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Biology Mcqs Online with Answers

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.

Here we have large collection of Biology Mcqs for all Students and jobs test preparation purpose. These Biology Mcqs will be updated on daily basis and added more multiple choice question about Biology frequently.You can prepare your Biology Subject for different classes like 9th class, 10th class ,11th class 12th class exams, Entry Test like MCAT NTS ,OTS ,PTS ,BTS, GTS, Jobs Test,Recruitment Test like PPSC CSS FPSC SPSC KPPSC and interviews here.

Biology Mcqs Online with Answers for NTS PPSC Entry Test Classes 


Biology Mcqs with Answers Solved.

The place on the chromosomes where spindle fibers are attached during cell division is?

In which phase of menstrual cycle progesterone is released from corpus Luteum.

Discharge of blood from blood vessels is known as?

Which principle part of the food is digested in stomach?

The two opposite and two parallel strands of DNA are held together by?

The most important group of proteins which are biological active?

The organic compound needed to make artificial sugar is?

A ballon catheter is used to open up a closed coronary artery is known as?

Hyponasty is due to?

The chief structural and functional units of the nervous system are?

No of layers in cell wall is?

Twins produced from a single fertilized egg are known as?

Hepatic portal vein is formed by many veins collecting deoxygenated blood from different parts of alimentary canal, pass the blood to?

The word biology has been derived from two ________ words.

Which of the following is not a stop codon?

Depression on the concave side of kidney is?

The disease caused by low calcium level in the blood is?

Non-Hodgkin’s lymphonma, can be treated by spray of the antigens produced by?

Which of the following is incorrect about “CALLUS”?

The middle layer of stomach is composed of?

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

In blue green algae/ cyanobacteria photosynthetic pigments and electron transport chain component are located on?

Highly condensed portions of chromatin are called?

Hoofed grazing animals, such as horses, cattle and sheep are called?

In which phase bacteria divide at exponential rate?

Most of the cells secretions are?

Denitrifying bacteria are?

In cockroach partly digested food is stored in the?

Which of the following is incorrect about “ERYTHROCYTES”?

In all reptiles the left and right systemic arches carry oxygenated blood and arise from a region of ventricle called?

Amygdala is part of?

A wave of electrochemical changes which travels along the length of the neurons involving chemical reactions and movement of ions across the membrane is called?

Number of species of ROSACEAE family reported in Pakistan?

Pelvic and leg bones are useless vestiges in?

The feeding stage of Myxomycota is a?

An enzyme that can be used to treat Lyosome storage disease is?

The basic element of organic compound is?

During surgery antithrombin III is used to prevent?

The colour of bile is?

The attachment of a larger & smaller subunits of ribosomes is controlled by the presence of?

Organs of locomotion, parapodia are present in?

Spinal nerves included in parasympathetic nervous system arise from the?

Cell wall is secreted by _________ of the cell.

A series of hypothesis supported by the results of many tests is then called?

According to _________ active site is a rigid structure.

What is the size of smallest virus?

What is the diameter of skeletal muscle fiber

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

The space between lungs and pleural membrane termed as?

Open growth is found in?

The major cell infected by HIV is?

In flowering plants, one form of parthenogenesis is called?

Because of structural similarity with the substrate competitive inhibitors may be selected by the?

Dandruff in hair is caused by?

Change in frequency of alleles at a locus that occurs by chance is called?

An integumented, indehiscent magasporangium is known as?

Vitamin “D” deficiency causes?

The organs which can least withstand to anoxia?

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

The sequence of nucleotides that determines the amino acid sequence of a protein is called a?

All protozoans are?

The study of human population and things that affected them is called?

Which of the following is the bacterial disease?

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

Which one of the following is cranial and paired bone?

Our blood contains glucose?

Armadillos are the armored mammals that live only in the?

Outermost extra-embryonic membrane around foetus is?

The outer flexible covering of ciliates is known as?

Which of the following statement is not true about protostomes?

The weight of blood in our body is about _________ of our body weight.

Which of the following is true about mammals?

The intake of liquid material by plasma membrane is termed as?

Which of the following is incorrect about “Ethene”?

The study internal state of homeostasis is known as?

Five kingdom system of Robert Whittaker was modified in?

Coconut milk contains the plants hormone?

The lymph vessels empty in?

Wave of blood pressure or pulse due to heartbeat can be defected in?

In man malarial parasite plasmodium reproduces asexually by?

The food relationship b/w sharks and remoras is?

Familial hypercholesterolemia patients lack receptors for removing cholesterol from blood on?

Which is not the function of oral cavity?

Common cold is caused by?

Burning sensation in the chest usually associated with the black flush acidic chyme into esophagus is known as?

RNA is synthesized by DNA in a process known as?

The soft part of the molluscan body has?

Movement of materials against concentration gradient through plasma membrane is termed as?

Spores of Ustilago tritici are called?

Seal / fish food relationship is?

The inactive non-conducting wood is called?

During Expiration, which one is reduced in chest cavity?

Ovulation is the liberation of the ovum from ovary into the?

Number of ascospores in each Ascus is?

The diaphragm present in the mammal helps in?

Which type of nephron is specifically instrumental in the production of concentrated urine?

Which of the following is not included in bark?

Approximate diameter of RBC is?

Discoidal cleavage is observed in?

Oldest known vertebrates fossils belong to the class?

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