Which one of the following statement about virus is correct?

(a)

Possess their own metabolic system

(b)

They are facultative parasites

(c)

They contain DNA or RNA

(d)

Enzymes are present

Identify the correctly matched pair.

(a)

Actinomycete - Late blight

(b)

Mycoplasma - Lumpy jaw

(c)

Bacteria - Crown gall

(d)

Fungi - Sandal spike

Which of the following are found in extreme saline conditions? 

(a)

Archaebacteria

(b)

Eubacteria

(c)

Cyanobacteria

(d)

Mycobacteria

Which of the following organism undergoes regeneration?

(a)

Spirogyra

(b)

Planaria

(c)

Yeast

(d)

Aspergillus

Which of following represents gametophytic generation in pteridophytes?

(a)

Prothallus

(b)

Thallus

(c)

Cone

(d)

Rhizophore

In gymnosperm endosperm is formed_______.

(a)

At the time of fertilization

(b)

Before fertilization

(c)

After fertilization

(d)

Along with the development of embryo

Algae consist of ____like plant body

(a)

hyphae

(b)

thallus

(c)

coiled

(d)

flagella

Development of sporangium from single initial __________.

(a)

Leptosporangiate

(b)

Eusporangiate

(c)

Sporophores

(d)

Sporomorph

When the root is thick and fleshy, but does not taken a definite shape, it said to be _________

(a)

Nodulose root

(b)

Tuberous root

(c)

Monilliform root

(d)

Fasiculated root

Example for negatively geotropic roots __________

(a)

Ipomoea, Dahlia

(b)

Asparagus, Ruellia

(c)

Vitis, Portulaca

(d)

Avicennia, Rhizophora

In Opuntia, the spines represent the modification of __________.

(a)

Stem

(b)

Leaves

(c)

Root

(d)

None of the above

Heterophylly is mainly seen in________________

(a)

xerophytes

(b)

mesophytes

(c)

lithophytes

(d)

hydrophytes

Gynoecium with united carpels is termed as ______.

(a)

Apocarpous

(b)

Multicarpellary

(c)

Syncarpous

(d)

None of the above

In an inflorescence where flowers are borne laterally in an acropetal succession the position of the youngest floral bud shall be ______.

(a)

Proximal

(b)

Distal

(c)

Intercalary

(d)

Anywhere

_________ deaIs with the study of fruits and their cultivation.

(a)

Half inferior ovary

(b)

Mother axis

(c)

Pomology

(d)

Pericarp

Match the following

A) Follicle	i) Alyssum
B) Legume	ii) Lady's finger
C) Siliqua	iii) Aristolochia
D) Silicula	iv) Pisum
E) Septicidal	v) Calotropis
F) Loculicidal	vi) Brassica

(a)

A -v), B - iv), C - vi), D -i), E - iii), F - ii)

(b)

A - i), B - ii), C - iii), D - iv), E - v), F - vi)

(c)

A - iii), B - ii), C - i), D - iv), E- vi), F - v) 

(d)

A - vi), B - v), C - iv), D - iii), E- ii), F - i) 

Specimen derived from non-original collection serves as the nomenclature type, when original specimen is missing. It is known as ________ .

(a)

Holotype

(b)

Neotype

(c)

Isotype

(d)

Paratype

Perianth is present in_______.

(a)

Clitoria ternatea

(b)

Datura metal

(c)

Allium cepa

(d)

Pongamia pinnata

Number of volumes in genera plantorum ____________

(a)

two

(b)

three

(c)

four

(d)

five

_________ are the tools for the taxonomic study such as keys, flora, revisions, catalogues, botanical gardens and herbaria.

(a)

Cladistics

(b)

Cladogram

(c)

Taxonomic aids

(d)

Classification

The two subunits of ribosomes remain united at critical ion level of _______.

(a)

Magnesium

(b)

Calcium

(c)

Sodium

(d)

Ferrous

Match the columns and identify the correct option:

	Column I		Column II
A	Thylakoids	1.	Disc-shaped sacs in Golgi apparatus
B.	Cristae	2.	Condensed structure of DNA
C.	Cisternae	3.	Flat membranous sacs in stroma
D	Chromatin	4.	Infoldings in mitochondria

(a)

A	B	C	D
(iii)	(iv)	(ii)	(i)

(b)

A	B	C	D
(iv)	(iii)	(i)	(ii)

(c)

A	B	C	D
(iii)	(iv)	(i)	(ii)

(d)

A	B	C	D
(iii)	(i)	(iv)	(ii)

Compound microscope was invented by___________________________________

(a)

Z. Jansen

(b)

Compound microscope

(c)

Microscope

(d)

Bright field microscope.

Which of the following microscope produce 3D-image?

(a)

Phase contrast

(b)

TEM

(c)

SEM

(d)

Dark field

If mitotic division is restricted in G1 phase of the cell cycle then the condition is known as _____.

(a)

S Phase

(b)

G2 Phase

(c)

M Phase

(d)

G0 Phase

Colchicine prevents the mitosis of the cells at which of the following stage ______.

(a)

Anaphase

(b)

Metaphase

(c)

Prophase

(d)

Interphase

How many times is the genetic material replicated during meiosis?

(a)

Twice

(b)

Once

(c)

Four times

(d)

None of the above

No asters or centrioles are formed in ____________ .

(a)

Anastral

(b)

Amphiastral

(c)

Mitosis

(d)

Meiosis

The most basic amino acid is

(a)

Arginine

(b)

Histidine

(c)

Glycine

(d)

Glutamine

An example of feedback inhibition is

(a)

Cyanide action on cytochrome

(b)

Sulpha drug on folic acid synthesiser bacteria

(c)

Allosteric inhibition of hexokinase by glucose-6-phosphate

(d)

The inhibition of succinic dehydrogenase by malonate

Formation of new chemical bonds using ATP as a source of energy is the mode of action of the enzymes.

(a)

Hydrolase

(b)

Isomerase

(c)

Lyase

(d)

Ligase

Number of carbon molecule in glucose is___________________

(a)

4

(b)

6

(c)

8

(d)

12

Which of the following is not present in same rank?

(a)

Primata

(b)

Orthoptera

(c)

Diptera

(d)

Insecta

Cladogram considers the following characters _______.

(a)

Physiological and Biochemical

(b)

Evolutionary and Phylogenetic

(c)

Taxonimic and systematic

(d)

None of the above

According to Aristotle, the animals with red blood cells are called _______

(a)

Anaima

(b)

chromista

(c)

Enaima

(d)

Protozoa

DNA hybridization is helpful to ___________

(a)

Identify an individual from a sample of DNA

(b)

Detect difference in homologous DNA sequences

(c)

Measure the degree of genetic similarity between pools of DNA sequences

(d)

Amplify a specific gene

In which of the following organisms, self fertilization is seen.

(a)

Fish

(b)

Round worm

(c)

Earthworm

(d)

Liver fluke

Which of the following is an egg laying mammal?

(a)

Delphinus

(b)

Macropus

(c)

Ornithorhynchus

(d)

Equus

Which of the following statements is incorrect?

(a)

Radial symmetry is seen is Echinoderms

(b)

Taenia is a endoparasite.

(c)

Fasciola is a Eucoelomate

(d)

Mesoglea is seen in Jellyfishes

Which of the following has cartilagenous endoskeleton with notochord?

(a)

Exocoetus

(b)

Labeo

(c)

Hyla

(d)

Scolidon

What type of fibres are found in connective tissue matrix?

(a)

Collagen

(b)

Areolar

(c)

Cartilage

(d)

Tubular

Prevention of substances from leaking across the tissue is provided by ______.

(a)

Tight junction

(b)

Adhering junction

(c)

Gap junction

(d)

Elastic junction

-------is closely attached to skeletal bones.

(a)

Smooth muscle

(b)

cardiac muscle

(c)

Muscle fibers

(d)

Striped muscle

The cartilage cells are called _____________

(a)

Chondrocytes

(b)

Osteocytes

(c)

Melanocytes

(d)

Lymphocytes

How many abdominal segments are present in male and female Cockroaches?

(a)

10, 10

(b)

9, 10

(c)

8, 10

(d)

9,9

Presence of gills in the tadpole of frog indicates that _______.

(a)

fishes were amphibious in the past

(b)

fishes evolved from frog -like ancestors

(c)

frogs will have gills in future

(d)

frogs evolved from gilled ancestor

Identify the feature of frog which is absent in human beings

(a)

Aorta is present.

(b)

Circulatory system is closed type.

(c)

Sinus venosus is a triangular chamber present in the heart.

(d)

Blood contains RBC.

When the frog is in water respiration occurs.

(a)

pulmonary

(b)

gill

(c)

buccal

(d)

cutaneous

Enterokinase takes part in the conversion of ______.

(a)

Pepsinogen into pepsin

(b)

Trypsinogen into trypsin

(c)

Protein into polypeptide

(d)

Caseinogen into casein

Match column I with column II and choose the correct option

Column I	Column II
(P) Small intestine	i) 23 cm
(Q) Large intestine	ii) 4 meter
(R) Oesophagus	iii) 12.5 cm
(S) Pharynx	iv) 1.5 meter

(a)

P	Q	R	S
iv	ii	i	iii

(b)

P	Q	R	S
ii	iv	i	iii

(c)

P	Q	R	S
i	iii	ii	iv

(d)

P	Q	R	S
iii	i	ii	iv

Muscular contraction of alimentary canal are ____________

(a)

Circulation

(b)

Deglutition

(c)

Churning

(d)

Peristalsis

Crown of teeth is covered by ____________

(a)

Dentin

(b)

Enamel

(c)

A and B both

(d)

Non of these

Intercostal muscles are found between the ______.

(a)

vertebral column

(b)

sternum

(c)

ribs

(d)

glottis

During inspiration, the diaphragm _____.

(a)

expands

(b)

unchanged

(c)

relaxes to become domed-shaped

(d)

contracts and flattens

Gradual break down of the thin walls of the alveoli decreasing the total surface area of the gaseous exchange is ________

(a)

bronchitis

(b)

emphysema

(c)

asthma

(d)

tuberculosis

Maximuin amount 70-75% of carbon dioxide transport occursa __________

(a)

Dissolved in plasma

(b)

Carbaminohaemoglobin complex

(c)

Bicarbonate

(d)

None of the above

Blood group is due to the presence or absence of surface _______.

(a)

Antigens on the surface of WBC

(b)

Antibodies on the surface of  RBC

(c)

Antigens on the surface of RBC

(d)

Antibodies on the surface of WBC

An unconscious patient is rushed into the emergency room and needs a fast blood transfusion. Because there is no time to check her medical history or determine her blood type, which type of blood should you as her doctor, give her?

(a)

A^-

(b)

AB

(c)

O⁺

(d)

O^-

Which is known as liquid connective tissue?

(a)

plasma

(b)

blood

(c)

serum

(d)

Iymph

The heart normally beats __________ times per minute in a human adult.

(a)

60-62

(b)

50-52

(c)

70-72

(d)

90-92

Podocytes are the cells present on the ______.

(a)

Outer wall of Bowman's capsule

(b)

Inner wall of Bowman's capsule

(c)

Neck of nephron

(d)

Wall glomerular capillaries

Aldosterone acts at the distal convoluted tubule and collecting duct resulting in the absorption of water through _____.

(a)

Aquaporins

(b)

Spectrins

(c)

GLUT

(d)

Chloride channels

___________part of nephron has evolved to form hypertonic urine.

(a)

Glomerulus

(b)

Loop of Henle

(c)

Proximal convoluted tubule

(d)

Collecting duct

Assertion (A): The decending limb of Henle's loop is permeable to water.
Reason (R): Aquaporins are the facilitators for water permeability.

(a)

A and R are wrong

(b)

R does not explain A

(c)

R explains A

(d)

A is right R is wrong

The functional unit of a muscle fibre is ______.

(a)

sarcomere

(b)

sarcoplasm

(c)

myosin

(d)

actin

Acetabulum is located in ______.

(a)

collar bone

(b)

hip bone

(c)

shoulder bone

(d)

thigh bone

Match the following

A. Collar bone	i. Carpals
B. Wrist bones	ii. Humerus
C. Forearm	iii. Clavicle
D. Upperarm	iv. Radius

(a)

A	B	C	D
i	iii	iv	ii

(b)

A	B	C	D
i	ii	iv	iii

(c)

A	B	C	D
iii	i	iv	ii

(d)

A	B	C	D
iii	iv	ii	i

The bone is covered by_________________

(a)

endosteum

(b)

metaphysis

(c)

periosteum

(d)

osteoclast

Which of the following pairings is correct?

(a)

Sensory nerve - afferent

(b)

Motor nerve - afferent

(c)

Sensory nerve - ventral

(d)

Motor nerve - dorsal

When the potential across the axon membrane Is more negative than the normal resting potential, the neuron is said to be in a state of ______.

(a)

Depolarization

(b)

Hyperpolarization

(c)

Repolarization

(d)

Hypopolarization

Facial nerve is a _________ nerve. 

(a)

Sensory

(b)

Mixed

(c)

Motor

(d)

Efferent

The_________in the body are replaced every 7-10 days.

(a)

RBC

(b)

Ruffini endings

(c)

Taste bud cells

(d)

Cone

Which of the following statement about sex hormones is correct?

(a)

Testosterone is produced by Leydig cells under the influence of luteinizing hormone.

(b)

Progesterone is secreted by corpus luteum and softens pelvic ligaments during child birth.

(c)

Oestrogen is secreted by both Sertoli cells and corpus luteum

(d)

Progesterone produced by corpus luteum is biologically different from the one produced by placenta

Which one of the following statement is correct

(a)

Calcitonin and thymosin are thyroid hormones

(b)

Pepsin and prolactin are secreted in stomach

(c)

Secretin and rhodopsin are polypeptide hormones

(d)

Cortisol and aldosterone are steroid hormones

Choose the correct statement

(a)

Mineralocorticoids regulate water and electrolyte balance

(b)

Aldosteron stimulates reabsorption of chloride ions

(c)

Cortisol is a mineralocorticoid

(d)

Laughing increases the adrenaline levels in the body.

The normal blood glucose level in fasting is ________________ .

(a)

110-140mg/dl

(b)

120-130mg/dl

(c)

70-110mg/dl

(d)

80-130mg/dl

Which one of the following is not related to vermiculture?
(a) Maintains soil fertility
(b) Breakdown of inorganic matter
(c) Gives porosity, aeration and moisture holding capacity
(d) Degradation of nonbiodegradable solid waste

(a)

a and b is correct

(b)

c and d is correct

(c)

b and d is not correct

(d)

a and c is not correct

Prawn belongs to the class ______.

(a)

Crustacea

(b)

Annelida

(c)

Coelenterata

(d)

Echinodermata

___________ is known as Brine shrimp.

(a)

Chanos

(b)

Artemia

(c)

Carp

(d)

Pearl spot

Jamunapari is a _________breed

(a)

cattle

(b)

goat

(c)

hen

(d)

duck

Refer to the given figure and select the correct statement.

i. A, B, and C are histogen of shoot apex
ii. A Gives rise to medullary rays.
iii. B Gives rise to cortex
iv. C Gives rise to epidermis

(a)

i and ii only

(b)

ii and iii only

(c)

i and iii only

(d)

iii and iv only

Grafting is successful in dicots but not in monocots because the dicots have _______.

(a)

Vascular bundles arranged in a ring

(b)

Cambium for secondary growth

(c)

Vessels with elements arranged end to end

(d)

Cork cambium

Select the incorrect statement about casparian strips

(a)

These are bands of thickenings along the radial and tangential walls of endodermal cells

(b)

They prevent plasmolysis of endodermal cells

(c)

These are composed of lignin, suberin and tannins.

(d)

It is not found opposite to proto xylem points

The inactive region in root promeristem is called _____________

(a)

Korper zone

(b)

Quiescent centre

(c)

Kappe zone

(d)

Calyptrogen

In the diagram of lenticel identify the parts marked as i, ii, iii, iv

(a)

i. phellem, ii. Complementary tissue, iii.Phelloderm, iv. Phellogen.

(b)

i. Complementary tissue, ii. Phellem, iii.Phellogen, iv. Phelloderm

(c)

i. Phellogen, ii. Phellem, iii. Phelloderm, iv. complementary tissue

(d)

i. Phelloderm, ii. Phellem, iii. Complementary tissue, iv. Phellogen

The common bottle cork is a product of______.

(a)

Phellem

(b)

Phellogen

(c)

Xylem

(d)

Vascular cambium

Gum Arabic is got from ___________

(a)

Acacia

(b)

Pinus

(c)

Quercus

(d)

Hevea

In dicot root, periderm originates from  ____________

(a)

cortex

(b)

pericycle

(c)

xylem

(d)

medullary rays

In a fully turgid cell _____.

(a)

DPD = 10 atm; OP = 5 atm; TP = 10 atm

(b)

DPD = 0 atm; OP = 10 atm; TP = 10 atm

(c)

DPD = 0 atm; OP = 5 atm; TP = 10 atm

(d)

DPD = 20 atm; OP = 20 atm; TP = 10 atm

What type of transpiration is possible in the xerophyte Opuntia?

(a)

Stomatal

(b)

Lenticular

(c)

Cuticular

(d)

All the above

1.	J C Bose	(i)	phosphorylase
2.	Strasburger	(i)	Cohesive force
3.	Dixon	(iii)	Crescograph
4.	Hanes	(iv)	Oak tree

(a)

1-iii , 2-iv , 3-i, 4-ii

(b)

1-iii, 2-iv, 3-ii, 4-i

(c)

1-iv, 2-iii,3-ii, 4- i

(d)

1-i , 2-iv , 3-ii ,4-iii

__________ is not linked to protein - lecithin theory.

(a)

phosphatidic acid

(b)

ATP4

(c)

Choline

(d)

Dehydrogenase

Identify correct match.

1. Die back disease of citrus	(i) Mo
2. Whip tail disease	(ii) Zn
3. Brown heart of turnip	(iii) Cu
4. Little leaf	(iv) B

(a)

1(iii) 2 (ii) 3 (iv) 4 (i)

(b)

1 (iii) 2 (i) 3 (iv) 4 (ii)

(c)

1 (i) 2 (iii) 3 (ii) 4 (iv)

(d)

1 (iii) 2 (iv) 3 (ii) 4 (i)

Identify the correct statement
i. Sulphur is essential for amino acids Cystine and Methionine
ii. Low level of N, K, S and Mo affect the cell division
iii. Non-leguminous plant Alnus which contain bacterium Frankia
iv. Denitrification carried out by nitrosomonas and nitrobacter.

(a)

I, II are correct

(b)

I, II, III are correct

(c)

I only correct

(d)

all are correct

Kheira disease of Rice is caused due to deficiency  of  __________

(a)

Mo

(b)

Zn

(c)

B

(d)

O

The term Hydroponis was coined by  ________

(a)

Hoagland

(b)

Goerick

(c)

Knop

(d)

Arnon

The correct sequence of flow of electrons in the light reaction is _______.

(a)

PS II, plastoquinone, cytochrome, PS I, ferredoxin.

(b)

PS I, plastoquinone, cytochrome, PS II ferredoxin.

(c)

PS II, ferredoxin, plastoquinone, cytochrome, PS I.

(d)

PS II, plastoquinone, cytochrome, PS II, ferredoxin.

Identify true statement regarding light reaction of photosynthesis.

(a)

Splitting of water molecule is associate with PS I.

(b)

PS I and PS II involved in the formation of NADPH + H⁺

(c)

The reaction center of PS I is Chlorophyll a with absorption peak at 680 nm.

(d)

The reaction center of PS II is Chlorophyll a with absorption peak at 700 nm.

Law of limiting factors was proposed by ______________.

(a)

Calvin

(b)

Huber

(c)

Blackman

(d)

Von Maye

The term quantosome was coined by________________.

(a)

Emerson

(b)

Warburg

(c)

Steinman Park

(d)

Beggins

During oxidation of two molecules of cytosolic NADH + H⁺, number of ATP molecules produced in plants are _____.

(a)

3

(b)

4

(c)

6

(d)

8

The compound which links glycolysis and Krebs cycle is _______.

(a)

Succinic acid

(b)

Pyruvic acid

(c)

Acetyl CoA

(d)

Citric acid

The number of O₂ molecules required for breaking down of one molecule of glucose forglycolysis _________

(a)

2

(b)

4

(c)

5

(d)

6

F1 particles are called______________.

(a)

quantosome

(b)

cytochromes

(c)

oxysome

(d)

Osmosomes

Select the wrong statement from the following:

(a)

Formative phase of the cells retain the capability of cell division.

(b)

In elongation phase development of central vacuole takes place.

(c)

In maturation phase thickening and differentiation takes place.

(d)

In maturation phase, the cells grow further.

________ is the powerful growth inhibitor

(a)

Ethanol

(b)

Cytokinins

(c)

ABA

(d)

Auxin

_________ is a antiauxin compound.

(a)

2,4 - D

(b)

2,4,5 -T

(c)

TIBA

(d)

IPA

An example for intermediate day plant is ___________

(a)

Potato

(b)

Sugarcane

(c)

Rye

(d)

Night Jasmine

Name the device used to hear the internal sounds of the human body.

(a)

Stethoscope

(b)

Sphygmomanometer

(c)

Glucometer

(d)

Autoanalyser

Which is said to be computer-controlled device?

(a)

Auto analyser

(b)

Sphygmomanometer

(c)

Glucometer

(d)

Stethoscope

Jaundice

(1)

Centre in medulla

Liver cirrhosis

(2)

Goblet cells

Gall stone

(3)

35% of energy

Peptic ulcer

(4)

Pernicious anaemia

Carbohydrates 

(5)

Pellagra

Fats

(6)

Intestine

Protein

(7)

Duct of rivinis

Intestinal juice

(8)

50% of energy

Parietal

(9)

Alcoholism

Peptic cells

(10)

Dermatitis

Piles

(11)

Haemorrhoids

Bartholin's duct

(12)

Viruses

B₁ Thiamine

(13)

Goblet cells

B₅ Niacin

(14)

Cholesterol

B₆ Pyridoxine

(15)

Succus entericus

B₁₂ Cobalamine

(16)

Abnormal frequency of bowel movement and reduced.

Vomiting

(17)

Saliva

Constipation

(18)

Oxyntic cells

Jaundice

(19)

Faeces retains in rectum

Diarrhoea

(20)

Pernicious anaemia

Nuclease

(21)

Zymogen cells

Mucus

(22)

15% of energy

Lysozyme

(23)

Liver is affected and bile pigments deposited in the body

Succus entericus

(24)

Asprin