1. Match the following.
List – I List – II
(A) HIV (i) ghost
(B) Pilus (ii) prophage
(C) Virus penetration (iii) Retroviridae
(D) Lysogeny (iv) donor
(v) Polyhedral virus
A B C D

2. Arrange the following in decreasing order based on the results obtained in the F2
progeny of a dihybrid cross.
(A) Total number of parental genotypes
(B) Total number of recombinant genotypes
(c) Total phenotypes
(D) Total genotypes

3. Assertion (A): Transcription unit is often monocistronic in eukaryotes and
polycistronic in prokaryotes
Reason (R): Exons do not appear in mature RNA, introns appear in mature RNA

Identify the steps that are involved in PCR
(A) Denaturation (B) Annealing
(C) Extension (D) Down stream processing

Match the following
List – I List – II
(A) Fermenting malted cereals and (i) Clots in the blood vessels
fruit juices
(B) Production of large holes in swiss (ii) Digestion of sludge by bacteria
cheese and fungi resulting in emission of
methane and other gases.
(C) Myocardial infection (iii) Production of ethanol
(D) Biogas (iv) Blood cholesterol lowering agent
(v) Production of large amount of CO2

In recent years some crops were improved by various methods for higher yield and better quality of food grains. Match the improved varieties with the related crop.
(A) Golden Rice (i) Cross breed Hybrid
(B) I. R. 8 Rice (ii) Somatic hybrid
(C) Himgiri wheat (iii) Semi-dwarf variety
(D) Pomato (iv) Genetically modified crop

The recognition sequence of restriction enzyme ‘A’ is GGCC and that of ‘B’ is GAATTC. Which statement among the following is the true regarding the probable frequency of cutting sides in a genome.

Assertion (A): Events in pachytene play a key role in evolutionary changes in
organisms.
Reason (R): Exchange of genetic material takes place between sister chromatids of
homologous chromosomes.

Match the following:
List – I List – II
(A) Trichomes (i) Gaseous exchange
(B) Trachoids (ii) Mechanical strength
(C) Bast fibre (iii) Prevent water loss
(D) Guard cells (iv) Water conduction
(v) Synthesis of food

In insertional inactivation of β –galactosidase gene, the bacteria in white colonies
have

A ‘beads on a string’ like chromatin with 200 beads or nucleosomes contains ___ bp
of DNA.

In an Angiosperm the number of micro scope mother cells involved in production
of 120 male gametes is

13. Match the following and choose the correct combination from the options given below:
Column A Column B
(A) Eubacteria (I) Trichoderma
(B) Dinofalgellates (II) Albugo
(C) Phycomycetes (III) Gonyaulax
(D) Deuteromycetes (IV) Anabaena

Bryophytes are

Identify the characteristic features of diatoms.

Identify the right combination

The chief edible part in (a) Groundnut (b) Jack fruit (c) Apple and (d) Mango fruits are

Match the organism in column A with the Contents in Column B
Column A Column B
(A) Gracilaria (I) Biflagellate zoospores
(B) Ectocarpus (II) Elaters
(C) Marchantia (III) Biflagellate antherozoids
(D) Cycas (IV) Carpogonium
(V) Multiciliated malegamates

Assertion (A): Subaerial stem modifications participate in vegetative reproduction.
Reason (R): They store water and food

Different plants adopt various methods of pollination, match the plant with correct method of pollination.

The pollen Grains can be stored in a viable condition for many years in the following conditions.

Read the following and identify correct combinations
Genus Family Character
(1) Datura – Solanaceae – Epipetatons stamens
(2) Allium – Solanaceae – Tricarpellary gynoecium
(3) Petunia – Solanaceae – Didynamous stamens
(4) Crotalaria – Fabaceae – Diadelphous

Identify the polypeptide subunits present in the adult human haemoglobin
(1) Two α type subunits and twoβ type subunits
(2) Four α type subunits
(3) Four β type subunits
(4) Three α type subunits and oneβ type subunits

Match the plants in column B with character in column A
Column A Column B
(A) Parthenocarpy (i) Lodoecia
(B) Polyembrony (ii) Banana
(C) Largest Seed (iii) Mango
(D) Seeds from Arctic tundra (iv) Orchid
(v) Lupinus

Ribosomes are essential for protein synthesis, but they are present in Mitochondria and plastids, the
sites of respiration and photosynthesis. What is the role of ribosomes in these cell organells.

Identify the correct combination regarding Anaphase, Anaphase-I and Anaphase-II
(1) Anaphase – centromere splits
Anaphase – I – Centromere splits,
Anaphase – II – Centromere splits
(2) Anaphase – chromatids move to opposite poles;

Anaphase – I – Homologous chromosomes separate;
Anaphase – II – Centromere splits
(3) Anaphase – chromosomes cluster at opposite poles;
Anaphase – I Homologous chromosomes separate;
Anaphase – ii – Centromere splits
(4) Anaphase – chromosomes move to opposite poles;
Anaphase – I – Homologous chromosomes separate;
Anaphase – II – Centromere splits.

Match the following
A B
(A) Abrin                 (i) Lectin
(B) GLUT – 4         (ii) Intercellular ground substance
(C) Collagen            (iii) Hormone
(D) Concanavalin A         (iv) Enables glucose transport into cells
(v) Toxin

These cells are absent in phloem of gymnosperms

29. Periderm of stem includes

Match the following:
A B
(A) Lemna        (i) Halophyte
(B) Vallisneria (ii) Free floating hydrophyte
(C) Rhizophora (iii) Amphibious plant
(D) Typha          (iv) Submerged rooted hydrophyte

Assertion (A): Ethylene induces fruit ripening
Reason (R): Ethylene is a gaseous hormone.

Induction of cell division and delay in senescence is caused by

Match the following:
A B
(A) Scotoactive stomata (i) Opening and closing of photoactive Stomata
(B) Guttation              (ii) Transpiration
(C) Tensile strength (iii) Water loss in liquid phase
(D) K+ pump theory (iv) Night transpiration
(v) Antitranspirant

The correct ascending sequence of the cells with respect to their water potential is
A B C D
π – 0.8 Mpa – 1.0 MPa – 0.9 MPa – 0.3 MPa
P + 0.4 MPa + 0.5 MPa + 0.2 MPa + 0.2 MPa

Conversion of organic nitrogen into Ammonia, Na2 gas into ammonia, nitrates into
ammonia, ammonia into nitrates respectively known as

Choose the correct sequence of electron pathway in Electron Transport System.

Match the following
List – A List – B
(A) Oxidoreductases (i) Linking of two compounds
(B) Isomerases (ii) Removal of groups from substrates
(C) Ligases (iii) Inter conversion of isomers
(D) Lyases (iv) Dehydrogenation
(v) Hydrolysis

Choose the correct statement

Match the following:
List – A List – B
(A) Mg  (i) Splitting of H2O during photosynthesis
(B) Mo (ii) Germination of Pollengrain
(C) Mn (iii) Constituent of chlorophyll
(D) B    (iv) Component of Nitrate reductase

(v) Synthesis of Auxins

Match the following:
A B
(A) Statins (i) Remove the clots in blood vessels
(B) Cyclosporin – A (ii) Competitive inhibitor of cholesterol
synthesizing enzyme
(C) Streptokinase (iii) Immuno suppresant
(D) Lipase (iv) Soap industry to remove oil strains

A parallel plate capacitor has 91 plates, all are identical and arranged with same spacing
between them. If the capacitance between adjacent plates is 3pF. What will be the resultant
capacitance ?

A 1Ω resistance in series with an ammeter is balanced by 75 cm of potentiometer wire. A standard cell
of emf 1.02 V is balanced by 50 cm. The ammeter shows a reading of 1.5A. Then the error in ammeter
reading is

A battery of 12 V is connected in the circuit as shown in figure. Find the magnitude of current
‘i’.

A rectangular copper coil is placed in uniform magnetic field of induction 40 mT with its plane
perpendicular to the field. The area of the coil is shrinking at a constant rate of 0.5 2 -1 m s . . The
emf induced in the coil is

The range of voltmeter is 10V and its internal resistance is 50Ω. To convert it to a voltmeter of
range 15V, how much resistance is to be added ?

A bar magnet has a coercivity of 4103 -1 Am . It is placed inside a solenoid of length 12cm having 60
turns in order to demagnetize it. The amount of current that should be passed through the solenoid is

Identify the set of hormones that are not antagonistic in function

Antigen binds to this part of antibody

Match the following
List – I List – II
(A) Syphilis (I) Human paplilloma virus
(B) Genital warts (II) HBV
(C) Hepatitis – B (III) Treponema pallidum
(D) Gonorrhea (IV) HSV (Herpes simplex Virus)
(V) Neisseria

Study the following and identify the correct combinations
Extra embryonic Formed by Function
Membrane
(A)Amnion Somatopleure Protection
(B) Allantois Splanchnopleure Placenta formation
(C) Yolk sac Mid gut Nutrition
(D) Chorion Outer wall of amniotic folds Excretion

Identify the complete and correct sequence in the passage of spermatozoa.

A person with 44A + XXY chromosome setup has gynecomastia and are Barr body positive. They have
symptoms of

Drosophila with the genotype AAA + XX is

Find out the mismatched pair

Wings of butterfly and wings of birds are examples, for

Which of the following shows similarity with first man ?

Guardian angel of genome is

In poultry, antibiotics are used to treat

α -1 antitrypsin is sued to treat

Assertion (A) : Hormones interacting with cell surface receptors do not enter the target but they
generate second messengers
Reason (R) : Glucocorticoids bind to the intracellular receptors and regulate the gene expression

The correct sequence of taxa is

Latest and 17 th biosphere reserve in India is

Wharton’s jelly present in umbilical cord is an example for

Assertion (A) : In cardiac muscles, impulses are transmitted radpidly
Reason (R) : Gap junctions allow quick passage of ions from one cell to the other.

The glial cells which help in providing blood – brain barrier are

Study the following and choose the correct pair.
Class Feature Example
(A) Cephalopoda Closed circulatory system Pinctada
(B) Echinoidea Aristole’s Lantern Sea- Urchin
(C) Tentaculata Cnidoblasts Pleurobrachia
(D) Hexactinellida Siliceous spicules Venus’ flower basket

The Molluscan without shell

Study the following statements about chordate
(A) Columella auris present in the middle ear of amphibians is modified hyomandibula of fishes.
(B) Reptiles lay cleidoic egg
(C) Sphenodon is a connecting link between amphibians and reptiles
(D) Panthera tigris is an extinct animal of India.
From the above, identify the correct statements.

The character not related to chondrichthyes is

Assertion (A) : It is necessary to study the life history of an ascidian to consider it as chordate
Reason (R) : Tadpole larva of ascidians has a notochord that disappears in the adult.

Kinety system is present in

Nocturnal periodicity is exhibited by

Which one of the following statements is correct ?

Match the following
(A) Entamoeba histolytica (I) Cytozoic parasite
(B) Plasmodium (II) Coelozoic parasite
© Wuchereria (III) Rhabditiform larva
(D) Extraintestinal migration (V) Monogenic parasite
(V) Lymphadenitis

Which of the following statements is incorrect pertaining to cockroach ?

Which among the following are the fat secreting cells present in the haemocoel of cockroach ?

Which of the following rule states that with the increase of every 10C temperature, the rate of
metabolic activity gets doubled

Match the following
A) Eutrophication I) Rise in sea level
B) Biomagnification II) Water Hyacinth
C) Terror of Bengal III) Increase of quantity of pollutant at successive trophic levels
D) Green house effect IV) Enrichment with nutrients
The correct answer is :

Match the following

List – I List – II
A) Arenicola I) Terrestrial leech
B) Hirudinaria II) Marine leech
C) Pontobdella III) Lug worm
D) Haemadipsa IV) Fresh water leech

Match the following
List – I List – II
A) Cardiac glands I) Castle’s intrinsic factor
B) Pyloric glands II) Gastrin
C) Peptic cells III) Mucus for protection
D) Parietal cells IV) Pepsinogen
The correct answer is

In man during inspiration air passes through

What will be the number of heart beats per minute, if the stroke volume of heart increases with the total
volume of blood remains same

Choose the correct one regarding urinary excretion

Thin filaments of a myofibril are made up of

Read the following statements
A) Midbrain, Pons varolii and medulla oblongata are together called brain stem
B) Paracoels are connected to diocoel through iter
C) Heartbeat, respiration, swallowing, cough related centers lie in medulla oblongata
D) Cerebellum is also called gyroscope of the body
Among the above correct statements are :

Identify the set of hormones that are not antagonistic in function

Antigen binds to this part of antibody

Match the following
List – I List – II
(A) Syphilis (I) Human paplilloma virus
(B) Genital warts (II) HBV
(C) Hepatitis – B (III) Treponema pallidum
(D) Gonorrhea (IV) HSV (Herpes simplex Virus)
(V) Neisseria

Study the following and identify the correct combinations
Extra embryonic Formed by Function
Membrane
(A)Amnion Somatopleure Protection
(B) Allantois Splanchnopleure Placenta formation
(C) Yolk sac Mid gut Nutrition
(D) Chorion Outer wall of amniotic folds Excretion

Identify the complete and correct sequence in the passage of spermatozoa.

A person with 44A + XXY chromosome setup has gynecomastia and are Barr body positive. They have
symptoms of

Drosophila with the genotype AAA + XX is

Find out the mismatched pair

Wings of butterfly and wings of birds are examples, for

Which of the following shows similarity with first man ?

Guardian angel of genome is

In poultry, antibiotics are used to treat

α -1 antitrypsin is sued to treat

Assertion (A) : Hormones interacting with cell surface receptors do not enter the target but they
generate second messengers
Reason (R) : Glucocorticoids bind to the intracellular receptors and regulate the gene expression

The correct sequence of taxa is

Latest and 17 th biosphere reserve in India is

Wharton’s jelly present in umbilical cord is an example for

Assertion (A) : In cardiac muscles, impulses are transmitted radpidly
Reason (R) : Gap junctions allow quick passage of ions from one cell to the other.

The glial cells which help in providing blood – brain barrier are

Study the following and choose the correct pair.
Class Feature Example
(A) Cephalopoda Closed circulatory system Pinctada
(B) Echinoidea Aristole’s Lantern Sea- Urchin
(C) Tentaculata Cnidoblasts Pleurobrachia
(D) Hexactinellida Siliceous spicules Venus’ flower basket

The Molluscan without shell

Study the following statements about chordate
(A) Columella auris present in the middle ear of amphibians is modified hyomandibula of fishes.
(B) Reptiles lay cleidoic egg
(C) Sphenodon is a connecting link between amphibians and reptiles
(D) Panthera tigris is an extinct animal of India.
From the above, identify the correct statements.

The character not related to chondrichthyes is

Assertion (A) : It is necessary to study the life history of an ascidian to consider it as chordate
Reason (R) : Tadpole larva of ascidians has a notochord that disappears in the adult.

Kinety system is present in

Nocturnal periodicity is exhibited by

Which one of the following statements is correct ?

Match the following
(A) Entamoeba histolytica (I) Cytozoic parasite
(B) Plasmodium (II) Coelozoic parasite
© Wuchereria (III) Rhabditiform larva
(D) Extraintestinal migration (V) Monogenic parasite
(V) Lymphadenitis

Which of the following statements is incorrect pertaining to cockroach ?

Which among the following are the fat secreting cells present in the haemocoel of cockroach ?

Which of the following rule states that with the increase of every 10C temperature, the rate of
metabolic activity gets doubled

Match the following
A) Eutrophication I) Rise in sea level
B) Biomagnification II) Water Hyacinth
C) Terror of Bengal III) Increase of quantity of pollutant at successive trophic levels
D) Green house effect IV) Enrichment with nutrients
The correct answer is :

Match the following

List – I List – II
A) Arenicola I) Terrestrial leech
B) Hirudinaria II) Marine leech
C) Pontobdella III) Lug worm
D) Haemadipsa IV) Fresh water leech

Match the following
List – I List – II
A) Cardiac glands I) Castle’s intrinsic factor
B) Pyloric glands II) Gastrin
C) Peptic cells III) Mucus for protection
D) Parietal cells IV) Pepsinogen
The correct answer is

In man during inspiration air passes through

What will be the number of heart beats per minute, if the stroke volume of heart increases with the total
volume of blood remains same

Choose the correct one regarding urinary excretion

Thin filaments of a myofibril are made up of

Read the following statements
A) Midbrain, Pons varolii and medulla oblongata are together called brain stem
B) Paracoels are connected to diocoel through iter
C) Heartbeat, respiration, swallowing, cough related centers lie in medulla oblongata
D) Cerebellum is also called gyroscope of the body
Among the above correct statements are :