Q. Genetic Drift describes.

1. The change in frequency of a gene mearly by chance in small population
2. The change in frequency of a gene that does not influence in any extent
3. The change in frequency of a gene that occurs mearly by selection and chance
4. The change in frequency of a gene that occurs mearly by selection

Q. Match the following. Identify the correct match between Set-I and Set-II.

Set-I	Set-II
A) African sleeping sickness	I) Plasmodium vivax
B) Oriental sores	II) Leishmania tropica
C) Elepgantiasis	III) Trypanosoma gambience
D) Malaria	IV) Wuchareria bancrofti

1. A- II, B- IV, C- III, D- I
2. A- III, B- II, C- IV, D- I
3. A- I, B- III, C- II, D- IV
4. A- III, B- I, C- III, D- IV

Q. Identify the correct statements.
A. Ernst Haeckel is considered as father of embryology.
B. Von Baer is considered as father of modern embryology.
C. Biogenetic law which states "Ontogeny repeats phylogeny" proposed by father of modern embryology.
Select the correct answer.

1. Only Statement B is correct.
2. Statement A and B are correct.
3. Statement A, B and C correct.
4. Only Statement C is correct.

Q. Mark the decreasing order of complexity in the given living systems.
A) Cell
B) Organ
C) Tissue
D) Biosphere.

1. A $>$ B $>$ D $>$ C
2. A $>$ C $>$ B $>$ D
3. B $>$ C $>$ A $>$ D
4. D $>$ B $>$ C $>$ A

Q. Match the following. Identify the correct match between Set-I and Set-II.

Set-I	Set-II
A) Syphilis	I) Human Immunodeficiency virus
B) Cervical cancer	II) Treponema pallidum
C) Gonorrhea	III) Human papilloma virus
D) AIDS	IV) Neisseria

1. A- II, B- III, C- I, D- IV
2. A- II, B- III, C- IV, D- I
3. A- IV, B- III, C- II, D- I
4. A- I, B- II, C- III, D- IV

Q. Match the following. Identify the correct match between Set-I and Set-II.

Set-I	Set-II
A) Flame cells	I) Arthropods
B) Coiled tubules	II) Platyhelminths
C) Malpighian tubules	III) Crustcean
D) Green glands	IV) Annelids

1. A- II, B- IV, C- I, D- III
2. A- I, B- II, C- IV, D- III
3. A- III, B- IV, C- I, D- II
4. A- IV, B- III, C- II, D- I

Q. Which of the following cells of cockroach secrete saliva?

1. Glandular cells of mesenteron
2. Stomodacum cells
3. Acinar cells
4. Proctodaeum cells

Q. When a white eye Drosophila male$\left(X^{r}Y\right)$ is crossed to a red eye female $\left(X^R{X}^R\right)$, in the $F_2$ generation all the females are red eyed and $50\%$ males are white eyed. In a criss cross test, when a white eyed female$\left(X^r{X}^r\right)$ is crossed to a red eye male$\left(X^{R}Y\right)$, the $F_1$ generation off spring had white eyed males while the female offspring had red eyes. Instead of crossing of a white eyed female $\left(X^r{X}^r\right)$ to a red eyed male $\left(X^{R}Y\right)$, white eye female $\left(X^r{X}^r\right)$ to white eye male $\left(X^{r}Y\right)$ is crossed, the $F_1$ generation will have the following phenotypes and genotype.

1. All females have white eye $(X^r{X}^r,X^r{X}^r)$ and all males have red eye $(X^{r}Y,X^{r}Y)$
2. $50\%$ females have white eye $(X^r{X}^r,X^R{X}^r)$ and all males have white eye $(X^{r}Y,X^{r}Y)$
3. All females have white eye $(X^r{X}^r,X^r{X}^r)$ and $50\%$ males have red eye $(X^{R}Y,X^{r}Y)$
4. All females have white eye $(X^r{Y}^r,X^r{X}^r)$ and all males have white eye $(X^{r}Y,X^{r}Y)$

Q. Vaccine contains

1. Only formulation chemicals
2. A chemical that suppresses host DNA
3. A disease causing inactivated microorganism
4. A medicine that suppresses immune system

Q. Klinefelter's syndrome has the following phenotype and karyotype.

1. Female and $47$, XXX
2. Male and $47$, XXY
3. Male and $47$, XYY
4. Female and $46$, X

Q. Human heart contains $4$ chambers, whereas cockroach has a heart with.

1. $13$ chambers
2. $8$ chambers
3. $12$ chambers
4. $2$ chambers

Q. In which of the following cells first meiotic division is observed.

1. Spermatogonia
2. Primary spermatocytes
3. Secondary spermatocytes
4. Spermatids

Q. Match the following. Identify the correct match between Set-I and Set-II.

Set-I	Set-II
A) Typhoid fever	I) Streptococcus
B) Ring worm infection	II) Rhino virus
C) Common cold	III) Salmonella
D) Pneumonia	IV) Trichophyton

1. A- I, B- III, C- II, D- IV
2. A- II, B- III, C- I, D- IV
3. A- III, B- IV, C- II, D- I
4. A- IV, B- II, C- III, D- I

Q. Name the targeted gene in first clinical gene therapy.

1. Thaimine deaminase
2. Adenosine deaminase
3. Cytosine deaminase
4. Guanine deaminase

Q. Name the cancer which arises due to chromosomal translocation.

1. Chronic myelogenous leukemia(CML)
2. Cervical cancer
3. Colon cancer
4. Breast cancer

Q. Which of the following fish is jawless?

1. Sea horse
2. Rohu
3. Lamprey
4. Octopus

Q. Which of the following scientists discovered the drug for filariasis?

1. Y. Nayudamma
2. GN, Ramachandran
3. S.N. Bose
4. Y. Subba Rao

Q. Nervous system is derived from the following germinal layer.

1. Endoderm
2. Mesoderm
3. Ectoderm
4. Meso-endoderm

Q. Enzyme present in lacrimal glands of eye that has immunological role is

1. Lipase
2. Ligase
3. Lacriminase
4. Lysozyme

Q. Assertion :In Periplanata Americana opening and closing of stigmata is influenced by $C{O}_2$ tension in haemolymph and oxygen tension in the tracheae. Reason: The air enters into tracheoles and oxygen from the air is taken into the cells and $C{O}_2$ is released into haemolymph.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Match the following. Identify the correct match between Set-I and Set-II.

Set-I	Set-II
A) Caloreceptors	I) Cold receptors
B) Proprioceptors	II) Body surface receptors
C) Frigidoreceptors	III) Heat receptors
D) Exteroceptors	IV) Receptors found in muscles

1. A- I, B- II, C- III, D- IV
2. A- III, B- IV, C- I, D- II
3. A- IV, B- III, C- II, D- I
4. A- III, B- IV, C- II, D- I

Q. Origin of new species due to the geographical separation is called.

1. None of the above
2. Allopatric speciation
   
3. Sympatric speciation
4. Phyletic speciation

Q. The cell organelle involved in the formation of a flagellum/cilium.

1. Mitochondria
2. Lysosome
3. Basal granule
4. Golgi complex

Q. Match the following. Identify the correct match between Set-I and Set-II.

Set-I	Set-II
A) Reproductively isolated from the individuals of other species	I) A genetic unit
B) Sharing the same ecological niche	II) A breeding unit
C) Showing similarity in the karyotype	II) An evolutionary unit
D) Having similar structural and functional characteristics	IV) An ecological unit

1. A- IV, B- III, C- II, D- I
2. A- II, B- IV, C- I, D- III
3. A- I, B- II, C- III, D- IV
4. A- II, B- I, C- III, D- IV

Q. Match the following. Identify the correct match.

Set-I(Endocrine glands)	Set-II(Hormones secreted)
A) Pituitary gland	I) Melatonin hormone
B) Pineal gland	II) Thyroxine hormone
C) Thyroid gland	III) Cortico steroid hormone
D) Adrenal gland	IV) Growth hormone

1. A- IV, B- III, C- II, D- I
2. A- II, B- I, C- IV, D- III
3. A- I, B- II, C- III, D- IV
4. A- IV, B- I, C- II, D- III

Q. All of the following statements are true for ecological pyramid except

1. Energy available at a lower trophic level is always more than that at a higher level
2. Pyramid of biomass in sea is upright normally
3. The pyramid of numbers in a parasitic food chain is inverted
4. In a tree ecosystem, squirrels are primary consumers and ticks are secondary consumers

Q. Identify the organisms that cause ringworm.
(i) Microsporum
(ii) Haemophillus
(iii) Streptococcus
(iv) Trychophyton
(v) Ascaris
The correct combination is?

1. ii, v
2. ii, iii
3. iii, v
4. i, iv

Q. Match the following. Identify the correct match between Set-I and Set-II.

Set-I	Set-II
A) Insulin	I) Stomach
B) Pepsinogen	II) Salivary gland
C) Bilirubin	III) Liver
D) Ptyalin	IV) Intestine
	V) Pancreas

1. A- V, B- I, C- III, D- II
2. A- V, B- II, C- I, D- IV
3. A- II, B- IV, C- I, D- V
4. A- IV, B- III, C- I, D- II

Q. One of the known largest coding gene in humans is

1. Dystrophin
2. Haemoglobin
3. Insulin
4. Myoglobin

Q. Match the following. Identify the correct match between Set-I and Set-II.

Set-I	Set-II
A) Stichonematic	I) Flagellum has two or more rows of lateral appendages
B) Pantonematic	II) Flagellum has no lateral appendages and terminal filament
C) Acronematic	III) Flagellum bears one row of lateral appendages
D) Anematic	IV) Flagellum does not lateral appendages and terminal part of the acroneme is naked

1. A- III, B- II, C- IV, D- I
2. A- III, B- I, C- IV, D- II
3. A- II, B- I, C- III, D- IV
4. A- IV, B- I, C- III, D- II