EAMCET 2010 BOTANY ONLINE TEST

study the following lists and match the correct is


A teacher was explaining about a plant whose venation pattern is basically similar to Eryngium, fruit is berry and stem shows signs of perennation. He was trying to arrive at one of the following


The following plants are devoid of some vital organs. Arrange these in the order of absence of root, stem, leaf, flower and fruit respectively

1. Rafflesia

2. Equisetum

3. Ceratophyllum

4.Gnetum

5.Taeniophyllum


Study the following lists and match the correct


from the following, identify DNA fragment showing palindromic sequence:

NOTE: IMAGINE IT IS IN DOUBLE STRAND


study the following lists and match the correct for A B C D

LIST I

A. B-vitamins rich SCP

B. Fox fire

C. Methionine deficient SCP

D. Lysine rich SCP

LIST II

1.Dunaliella salina

2.Amanita muscaria

3.Canadida lipolytica

4.Armillariella mellea

5.Methylophilus methylotrophus


IDENTIFY the correct combination of the following related to recombinant DNA TECHNOLOGY:


Study the following lists

LIST I

A.mass selection

B.pure line selection

C.Spontaneous mutation

D.Clonal selection

LIST II

1.Co-10 rice variety

2.Kufri red potato variety

3.Dharwar American cotton variety

4.Basmati rice variety

5.GEB-24 rice variety

the correct match is for A B C D


if X molecules of ATP are utilized to produce one molecule of glucose during photosunthesis of a C3 plant and Y molecules of ATP are formed through substrate level phosphorylation during the breakdown of one molecule of glucose in aerobic respiration, then the ration of X and Y is:


WHICH OF THE FOLLOWING STATEMENTS RELATED TO PROTEIN SYNTHESIS ARE TRUE?

1. transcribed hn-RNA and m-RNA of gene are similar in size

2.the 3'CCA end of t-RNA act as amino acid binding site

3. f-met-t-RNA binds on to the P site in ribosome

4.the protein factor called RF3 helps in recognizing the termination codon


Study the following lists:

list I list II

A.Oxidative decarboxylation 1. Carbonic anhydrase

B.Competitive inhibition 2.Malic enzyme

C.Metal ion as co-factor 3.Pepsin

D.Organic molecule as co-factor 4.Peroxidase

5.Succinic dehydrogenase

the correct match is for

A B C D


Eight molecule of an enzyme solution is mixed with 1000 molecules of the substrate in a reaction mixture. if it converts 80% of the substrate into product in 5 minutes, then its turnover number is:


Assertion (A): The energy requirement for the formation of one hexose molecule is more in Chlorella than in Sugarcane

Reason (R): The formation of phophoenol pyruvic acid from pyruvic acid requires 2 ATP molecules.

the correct one is:


Arrange the following respiratory substrates in decreasing order of CO2 molecules released when one molecule of each of them is oxidized:

1. Tripalmitin

2.Oleic acid

3.Triolein

4.Malic acid


The carbon ratio of lutein , abscisic acid and GA27 is


Study the following lists and choose the correct match for A B C D

LIST I

A. Sulphur

B.Molybdenum

C.Copper

D.Manganese

LIST II

1.Cytochrome C oxidase

2.IAA synthesis

3.Biotin

4.Dinitrogenase

5.Oxygen evolving complex


The right sequence of carriers which involve in the transport of excess Na+ ions out of the cell in salt resistant plants is


Study the following table and identify the correct sequence of cells which shows the path of water movement between them

cell Osmotic potential pressure potential

(MPa) (MPa)

A -0.95 0.40

B -0.75 0.40

C -0.85 0.25

D -0.65 0.25


The disease caused by the virus having double stranded nucleic acid with ribose sugar as genetic material is:


Study the following combinations and identify correct matches:

1. Bacillus vulgaris----Saprophyte---- Mineralization

2.Erwinia amylovora---- Saprophyte----Biopesticide

3.Agrobacterium tumefaciens---- Saprophyte---Genetic engineering

4.Bdellovibrio bacteriovorus---Parasite----Water purification


False statement related to Cycas is


Study the following lists:

LIST I

A. neck of archegonium in Funaria

B.neck of archegonium in Pteris

C.neck canal cell in Pteris

D.neck can cells in Cycas

LIST II

1.two nucleated

2.two celled

3.zero

4.six vertical rows of cells

5.four vertical rows of cells

the correct match is:

A B C D


How many zygospores are formed in a 100-celled filament of spirogyra affinis if all cells are involved in conjugation


Identify the correct sequence of the stages in the life cycle of Rhizopus after the reduction division of zygospore:


Assertion (A): Induced mutations are widely used in crop improvement

Reason (R):Physical and chemical mutagens cause genetic variability in a population and produce only desirable characters.

The correct one is:


Study the following lists:

The correct match is for

A B C D


study the following lists

the correct match is for

A B C D


Study the following lists

LIST 1

A.Heterophyllous plant

B.Plant without roots

C.Plant with largest simple leaves

D.Plant with succulent roots

LIST 2

1.Asparagus

2.Wolffia

3.Sagittaria

4.Tribulus

5.Victoria regia

the correct match is for A B C D


Closely and compactly arranged fundamental tissue is not found in:


Identify the plant in which the tangential walls of collocytes are excessively thickened but radial walls are thin


Which of the following statements related to plant structure are true?

1. The cotyledons of Mouriria have trichosclereids

2.Young sieve elements possess cytoplasm without nucleus

3.Cells of pericycle in dicot root are capable of dedifferentiation

4.Cork lacks stomata but yet performs gaseous exchange


If there are 135 hydrogen bonds between two strands of a fragment of DNA double helix which contains 23 Guanine nitrogen bases, what is its total length?


Activity of ligase enzyme is found in:


Identify the true statement in the following:


Assertion (A): Phylogenetic systems of classificatin are considered as post-Darwinian

Reason (R): They are proposed after the publication of the book "Origin of Species"


The ratio of the cohorts of the first two subclasses of Dicotyledonae in Bentham and Hooker classification is:


The ratio of components of male flower of Smilax, female flower of Ruscus, modified reproductive shoots of Scilla and Tephrosia is":


Assertion (A): In Fritillaria, the embryo sac is described as tetrasporic type

Reason (R): In Fritillaria, four megaspore mother cells are involved in the formation of an embryo sac

The correct one is:


Fruits which break at maturity into number of pieces equal to the number of carpels are found in

1. Aristolochia

2.Datura

3.Dolichos

4.Abelmoschus


From the following identify the plants having inflorescences with male, female and sterile flowers

I.Casuarina

2.Vernonia

3.Colocasia

4. Ficus
















































































































































































































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this is eamcet 2010 botany online test
this will help the student to take the test online and reduce time to him. it works as a practice test to him not only for eamcet for remaining tests like AFMC, AIMEE, PRE MEDICAL ENTRANCE EXAMINATION etc.,

so students Good Luck to take the test

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