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Recent questions tagged biology
Questions
The carbon ratio of lutein, abscisic acid and $ GA_{27}$ is :
jeemain
eamcet
biology
2010
q30
asked
Nov 11, 2013
by
thanvigandhi_1
0
answers
Study the following lists
jeemain
eamcet
biology
2010
q29
asked
Nov 11, 2013
by
thanvigandhi_1
0
answers
The right sequence of carriers which involve in the transport of excess $Na^+$ ions out of the cell in salt resistant plants is :
jeemain
eamcet
biology
2010
q28
asked
Nov 11, 2013
by
thanvigandhi_1
0
answers
Study the following table and identify the correct sequence of cells which shows the path of water movement between them :
jeemain
eamcet
biology
2010
q27
asked
Nov 11, 2013
by
thanvigandhi_1
1
answer
The disease caused by the virus having double stranded nucleic acid with ribose sugar as genetic material is :
jeemain
eamcet
biology
2010
q26
asked
Nov 11, 2013
by
thanvigandhi_1
1
answer
Study the following combinations and identify correct matches :
eamcet
jeemain
biology
2010
q25
asked
Nov 11, 2013
by
thanvigandhi_1
0
answers
False statement related to Cycas is :
jeemain
eamcet
biology
2010
q24
asked
Nov 11, 2013
by
thanvigandhi_1
0
answers
Study the following lists
jeemain
eamcet
biology
2010
q23
asked
Nov 11, 2013
by
thanvigandhi_1
0
answers
Identify the correct sequence of the stages in the life cycle of Rhizopus after the reduction division of zygospore :
jeemain
eamcet
biology
2010
q22
asked
Nov 11, 2013
by
thanvigandhi_1
1
answer
How many zygospores are formed in a 100 - celled filament of spirogyra affinis if all cells are involved in conjugation ?
jeemain
eamcet
biology
2010
q21
asked
Nov 11, 2013
by
thanvigandhi_1
1
answer
Assertion (A) : Induced mutations are widely used in crop improvement. Reasons (R) : Physical and chemical mutagens cause genetic variability in a population and produce only desirable characters.
jeemain
eamcet
biology
2010
q20
asked
Nov 11, 2013
by
thanvigandhi_1
0
answers
Study the following lists
jeemain
eamcet
biology
2010
q19
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
Study the following lists
jeemain
eamcet
biology
2010
q18
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
Study the following lists
jeemain
eamcet
biology
2010
q17
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
Closely and compactly arranged fundamental tissue is not found in :
jeemain
eamcet
biology
2010
q16
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
Identify the plant in which the tangential walls of collocytes are excessively thickened but radial walls are thin :
jeemain
eamcet
biology
2010
q15
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
Which one of the following statements related to plant structure are true ?
jeemain
eamcet
biology
2010
q14
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
If there are 135 hydrogen bonds between two strands of a fragment of DNA double helix which contains 23 Guanine nitrogen basis, what is its total length ?
jeemain
eamcet
biology
2010
q13
asked
Nov 10, 2013
by
thanvigandhi_1
1
answer
Activity of ligase enzyme is found in :
jeemain
eamcet
biology
2010
q12
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
Identify the true statement in the following :
jeemain
eamcet
biology
2010
q11
asked
Nov 10, 2013
by
thanvigandhi_1
1
answer
Assertion (A) : Phylogenetic systems of classification are considered as post-Darwinian. Reasons (R) : They are proposed after the publication of the book ' Origin of species '.
jeemain
eamcet
biology
2010
q10
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
The ratio of the cohorts of the first two subclasses of Dicotyledonae in Bentham and Hooker classification is :
jeemain
eamcet
biology
2010
q9
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
The ratio of components of male flower of Smilax, female flower of Ruscus, modified reproductive shoots of Scilla and Tephrosia is :
jeemain
eamcet
biology
2010
q8
asked
Nov 10, 2013
by
thanvigandhi_1
1
answer
Assertion (A) : In Fritillaria, the embryo sac is described as tetrasporic type. Reasons (R) : In Fritillaria, four megaspore mother cells are involved in the formation of an embryo sac.
jeemain
eamcet
biology
2010
q7
asked
Nov 10, 2013
by
thanvigandhi_1
1
answer
Fruits which break at maturity into number of pieces equal to the number of carpels are found in :
jeemain
eamcet
biology
2010
q6
asked
Nov 10, 2013
by
thanvigandhi_1
1
answer
From the following identify the plants having inflorescences with male, female and sterile flowers :
jeemain
eamcet
biology
2010
q5
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
Study the following lists
jeemain
eamcet
biology
2010
q4
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
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 :
jeemain
eamcet
biology
2011
q3
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
The following plants are devoid of some vital organs. Arrange these in the order of absence of roots , stem, leaf, flower and fruits respectively :
jeemain
eamcet
biology
2010
q2
asked
Nov 10, 2013
by
thanvigandhi_1
1
answer
Study the following lists
jeemain
eamcet
biology
2010
q1
asked
Nov 10, 2013
by
thanvigandhi_1
0
answers
Statement (S) : *** influenced genes are autosomal genes in both males and females. Reasons (R) : The phenotypic expression of ***-influenced genes is different in different sexes, dominant in one *** and recessive in the other.
jeemain
eamcet
biology
2011
q80
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Which of the following statements are correct ?
jeemain
eamcet
biology
2011
q79
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Match the following
jeemain
eamcet
biology
2011
q78
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Match the following with reference to the insects and diseases :
eamcet
jeemain
biology
2011
q77
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
In the life-cycle of plasmodium vivax some stages may survive for long periods in liver as dormant stages known as :
jeemain
eamcet
biology
2011
q76
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
In diapsid skull of reptiles, the two temporal fossae are separated by these bones to form the upper temporal bar :
jeemain
eamcet
biology
2011
q75
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
The joint between carpal and metacarpal of thumb in private mammals is :
jeemain
eamcet
biology
2011
q74
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Identify the following structures which are present in dioptrical region of the ommatidium of cockroach :
jeemain
eamcet
biology
2011
q73
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Statement (S) : Nematodes exhibit 'cutely'. Reason (R) : In nematodes cell divisions cease near the end of embryonic development so that the number of the cells of the adult is constant.
jeemain
eamcet
biology
2011
q72
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Match the following
jeemain
eamcet
biology
2011
q71
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
DNA polymerase for industrial use in Polymerase Chain Reaction (PCR) is produced by :
jeemain
eamcet
biology
2011
q70
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Identify the correct combinations with reference to their larval forms
jeemain
eamcet
biology
2011
q69
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Ctenophores have the following symmetry
jeemain
eamcet
biology
2011
q68
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Match the following
jeemain
eamcet
biology
2011
q67
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
The sites of ATPase activity in flagellum/cilium are :
jeemain
eamcet
biology
2011
q64
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
In which of the following characters Prototherians resemble Metatherians?
jeemain
eamcet
biology
2011
q63
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
The blood group of a woman is 'O'. She has two brothers ; one with 'A' group and the other with 'B' group. The genotypes of her parents are :
jeemain
eamcet
biology
2011
q62
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Vermicompost produced by earthworm contains Nitrogen (N) and Phosphorus (P) in this ratio :
jeemain
eamcet
biology
2011
q61
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Tassar silk is secreted by :
jeemain
eamcet
biology
2011
q60
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
Conjugation in ciliate protozoans is essential for :
jeemain
eamcet
biology
2011
q59
asked
Oct 30, 2013
by
thanvigandhi_1
1
answer
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