Question 2 :
During {tex} \mathrm { Na } ^ { + } - \mathrm { K } ^ { + } {/tex} pump
Question 3 :
During cell division, sometimes there will be failure of separation of sister chromatids. This event is called
Question 5 :
The sensation of fatigue in the muscles after prolonged strenuous physical work, is caused by
Question 7 :
The joint in our neck which allows us to rotate our head left to right is
Question 10 :
The 'Earth Summit' held at Rio de Janerio in 1992 resulted into
Question 11 :
The linking of antibiotic resistance gene with the plasmid vector became possible with
Question 12 :
To avoid excessive water loss during severe drought stress, the closure of stomata is signalled by the production of
Question 13 :
A gene pair hides the effect of another gene. The phenomenon is
Question 15 :
Tying up or removing a small part of fallopian duct is called
Question 16 :
Which of the following is considered a hot-spot of biodiversity in India?
Question 19 :
Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells)
Question 21 :
'Bundle of His' is a part of which one of the following organs in humans?
Question 23 : What type of human population is represented by the following age pyramid?<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5f0437ac6fa70c0ab9d0afbb"><br>
Question 24 :
Select the correct statement from the ones given below with respect to dihybrid cross.
Question 25 :
Pre-messenger RNAs must be processed in the nucleus in order to
Question 29 :
The reaction rate of salivary amylase on starch decreases as the concentration of chloride ions is reduced. Which of the following describes the role of the chloride ions?
Question 30 :
The technique used for estimation of minute amounts of hormones and drugs is called
Question 31 :
Which of these is not a function of most widely used hormone in agriculture?
Question 35 :
In life cycle of Plasmodium,<br>(i) Infective stage for mosquito - a<br>(ii) Human RBC and liver cells - b<br>(iii) Formation of gametes - c<br>(iv) Formation of gametocytes - d<br>Choose the correct match
Question 37 : <img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5aa2fedbe001d16016de5176"><br>Tropical rain forest in the given diagram is indicated by
Question 38 : The given pedigree chart represents the inheritance of how many genetic disorders mentioned in box? <br><img style='object-fit:contain' src='https://storage.googleapis.com/teachmint/question_assets/NEET/5aa2fedbe001d16016de5174'><br>a. Myotonic dystrophy<br>b. Polydactyl<br>c. PKU<br>d. Colour-blindness<br>e. Muscular dystrophy<br>f. Morphan syndrome<br>g. Porcupine skin<br>h. SCA
Question 39 :
An inhibitor is added to a cell culture so that succinate accumulates. The enzyme catalysing the formation of which substance has been blocked?
Question 42 :
During oxygen transport the oxyhaemoglobin at the tissue level liberates oxygen to the cells because in tissue
Question 44 :
Loss of biodiversity in a region may lead to all of the following except
Question 46 :
Consider the following statements: <br>1. All existing life forms share similarities to varying degrees and also may share common ancestors <br>2. Geological history of earth closely correlates with the biological history of earth <br>3. Tyrannosaurus was the largest herbivore dinosaur <br>4. Evolution of DDT resistant mosquitoes is an example of evolution by anthropogenic action. <br><br>
Question 47 :
The adapter molecules for tryptophan and methionine during polypeptide synthesis are
Question 48 :
Which of the following is mismatched regarding disorders of muscular and skeletal system?
Question 49 :
In oxygen transportation, the binding of oxygen with haemoglobin is primarily related to
Question 50 : The figure given below shows the conversion of a substrate into product by an enzyme. In which one of the four options (a-d) the components or reaction labelled as A, B, C and D are identified correctly?<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5f041c148f2f56117bb93142"><br>
Question 51 :
Assertion :- C2 molecule contains 2{tex}\pi{/tex}bonds.
Reason :- C2 is paramagnetic at room temperature
Question 52 : Below diagram showing the transport of molecules across the cell membrane. Choose the correct combination of labeling for A, B, C and D from the following<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5b29767135e93a2c2bb471f5">
Question 53 :
Anaphase Promoting Complex (APC) is a protein degradation machinery necessary for proper mitosis of animal cells. If APC is defective in a human cell, which of the following is expected to occur ?
Question 56 :
Study the following about muscle contraction <br>A) Binding of Ca2+ to Tn-C<br>B) Release of acetylcholine<br>C) Hydrolysis of ATP<br>D) Release of Ca2+<br>E) Pulling of thin filaments<br>F) Formation of cross bridges Correct sequence of the above events occurrence is
Question 58 :
Which one of the following depresses brain activity and produced feelings of calmness, relaxation and drowsiness?
Question 59 :
Assertion :- Lateral line system is found in fishes and aquatic larval amphibians.
Reason :- Lateral line system has receptors which are the clusters of sensory cells derived from ectoderm.
Question 60 :
Despite high level of heterozygosity, the progeny derived from seed of a cross pollinated plant was found to be completely uniform. One reason for this may be the phenomenon of
Question 62 : Match the column-I with column-II and choose correct option on the basis of codes given in Column-I & II:<br><table><tr><td>Column I</td><td>Column II</td></tr><tr><td>A) Tracheids</td><td>p) perforated end wall</td></tr><tr><td>B) Vessels</td><td>q) chisel like end</td></tr><tr><td>C) Ray parenchymatous cells</td><td>r) obliterated central lumen</td></tr><tr><td>D) Xylem fibres</td><td>s) radial conduction of water</td></tr></table>
Question 64 :
Read the following statements:<br>I. The cyclical changes in the ovary and uterus during menstrual cycle are induced by changes in the levels of Pituitary and Ovarian hormones<br>II. Trophoblast is the outer layer of Blastocyst that is formed by blastomeres<br>III. The first moments of the foetus and appearance of hair on the head are usually observed during 5th month of pregnancy<br>The correct statement(s) is/are:
Question 65 :
Choose any one of the following four responses.
A. If Assertion is True but the Reason is False.
B. If both Assertion & Reason are False.
C. If both Assertion & Reason are True & the
Reason is a correct explanation of the Assertion.
D. If both Assertion & Reason are True but Reason
is not a correct explanation of the Assertion.
<br>Assertion-Nervous system integrates and coordinates between organ.
Reason :-Coordination required for homeostasis of body.
Question 66 :
Originating in bone marrow, circulating in blood for 1-2 days, migrating to connective tissue and forming macrophages is a characteristic of
Question 68 :
The scientific process by which crop plants are enriched with certain desirable nutrients is called
Question 69 :
Light wavelength absorbed by Pr and Pfr state of phytochrome are respectively
Question 70 :
A colour blind man whose father was normal, marries a normal women whose father was colourblind. What percentage of children are likely to be colour blind?
Question 71 :
Select false statements for an enzyme promoting a chemical reaction by<br>(i) lowering the energy of activation, <br>(ii) causing the release of heat, which acts as a primes. <br>(iii) increasing molecular motion. <br>(iv) changing the free energy difference between substrate and product.<br>
Question 72 : Triose phosphates produced in the following diagram are :-<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5b29766935e93a2c2bb471ed">
Question 75 : A freshly synthesized polypeptide chain has the following sequence of amino acids,<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5ae0287c6daa590705ad35b8"><br>Then predict the sequence of nucleotides in a DNA template that is involved in transcription
Question 76 : Study the following table<br><table><tr><td>Feature</td><td>Class</td><td>Example</td></tr><tr><td>A) Placoid scales</td><td>Chondrichthys</td><td>Exocoetus</td></tr><tr><td>B) Jacobson's organs</td><td>Reptilia</td><td>Calotes</td></tr><tr><td>C) Metagenesis</td><td>Arthropoda</td><td>Periplanata</td></tr><tr><td>D) Homeothermy</td><td>Aves</td><td>Aptenodytes</td></tr></table><br>Among the above the correct combinations are
