AIPMT-NEET 2015 Biology

Cryo preservation of gametes of threatened species in viable and fertile condition can be referred to as:-

In which of the following both pairs have correct combination about conservation:

In Bt cotton, the Bt toxin present in plant tissue as pro-toxin is converted into active toxin due to:

The crops engineered for glyphosate are resistant/tolerant to :

Which body of the Government of India regulates GM research and safety of introducing GM organisms for public services ?

A somatic cell that has just completed the Sphase of its cell cycle, as compared to gamete of the same species, has :

DNA is not present in :

Nuclear envelope is a derivative of :

Select the correct matching in the following pairs:

Select the correct option :
(a)Synapsis aligns homologous chromosomes(i)Anaphase-II
(b)Synthesis of RNA and protein(ii)Zygotene
(c)Action of enzyme recombinase(iii)G2-phase
(d)Centromeres do not separate but chromatids move towards opposite poles(iv)Anaphase-I
(v)Pachytene

Which one of the following is not an inclusion body found in prokaryotes ?

True nucleus is absent in :

Which one one of the following matches is correct?

A technique of micropropagation is :

Which of the following enhances or induces fusion of protoplasts ?

High value of BOD(Biochemical OxygenDemand) indicates that :

Which of the following is not one of the prime health risks associated with greater UV radiation through the atmosphere due to depletion ofstratospheric ozone ?

Which of the following had the smallest brain capacity ?

A man with blood group ‘A’ marries a woman with blood group ‘B’. What are all the possible blood groups of their offsprings?

Alleles are:

An abnormal human baby with ‘XXX’ sex chromosomes was born due to :

Gene regulation governing lactose operon of E.coli that involves the lac I gene product is :

How many pairs of contrasting characters in pea plants were studied by Mendel in his experiments ?

In sea urchin DNA, which is double stranded,17% of the bases were shown to becytosine.The percentages of the other three bases expected to be present in this DNA are:-

Multiple alleles are present :

The chromosomes in which centromere is situated close to one end are:

The movement of a gene from one linkage group to another is called :

Which is the most common mechanism of genetic variation in the population of sexually reproducing organism?

Blood pressure in the mammalian aorta is maximum during :

Erythropoiesis starts in :

Removal of proximal convoluted tubule from the nephron will result in:

Which of the following does not favour the formation of large quantities of dilute urine?

Which one of the following is correct ?

Cytochromes are found in:

Gastric juice of infants contains :

When you hold your breath, which of the following gas changes in blood would first lead to the urge to breathe?

Which of the following statements is not correct?

Asthma may be attributed to

HIV that causes AIDS, first starts destroying:

Match each disease with its correct type of vaccine:
(a)tuberculosis(i)harmless virus
(b)whooping cough(ii)inactivated toxin
(c)diphtheria(iii)killed bacteria
(d)polio(iv)harmless bacteria

Minerals known to be required in large amounts for plant growth include :

The active form of Entamoeba histolytica feeds upon:

Which of the following endo parasites of humans does show viviparity ?

Which of the following is not a sexually transmitted disease ?

Which of the following viruses is not transferred through semen of an infected male?

Which one gives the most valid and recent explanation for stomatal movements ?

Capacitation refers to changes in the :

Hysteresctomy is surgical removal of:

Which of the following cells during gametogenesis is normally dipoid?

Which of these is not an important component of initiation of parturition in humans ?

Glenoid cavity articulates :

Sliding filament theory can be best explained as:

A chemical signal that has both endocrine and neural roles is ?

A gymnast is able to balance his body upside down even in the total darkness because of :

Which of the following regions of the brain is incorrectly paired with its function?

The structures that are formed by stacking of organized flattened membranous sacs in the chloroplasts are:

In which of the following gametophyte is not independent free living ?

Male gemetes are flagellated in :

Read the following five statements(A to E) and select the option with all correct statements :
(A)Mosses and Lichens are the first organisms to colonise a bare rock
(B)Selaginella is ahomosporous pteridophyte
(C)Coralloidroots in Cycas have VAM
(D)Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic
(E)In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte

The terga, sterna and pleura of cockroach body are joined by :

Which of the following animals is not viviparous?

Which of the following represents the correct combination without any exception?Characteristics – Class

Which one of the following statements is wrong?

Typical growth curve in plants is :

What causes a green plant exposed to the light on only one side, to bend toward the source of light as it grows ?

A population will not exist in Hardy -Weinberg equilibrium if :

In an ecosystem the rate of production of organic matter during photosynthesis is termed as:

Most animals are tree dwellers in a:

Rachel Carson’s famous book “Silent Spring” is related to :

Secondary Succession takes place on/in:

The mass of living material at a trophic level at a particular time is called :

Vertical distribution of different species occupying different levels in a biotic community is known as:

The hilum is a scar on the:

Which of the following are the important floral rewards to the animal pollinators?

Which one of the following may require pollinators, but is genetically similar to autogamy?

Which one of the following statements is not true?

The chitinous exoskeleton of arthropods is formed by the polymerisation of:

The guts of cow and buffalo possess:

Which of the following characteristics is mainly responsible for diversification of insects on land?

A major characteristic of the monocot root is the presence of :

Below Image is the floral formula of

In a ring girdled plant:

In ginger vegetative propagation occurs through:

Keel is the characteristic feature of flower of :

Leaves become modified into spines in :-

Perigynous flowers are found in :-

Transmission tissue is characteristic feature of:

Vascular bundles in monocotyledons are considered closed because:

Transpiration and root pressure cause water torise in plants by :

Which one of the following statements is incorrect?