Given below are two statements: Statement I: Aspirin and Paracetamol belong to the class of narcotic analgesics. Statement II: Morphine and Heroin are non-narcotic analgesics. In the light of the above statements, choose the correct answer from the options given below.
a.
Statement I is correct but Statement II is false.
b.
Statement I is incorrect but Statement II is true.
c.
Both Statement I and Statement II are true.
d.
Both Statement I and Statement II are false.
Correct Answer
Step-by-Step AI Explanation
Verified Method
Aspirin and Paracetamol are non-narcotic analgesics. Morphine and Heroin are narcotic analgesics. Both statements are false.
Q56mcq
Given below are two statements: Statement I: Aspirin and Paracetamol belong to the class of narcotic analgesics. Statement II: Morphine and Heroin are non-narcotic analgesics. In the light of the above statements, choose the correct answer from the options given below.
a.
Statement I is correct but Statement II is false.
b.
Statement I is incorrect but Statement II is true.
c.
Both Statement I and Statement II are true.
d.
Both Statement I and Statement II are false.
Correct Answer
Step-by-Step AI Explanation
Verified Method
Aspirin and paracetamol are non-narcotic analgesics, whereas morphine and heroin are narcotic analgesics. Both statements are false.
Q101mcq
DNA strands on a gel stained with ethidium bromide when viewed under UV radiation, appear as:
a.
Dark red bands
b.
Bright blue bands
c.
Yellow bands
d.
Bright orange bands
Correct Answer
Step-by-Step AI Explanation
Verified Method
Ethidium bromide intercalates into DNA and fluoresces bright orange under UV light.
Q102mcq
Which of the following plants is monoecious?
a.
Marchantia polymorpha
b.
Cycas circinalis
c.
Carica papaya
d.
Chara
Correct Answer
Step-by-Step AI Explanation
Verified Method
Chara is a monoecious alga, possessing both male (antheridium) and female (oogonium) sex organs on the same plant body.
Q104mcq
Which of the following is an incorrect statement?
a.
The perinuclear space forms a barrier between the materials present inside the nucleus and that of the cytoplasm.
b.
Nuclear pores act as passages for proteins and RNA molecules in both directions between nucleus and cytoplasm.
c.
Mature sieve tube elements possess a conspicuous nucleus and usual cytoplasmic organelles.
Correct Answer
d.
Microbodies are present both in plant and animal cells.
Step-by-Step AI Explanation
Verified Method
Mature sieve tube elements in angiosperms lack a nucleus, ribosome, and Golgi bodies at maturity to facilitate conduction.
Q104mcq
Which of the following is an incorrect statement?
a.
The perinuclear space forms a barrier between the materials present inside the nucleus and that of the cytoplasm.
b.
Nuclear pores act as passages for proteins and RNA molecules in both directions between nucleus and cytoplasm.
c.
Mature sieve tube elements possess a conspicuous nucleus and usual cytoplasmic organelles.
Correct Answer
d.
Microbodies are present both in plant and animal cells.
Step-by-Step AI Explanation
Verified Method
Mature sieve tube elements in angiosperms lose their nucleus and many other organelles at maturity to facilitate efficient translocation of food.
Q105mcq
The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which, during pollination, brings genetically different types of pollen grains to stigma, is:
a.
Chasmogamy
b.
Cleistogamy
c.
Xenogamy
Correct Answer
d.
Geitonogamy
Step-by-Step AI Explanation
Verified Method
Xenogamy refers to cross-pollination where pollen comes from a genetically different plant.
Q105mcq
The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which, during pollination, brings genetically different types of pollen grains to stigma, is:
a.
Chasmogamy
b.
Cleistogamy
c.
Xenogamy
Correct Answer
d.
Geitonogamy
Step-by-Step AI Explanation
Verified Method
Xenogamy is the transfer of pollen grains from the anther to the stigma of a different plant of the same species, which brings genetically different pollen grains to the stigma.
Q106mcq
The first stable product of CO2 fixation in sorghum is:
a.
Succinic acid
b.
Phosphoglyceric acid
c.
Pyruvic acid
d.
Oxaloacetic acid
Correct Answer
Step-by-Step AI Explanation
Verified Method
Sorghum is a C4 plant; its first stable product of carbon fixation is Oxaloacetic Acid (OAA).
Q106mcq
The first stable product of CO2 fixation in sorghum is:
a.
Succinic acid
b.
Phosphoglyceric acid
c.
Pyruvic acid
d.
Oxaloacetic acid
Correct Answer
Step-by-Step AI Explanation
Verified Method
Sorghum is a C4 plant. In C4 plants, the first stable product of CO2 fixation is the four-carbon compound Oxaloacetic acid (OAA).
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Plasmid pBR322 has PstI restriction enzyme site within gene ampR that confers ampicillin resistance. If this enzyme is used for inserting a gene for β-galactoside production and the recombinant plasmid is inserted in an E.coli strain
a.
it will lead to lysis of host cell.
b.
it will be able to produce a novel protein with dual ability.
c.
it will not be able to confer ampicillin resistance to the host cell.
d.
the transformed cells will have the ability to resist ampicillin as well as produce β-galactoside.
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Match Column - I with Column - II and choose the correct option:
Column - I: (a) Nitrococcus, (b) Rhizobium, (c) Thiobacillus, (d) Nitrobacter
Column - II: (i) Denitrification, (ii) Conversion of ammonia to nitrite, (iii) Conversion of nitrite to nitrate, (iv) Conversion of atmospheric nitrogen to ammonia
a.
(1)(iii)(i)(iv)(ii)
b.
(2)(iv)(iii)(ii)(i)
c.
(3)(ii)(iv)(i)(iii)
d.
(4)(i)(ii)(iii)(iv)
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Match List - I with List - II:
List - I: (a) Protein, (b) Unsaturated fatty acid, (c) Nucleic acid, (d) Polysaccharide
List - II: (i) C=C double bonds, (ii) Phosphodiester bonds, (iii) Glycosidic bonds, (iv) Peptide bonds
a.
(1)(ii)(i)(iv)(iii)
b.
(2)(iv)(iii)(i)(ii)
c.
(3)(iv)(i)(ii)(iii)
d.
(4)(i)(iv)(iii)(ii)
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Match List - I with List - II:
List - I: (a) S phase, (b) G2 phase, (c) Quiescent stage, (d) G1 phase
List - II: (i) Proteins are synthesized, (ii) Inactive phase, (iii) Interval between mitosis and initiation of DNA replication, (iv) DNA replication
a.
(1)(iv)(i)(ii)(iii)
b.
(2)(ii)(iv)(iii)(i)
c.
(3)(iii)(ii)(i)(iv)
d.
(4)(iv)(ii)(iii)(i)
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Match the following:
(a) Physalia, (b) Limulus, (c) Ancylostoma, (d) Pinctada
(i) Pearl oyster, (ii) Portuguese Man of War, (iii) Living fossil, (iv) Hookworm
a.
(1)(ii)(iii)(iv)(i)
b.
(2)(i)(iv)(iii)(ii)
c.
(3)(iii)(ii)(i)(iv)
d.
(4)(i)(ii)(iii)(iv)
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Match the following : (a) Physalia (i) Pearl oyster (b) Limulus (ii) Portuguese Man of War (c) Ancylostoma (iii) Living fossil (d) Pinctada (iv) Hookworm
a.
(1) (ii)(iii)(iv)(i)
b.
(2) (i)(iv)(iii)(ii)
c.
(3) (ii)(iii)(i)(iv)
d.
(4) (iv)(i)(iii)(ii)
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For effective treatment of the disease, early diagnosis and understanding its pathophysiology is very important. Which of the following molecular diagnostic techniques is very useful for early detection ?
a.
ELISA Technique
b.
Hybridization Technique
c.
Western Blotting Technique
d.
Southern Blotting Technique
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With regard to insulin choose correct options. (a) C-peptide is not present in mature insulin. (b) The insulin produced by rDNA technology has C-peptide. (c) The pro-insulin has C-peptide. (d) A-peptide and B-peptide of insulin are interconnected by disulphide bridges.
a.
(a), (c) and (d) only
b.
(a) and (d) only
c.
(b) and (d) only
d.
(b) and (c) only
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Match List - I with List - II. (a) Metamerism (i) Coelenterata (b) Canal system (ii) Ctenophora (c) Comb plates (iii) Annelida (d) Cnidoblasts (iv) Porifera
a.
(1) (iii)(iv)(ii)(i)
b.
(2) (iv)(i)(ii)(iii)
c.
(3) (iv)(iii)(i)(ii)
d.
(4) (iii)(iv)(i)(ii)
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Read the following statements. (a) Metagenesis is observed in Helminths. (b) Echinoderms are triploblastic and coelomate animals. (c) Round worms have organ-system level of body organization. (d) Comb plates present in ctenophores help in digestion. (e) Water vascular system is characteristic of Echinoderms. Choose the correct answer from the options given below.
a.
(a), (d) and (e) are correct
b.
(b), (c) and (e) are correct
c.
(c), (d) and (e) are correct
d.
(a), (b) and (c) are correct
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Match List - I with List - II. (a) Vaults (i) Entry of sperm through Cervix is blocked (b) IUDs (ii) Removal of Vas deferens (c) Vasectomy (iii) Phagocytosis of sperms within the Uterus (d) Tubectomy (iv) Removal of fallopian tube
a.
(ii)(iv)(iii)(i)
b.
(iii)(i)(iv)(ii)
c.
(iv)(ii)(i)(iii)
d.
(i)(iii)(ii)(iv)
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Match List - I with List - II. (a) Aspergillus niger (i) Acetic Acid (b) Acetobacter aceti (ii) Lactic Acid (c) Clostridium butylicum (iii) Citric Acid (d) Lactobacillus (iv) Butyric Acid
a.
(ii)(iii)(i)(iv)
b.
(iv)(ii)(i)(iii)
c.
(iii)(i)(iv)(ii)
d.
(i)(ii)(iii)(iv)
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Veneral diseases can spread through : (a) Using sterile needles (b) Transfusion of blood from infected person (c) Infected mother to foetus (d) Kissing (e) Inheritance
a.
(b) and (c) only
b.
(a) and (c) only
c.
(a), (b) and (c) only
d.
(b), (c) and (d) only
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During the process of gene amplification using PCR, if very high temperature is not maintained in the beginning, then which of the following steps of PCR will be affected first ?
a.
Denaturation
b.
Ligation
c.
Annealing
d.
Extension
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During the process of gene amplification using PCR, if very high temperature is not maintained in the beginning, then which of the following steps of PCR will be affected first ?
a.
Denaturation
b.
Ligation
c.
Annealing
d.
Extension
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The fruit fly has 8 chromosomes (2n) in each cell. During interphase of Mitosis if the number of chromosomes at G1 phase is 8, what would be the number of chromosomes after S phase ?
a.
4
b.
32
c.
8
d.
16
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Identify the types of cell junctions that help to stop the leakage of the substances across a tissue and facilitation of communication with neighbouring cells via rapid transfer of ions and molecules.
a.
Adhering junctions and Tight junctions, respectively.
b.
Adhering junctions and Gap junctions, respectively.
c.
Gap junctions and Adhering junctions, respectively.
d.
Tight junctions and Gap junctions, respectively.
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Following are the statements about prostomium of earthworm. (a) It serves as a covering for mouth. (b) It helps to open cracks in the soil into which it can crawl. (c) It is one of the sensory structures. (d) It is the first body segment.
a.
(a), (b), (c) and (d) are correct
b.
(b) and (c) are correct
c.
(a), (b) and (c) are correct
d.
(a), (b) and (d) are correct
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Match List - I with List - II: (a) Allen's Rule (i) Kangaroo rat (b) Physiological adaptation (ii) Desert lizard (c) Behavioural adaptation (iii) Marine fish at depth (d) Biochemical adaptation (iv) Polar seal
a.
(iv)(i)(ii)(iii)
b.
(iv)(iii)(ii)(i)
c.
(iv)(ii)(iii)(i)
d.
(iv)(i)(iii)(ii)
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Match List - I with List - II: (a) Filariasis (i) Haemophilus influenzae (b) Amoebiasis (ii) Trichophyton (c) Pneumonia (iii) Wuchereria bancrofti (d) Ringworm (iv) Entamoeba histolytica
a.
(i)(ii)(iv)(iii)
b.
(ii)(iii)(i)(iv)
c.
(iv)(i)(iii)(ii)
d.
(iii)(iv)(i)(ii)
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Match List - I with List - II: (a) Adaptive radiation (i) Selection of resistant varieties due to excessive use of herbicides and pesticides (b) Convergent evolution (ii) Bones of forelimbs in Man and Whale (c) Divergent evolution (iii) Wings of Butterfly and Bird (d) Evolution by anthropogenic action (iv) Darwin Finches
a.
(ii)(i)(iv)(iii)
b.
(i)(iv)(iii)(ii)
c.
(iv)(iii)(ii)(i)
d.
(iii)(ii)(i)(iv)
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Following are the statements with reference to ‘lipids’.
(a) Lipids having only single bonds are called unsaturated fatty acids.
(b) Lecithin is a phospholipid.
(c) Trihydroxy propane is glycerol.
(d) Palmitic acid has 20 carbon atoms including carboxyl carbon.
(e) Arachidonic acid has 16 carbon atoms.
Choose the correct answer from the options given below.
a.
(b) and (c) only
b.
(b) and (e) only
c.
(a) and (b) only
d.
(c) and (d) only
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Match List - I with List - II.
(a) Scapula (i) Cartilaginous joints
(b) Cranium (ii) Flat bone
(c) Sternum (iii) Fibrous joints
(d) Vertebral column (iv) Triangular flat bone
Choose the correct answer from the options given below.
a.
(1) (iv)(ii)(iii)(i)
b.
(2) (iv)(iii)(ii)(i)
c.
(3) (i)(iii)(ii)(iv)
d.
(4) (ii)(iii)(iv)(i)
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During muscular contraction which of the following events occur?
(a) ‘H’ zone disappears
(b) ‘A’ band widens
(c) ‘I’ band reduces in width
(d) Myosine hydrolyzes ATP, releasing the ADP and Pi
(e) Z-lines attached to actins are pulled inwards
Choose the correct answer from the options given below.
a.
(b), (c), (d), (e) only
b.
(b), (d), (e), (a) only
c.
(a), (c), (d), (e) only
d.
(a), (b), (c), (d) only
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Assertion (A) : A person goes to high altitude and experiences ‘altitude sickness’ with symptoms like breathing difficulty and heart palpitations.
Reason (R) : Due to low atmospheric pressure at high altitude, the body does not get sufficient oxygen.
In the light of the above statements, choose the correct answer from the options given below.
a.
(A) is true but (R) is false
b.
(A) is false but (R) is true
c.
Both (A) and (R) are true and (R) is the correct explanation of (A)
d.
Both (A) and (R) are true but (R) is not the correct explanation of (A)
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