totally immoveable:

Choose an answer

osteo-arthritis

gout

rheumatoid

none of these

Where does the gaseous exchange occur in humans?

Choose an answer

Pharynx

Trachea

Bronchi

Alveoli

Tulip plants reproduce through _________

Choose an answer

Natural vegetative reproduction

Artificialvegetative reproduition

Cutting

Grafting

A purple flowered pea plant has the genotype PP, which of the following statements about this plant is FALSE.

Choose an answer

Its phenotype will be white flowers .

It has a homozygous dominant genotype.

When bred to a white flowered plant all offspring will be purple flowered.

All the gametes produced will have the same flower colour allele

Which scientist discovered the antibiotic penicillin?

Choose an answer

Joseph Lister

Sir Alexander Fleming

Ian Wimut

Edward jenner

The female reproductive part of flower is:

Choose an answer

Carpels

Sepals

Petals

Stamens

An example of endoparasite :

Choose an answer

Mosquitoes

Leech

Lice

Plasmodium

Example of Ectoparasite is:

Choose an answer

Becteria

Virus

Ascaris

Mosquito

When did scientist become able to cut and unite DNA?

Choose an answer

1945

1924

1944

1970

In biotechnology, the production of a product by the mass culture of microorganisms is called:

Choose an answer

Fermentation

Mutation

Fermentor

Fertilization

More Classes

Other Links

Biology Life Science Test Easy Mode 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

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