Biology is the natural science that involves the study of life and living organisms, including their physical structure, chemical composition, function, development and evolution.Biology recognizes the cell as the basic unit of life, genes as the basic unit of heredity, and evolution as the engine that propels the creation of new species. Living organisms are open systems that survive by transforming energy and decreasing their local entropy to maintain a stable and vital condition defined as homeostasis. Biology divided into many specialized fields that cover their morphology, physiology, anatomy, behaviour, origin, and distribution.Just follow the Mcqs online quiz being dispatched over here with respect to your preparation for entry admission test NTS PPSC OTS PTS and missllenous job exams simultaneously.

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Biology Mcqs Online with Answers for NTS PPSC Entry Test Classes 


Biology Mcqs with Answers Solved.

Large intestine also harbors a large population of bacteria that synthesize some vitamins especially vitamin?

Inner side vascular cambium give rise to?

Which of the following hormone is used to induce labor in pregnant women?

Total number of different kinds of tRNA molecules in human cells are?

Which of the following can be used as bio filters?

Which of the following factor does not affect the gene frequency?

Outermost extra-embryonic membrane around foetus is?

Another name of thalamus is?

Which of the following statement is not true about insectivorous plants?

Females copoulatory organ?

During first phase of digestion (in amoeba) pH is?

The volume of the phage is about ________ of the host.

The path of electron through two photo system during non cyclic photo phosphorylation is?

Which of the following is biodegradable plastic?

About 60% of the total volume of the leaf is?

In planaria undigested food is egested through the?

Which of the following pair is correctly matched?

Green plants converts what?

Tobacco pipes are made of the wood of?

Inorganic iron is present in?

Which of the following is not accordance with phyletic lineage?

The cork tissue has special pores called?

Total number of salivary glands in man is?

One most easily soluble in organic solvent?

Testis produces sperms and secrete?

Which one play important role in the maintenance f cell shape?

At very high temperature globular structure essential for enzyme activity is lost and the enzyme is said to be?

The marginal area of the blastoderm in the cells remain undetached from the yolk and closely adherent to it is called the?

Spores of Ustilago tritici are called?

The utilization of the products of digestion for production of energy or synthesis of cellular material is termed as?

The major cell infected by HIV is?

Organs structurally different but functionally alike are?

The shape of the diaphragm is more dome like when its muscles are?

What is Prophage?

The most common rust fungi is?

Which of the following provides nourishment of the sperms?

Which of the following is related to salt tolerant plant?

Apart from immunity system HIV can infact?

Number of caspomers present in herpes virus are?

Energy currency of the cell is?

An adult tobacco plant glowed when sprayed with the substrate?

Emmigration and Immigration of members of a population may cause disturbance?

Which of the following is caused by RNA enveloped virus?

Nucleohiston play important role in regulation of?

How many number of muscles in human body

Number of RBC’s formed and destroyed every second in a normal person is?

Parental sperm and ovum is fertilized in virto – outside the female body and zygote is implanted back into the mother uterus. This technique is known as?

What is our principle source of energy?

The oxygen evolved as by – product during photosynthesis is form?

In Escherichia coil plasmid were discovered by investigators while studying their?

Who modified five kingdom system of Robert Whittaker?

E. coli closed circle chromosomal measures approximately?

Plant cells that have had cell wall removed are called?

A common genetic code is the evolutionary evidence from?

The company sequenced the entire genome is?

Which one of the following reproduces asexually by “Budding”?

A large regional community primarily determined by climates is known as?

Amount of CO2 in 100 ml of venous blood is?

Excess of MSH is secreted in?

Most marine invertebrates are?

Brownish colour of the stool or fecal matter is due to?

Which of the following is not Angiosperms?

Book lungs are observed in which class?

The condition in which one of sex chromosome is missing is known as?

Intimate close relationship between members of two different species is termed as?

The essential raw material from which co-enzymes are made?

Classification of neurons as sensory motor and realy neurons is?

The distribution of organism in space can be studied through?

The recovery from Anorexia nervosa is very slow. It may take?

Ferns are especially abundant in the?

Which of the following is related to fresh water habitate?

In cockroach partly digested food is stored in the?

Armored mammals live only in which country?

Which of the following pair is mismatched?

Amount of protein in super blue green algae is?

The first cell of Gametophyte generation is?

Seal / fish food relationship is?

The largest invertibrates animal is?

Spinal nerves included in parasympathetic nervous system arise from the?

The destruction of all life forms is?

Frogs and toads all walk and hope on land due to its strong?

Which of the following bone is included in “Appendicular skeleton”?

The interval of time until the completion of next division is known as?

Biological name of sundew is?

Flowering parts are considered to have evolved from?

How many number of floating ribs in man?

Which of the following protein act as a catalyst in blood clotting process?

How many polar bodies are produced by one primary oocyte in human?

Enzymes of Lysosomes are synthesized on?

The rate of blood flow is lowest in the?

Mycelium is not found in?

The structures that are comparable to the organs of the body?

The first product formed in a leaf as food and can be tested by students in laboratory is?

In which of the following waste compounds into the soil are used as chemical weapons against other competing plants?

Which rays are not used in lithotripsy?

Lungs are present in?

No of Amino Acid constitute protein?

Bacteriograph viruses that infect bacteria were discovered independent by?

Initially the classification was based on _________ of plants and animals.

Diseases in living organism, which are caused by parasites are called?

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