10 COMMON QUESTION ON BIOLOGY--4

Question 1

Human blood is a viscous fluid due to____.

  Platelets in plasma

  Proteins in blood

  RBC and WBC in blood

  Sodium in serum

It's 'Proteins in blood '
Blood behaves as a non-Newtonian fluid. As such, the viscosity of bloodvaries with shear rate. Blood becomes less viscous at high shear rates like those experienced in peak-systole.

Question 2

Branch of biology which deals with the study of identification, nomenclature and classification of organism is-

  Exobiology

  Ecology

  Taxonomy

  Toxicology

It's 'Taxonomy '
Taxonomy is the science of naming, describing and classifying organisms and includes all plants, animals and microorganisms of the world.

Question 3

The disease caused by deficiency of protein in children is called

  Pellagra

  Marasmus

  Beri-Beri

  Rickets

It's 'Marasmus '
Proteins are body building elements required by the human body. Marasmusis a severe lack of important nutrients. People affected by marasmus look frail and thin. This is a fatal disease that causes weight loss, and dehydration.

Question 4

What is Myopia ?

  Colour blindness

  Night blindness

  Long sightedness

  Short sightedness

It's 'Short sightedness '
Myopia also known as short- sightedness. It is a condition of the eye where the light that comes in does not directly focus on the retina but in front of it, causing the image that one sees when looking at a distant object to be out of focus, but in focus when looking at a close object.

Question 5

Which one of the following is the sweetest natural sugar ?

  Lactose

  Glucose

  Sucrose

  Fructose

It's 'Fructose '
Fructose is the sweetest of all natural sugar types. It is particularly effective at enhancing the flavour of fruit and berries.

Question 6

Insulin controls the metabolism of ______.

  Fats

  Carbohydrates

  Proteins

  Sugars

It's 'Sugars '
Insulin is a peptide hormone produced by beta cells in the pancreas. When control of insulin levels fails, diabetes mellitus can result.

Question 7

Name of the first successfully cloned deer?

  Drewn

  Dewey

  Drarar

  Delor

It's 'Dewey '
Dewey is the first cloned deer and was born on May 23, 2003.

Question 8

Gas released during Bhopal tragedy was_____.

  Methyl isocyanate

  Potassium isothiocyanate

  Sodium isothiocyanate

  Ethyl isothiocyanate

It's 'Methyl isocyanate '
The Bhopal gas tragedy was a gas leak incident in India. Over 500,000 peoplewere exposed to methyl isocyanategas and other chemicals.

Question 9

By ECG we can observe the activity of _____.

  Heart

  Hung

  Brain

  Muscles

It's 'Heart '
Electrocardiography (ECG) is the process of recording the electrical activity of the heart over a period of time using electrodes placed on a patient's body.

Question 10

Father of microbiology ________.

  Leeuwenhoeck

  Louis Pasteur

  Robert Koch

  Hensen

It's 'Louis Pasteur '
Louis Pasteur was a French chemist and microbiologist renowned for his discoveries of the principles of vaccination. He is also popularly known as thefather of microbiology.