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 process of shedding of exoskeleton is called?

Which of the following hormone play important role in apical dominance except “AUXIN”?

Today crop production is limited by effects of Salinization at about?

The distance between adjacent base pairs of DNA double helix is?

Germ layers are formed during?

The most volume of chloroplast is covered by?

Oldest known fossils are?

Aphids suck the phloem juices out of the green stems by inserting their delicate?

In man malarial parasite plasmodium reproduces asexually by?

True statement about lung cancer is?

During which stage of succession dermatocarpon and permellia develops?

In arthropods nitrogenous wastes are excreted in the form of?

The edge of fern sporangium is divided?

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

Egg laying mammals are called?

Total number of salivary glands in man is?

In human how many ova are usually discharged from the ovary at one time?

Plants bend towards light?

Which one of the following is a kind of chemical link b/w catabolism and anabolism?

Absorption of water and minerals takes place in?

RNA is synthesized by DNA in a process known as?

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

Movement of water and solutes is negligible along the?

Outermost extra-embryonic membrane around foetus is?

Temperate phage in bacteriophage life cycle act as?

Energy currency of the cell is?

The second major producers of aquatic ecosystem is?

Which is present in both prokaryotic and Eukaryotic cells?

In honeybees, union of sperm and egg result into the development of diploid except?

Class of compound can store more amount of energy then other is?

Which one reduces the reproductive capacities of microbial cells?

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

Heat sensitive compounds like antibiotics, seras, hormones etc can be sterilized by?

Which type of wings are ideal for gliding into wind?

Which one of the following disease tends to run in families?

Who said in 1902 that plant cells are totripotcnt?

No of Fatty Acids in Phosphatidic Acid is?

Light is insufficient to support photosynthesis in?

Which of the following characteristics of viruses is not like that of living things?

Photo system present in blue green algae is?

A full set of genes of an individual is known as?

Kind of RNA present in least amount?

Useful substances like algin, agar carrageenan and antiseptics are obtained from?

In most animals the epithelium which separates air and blood is only?

Which of the following is non-mammalian character?

What is Glycylalanin?

The approximate diameter of peroxisomes is?

Genetic drift occurs in a population that is?

In round worms nerve ring is present around?

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

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

The company sequenced the entire genome is?

The areas of the lungs in which gas exchange does not takes place is called?

No of carbon atoms in glucopyranose ring?

An ecosystem without its abiotic factors is called?

Plant cells that have had cell wall removed are called?

Biological name of sundew is?

Which of the following can feed on all trophic levels?

Which lobe of pituitary gland is referred as MASTER GLAND?

Casparian strips are present in?

What is Prophage?

Permeability of gram negative bacteria is?

In flowering plants, one form of parthenogenesis is called?

The structure that prevents the food from entering the nasal cavities is?

What is the function of heat – shock proteins in plants?

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

Sciatica results due to injury of?

Optimum pH of salivary amylase is?

Photoperiod affects flowering, when shoot meristems start producing?

Which of the following muscles is inserted in the ulna?

Which of the following statement is not true about porifera?

Proglottids are involved in?

Which of the following statement is incorrect about photorespiration?

All bacteria are?

In planaria undigested food is egested through the?

Which one of the following is not a fern?

Siprochete is?

Effect of adrenaline and noradrenalin in raising blood pressure is?

Which of the following enzyme is present at replication fork?

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

Lungs are spongy because of the presence of millions of?

The word biology has been derived from two ________ words.

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

Which of the following process probably freed living organisms from dwindling supply of nutrients?

The basic unit of biological classification is?

Protein present in microbubules is?

Which of the following is not accordance with phyletic lineage?

Number of chloroplates present in the leaf surface is about?

The complete mature and infectious particle is known as?

Which of the following provides nourishment of the sperms?

Only mucous saliva is secreted by?

During elongation cell volume increases upto?

Photosynthetic pigments are organized into clusters for efficient absorption & utilization of solar energy in thylakoids membranes are called?

The codons which code for the same amino acid are called?

Organs structurally different but functionally alike are?

Which of the following is correct and complete sequence?

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

Reasoning moves from general to specific is?

Which of the following is the bacterial disease?

Glyceraldeyde is a?

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