Question # 1

How many cells die each day due to apoptosis in humans?

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50 - 70 Billions

50 - 70 Millions

50-70 trillions

20 - 30 Millions

The _________ is a major component of plant cell walls.

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Chitin

Peptiodglycan

Cellulose

Cholesterol

................. are involved i protein synthesis.

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SER

RER

Both

None

In most plants the food is transported in the form of:

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Glucose

Sucrose

Starch

Proteins

Which of the following may be the correct way of writing the scientific name of an organism?

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Canis lupis

Saccharum

Grant's gazelle

E.Coli

During the division phase the cell ................ into two.

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Split

Divide

Both

None

........... was the 1st person to observe cells with a small microscope.

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Robert Hooke

Leeuwenhoek

Dolland

Robert Brown

There are _________ P-bonds in an ATP molecule.

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Two

Nine

Six

Four

Programmed cell death is called ............... .

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Apoptosis

Necrosis

Both a & b

None

Enatomology is the study of.

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Tissue

Organelles

Insects

Bacteria

Capillaries are ............ micrometer in diameter.

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7-8 micrometer

8-10 micrometer

8-14 micrometer

7-10 micrometer

Which one is is acellular?

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Bacteria

Fungi

Cyanobacteria

Viruses

Eukaryotic Ribosome is .............. .

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20s

30s

80s

70s

Which one of the following is a correct sequence in biological method?

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Observations, Hypothesis, Law, Theory

Hypothesis, Observation, Deduction, Experimentation

Observations, Hypothesis, Deduction, Experimentation

Law, Theory, Deduction, Observation

Which is composed of only protein?

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Viruses

Prions

Viroids

B and C

The visible portion of sunlight consist of ............... colours.

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Four

Five

Six

Seven

............ has no known function.

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Caecum

Appendix

Colon

Rectum

Alcoholic fermentation is carried out by.

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Yeast

Bacteria

Virus

Algae

The tube between kidney and urinary bladder is the.

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Ureter

Urethra

Renal tubule

Nephron

An example of hardest connection tissue in the body is:

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Cartillage

Bone

Blood

fats

In normal condition human respiration rate is:

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12 to 15 per minute

15 to 12 per minute

10 to 12 per minute

16 to 20 per minute

Dominant Alleles are represented by:

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Small letters

Capital letters

Roman numbers

Numerical numbers

Which scientist discovered the antibiotic penicilin?

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Joseph Lister

Sir Alexander Fleming

Lan Wilmut

Edward Jenner

A network of all the feeding relationships in an ecosystem is called.

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Food chain

Food web

Trophic level

Energy flow

The human genome project was started in:

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1990 AD

1991 AD

1992 AD

1993 AD

Dominant alleles are represented by ______ letter and recessive alleles by _____ letter.

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Capital lowercase

Lowercase, capital

Lower case, lowercase

Capital, capital

The major process that brings carbon from atmosphere into living world is:

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Photosynthesis

Respiration

Both a and b

None of these

Antibiotic are used for the:

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Treatment of viral infections

Treatment of bacterial infections.

Immunization against infections

Both a and b

The respiratory disease that is the destruction of the walls of Alveoli is;

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Asthma

Pneumonia

Emphysema

Bronchitis

The typical volume of urine produced by an average adult per day is:

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1 liter

2 liter

1.4 liter

5 liter

Which bring deoxygenated blood form heart into lungs?

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Pulmonary veins

Pulmonary Artery

Aorta

Wind Pipe

Expression of genotype in the form of trait is:

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Genome

Phenotype

Complete dominance

Incomplete dominance

Where the sperms of rabbit are produced?

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Cowper's glands

Prostate gland

Collecting ducts

Seminiferous tubules.

When the antibiotics are not effective against viral infections, then it is called.

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Efficiency

Efficacy

Inefficiency

Resistance

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