Online MCQ Test for MCAT Biology Unit Ch 1

Matric Part 2/10th Class English Chapter 1 MCQ Test With Answer for Chapter 1 Hazrat Muhammad (S.A.W) an Embodiment of Justice

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MDCAT Biology Online Test

MDCAT Biology Online Test

MDCAT Biology Online Test

The larva formed during the life cycle of Annelida is

The soil of the deciduous forest is:

Example of a virus having tadpole shape consisted of head and tail

A collection of related parts that function as a unit is called:

The living organisms, which cannot prepare their own food but obtain ready-made food form others, are:

The average rainfall in desert ecosystem is:

What is cause of Eutrophication

Biosphere is spread over the surface of plant earth, extending upto:

Which is not the function of glucagon

Food chain is an example of

Circulatory system is open type in all of the following, EXCEPT

Triploblastic, unsegmented, acoelomates exhibiting bilateral symmetry and reproducing both asexually and sexually, with some parasitic forms are included in

In tertiary structure, presence of hydrophilic amino acids at the surface of proteins and hydrophobic amino acids buried inside, indicate

The example of decomposers of the ecosystem are the

It acts on smooth muscles

The term ecology originally was used in 1866 by the German zoologist:

Vector for spread of African sleeping sickness is

The parasites that live outside the body of the host are called:

Regional ecological community of plants & animals primarily determined by climate

Lamarck published his theory of evolution in

Pick up the wrong statement from the following

Which of the following is always an intracellular parasite

In earthworm, the surface responsible for the gaseous exchange is

The smallest known virus is

The actual location of place where an organisms live is called its:

Eukaryotes are thought to hve evolved firstly about:

A group of animals with distinct germinal layers in adult stage are grouped in

The study of the relationship of animals to environment is called:

The cartilaginous fishes contain scales ….

Isosahedral viruses usually have ___

The ecosystem consists of two basic interacting components:

Chemical formula of pentose sugar present in DNA

Gene pool consists of all alleles at all gene loci in all individuals of the:

Layer of earth where life is present is called

The productivity can be indicated by:

Mycorrhiza is an association between the roots of plants growing in acid soil and certain

Lices and mosquitoes are the examples of

Enzymes cannot work in which of the following

Animals involved in the construction of corals are

Potentially damaging enzymes are produced in

Loins are

______ components include all living organisms including plants and animals supported by biosphere

Tritanopia is blindness of

Viral core always contain __ among the following

Biotic components includes all the

Dominant species of mammals in grassland are the:

A short food chain of two or three links supports a community:

The living organism which can prepare their own food are:

Pick up the correct statement according to induced fit model of enzyme action

It lacks a true dendron

Hormones secreted by follicles in female

Fresh water ecosystem covers less than ______% of the hydrospheric ecosystems

When living and non-living interact to produce a stable system in which exchange of materiel with flow of energy takes place, it forms a/an:

Mutation of one or two N-bases is

Peptidoglycan or murine is a special or distinctive feature of cell wall in

Air conditioners are the source of

The persistent symptoms of small pox are

Which of the following nitrogenous base have methyl group

Succession ends with a diverse and relatively stable:

Diabetes is the leading cause of

The first comers in an area are termed as

Any ecosystem is made up of three components like:

Pick up ester bond present in nucleotide

In lithospheric ecosystem the availability of water is:

Which element is the most potent source for the depletion of ozone layer

F. Sanger was the first scientist who determined the ___ structure of a protein molecule

Grazing is important

Joining of viral DNA with host DNA is carried out by

Genetic basis of ABO blood group system was explained by:

An exchange of segments between non-sister chromatids of homologous chromosomes during meiosis is termed as :

Which of the following is an example of ribozyme

Endosymbiont hypothesis was first proposed by

Which enzyme deficiency leads to phenylketonuria

Vaccine for___ is under trial administration

Skeleton of echinoderms is originated from

A mixture of sand and clay in:

Which is incorrect about resting membrane potential