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Recent questions tagged botany
Questions
What is correct for stages of Puccinia :
neet
botany
past papers
1998
138
asked
Jun 15, 2018
by
pady_1
1
answer
Heterosis (Hybrid vigour) desirable in vegetatively propagated plants because :
neet
botany
past papers
1998
137
asked
Jun 15, 2018
by
pady_1
2
answers
Which weedicide can defoliate the complete forest :
neet
botany
past papers
1998
136
asked
Jun 15, 2018
by
pady_1
1
answer
Which of the following induces morphogenesis in tissue culture :
neet
botany
past papers
1998
135
asked
Jun 15, 2018
by
pady_1
1
answer
What is necessary for ripening of fruits :
neet
botany
past papers
1998
134
asked
Jun 15, 2018
by
pady_1
1
answer
Which statement is wrong for Cycas :
neet
botany
past papers
1998
132
asked
Jun 15, 2018
by
pady_1
1
answer
Which of the following exercise a control over transcription :
neet
botany
past papers
1998
125
asked
Jun 15, 2018
by
pady_1
1
answer
True statement for Ulothrix :
neet
botany
past papers
1998
124
asked
Jun 15, 2018
by
pady_1
2
answers
A cup have $10^5$ bacterial cells. Each bacterial cell divides in 35 minutes. What shall be the number of bacteria after 175 min.
neet
botany
past papers
1998
120
asked
Jun 15, 2018
by
pady_1
2
answers
Multivalent chromosome form by :
neet
botany
past papers
1998
119
asked
Jun 15, 2018
by
pady_1
2
answers
Reason for trisomy in down's syndrome :
neet
botany
past papers
1998
118
asked
Jun 15, 2018
by
pady_1
1
answer
Point mutation induced by :
neet
botany
past papers
1998
117
asked
Jun 15, 2018
by
pady_1
1
answer
First child of a normal male and female is albino, what are the chances of second child to be albino:
neet
botany
past papers
1998
115
asked
Jun 15, 2018
by
pady_1
1
answer
If a female having gene for haemophilia and colour-blindness on its one X-chromosome marries a normal male then what are the chances in their offsprings :
neet
botany
past papers
1998
114
asked
Jun 15, 2018
by
pady_1
1
answer
Which is wrong for cytochrome P–450
neet
botany
past papers
1998
112
asked
Jun 15, 2018
by
pady_1
1
answer
Saccharomyces cerevissae is used in the formation of :
neet
botany
past papers
1998
105
asked
Jun 15, 2018
by
pady_1
1
answer
Which of the following yields citric acid :
neet
botany
past papers
1998
104
asked
Jun 15, 2018
by
pady_1
2
answers
Water is essential for bryophyta :
neet
botany
past papers
1998
103
asked
Jun 15, 2018
by
pady_1
1
answer
If Mendel might have studied 7 pairs of characters in a plant with 12 chromosomes instead of 14 then :
neet
botany
past papers
1998
101
asked
Jun 15, 2018
by
pady_1
2
answers
Assertion: A cell membrane shows a fixed behaviour <br>Reason: A membrane is mosaic or composed of diverse lipds and proteins.
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
Climax community is a state of
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
Which one of the following shows the correct sequence of steps of plant tissue culture?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
Which one of the following has the maximum gnetic diversity in India?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
Biodiversity Act of India was passed by the parliament in
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
Which one of the following groups is absolutely essential functional components of an ecosystem?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
Assertion: Herbivores are called key industry animals because they cannot convert plant matter into animal matter. <br> Reason: decomposers play a pivotal role in an ecosystem and they indirectly support the producers.
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
Mr. Ajay is eating curd/yoghurt. For this food intake in a food chain he should be considered occupying
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
2
answers
Which type of interaction is being shown in the figure?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
Competitive exclusion principle stating that inferior species are eliminated eventually after prolonged competition was given by
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
If at high altitudes , birds become rare, plants likely to disappear are:
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
A species restricted to a given area is
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Which one of the following is one of the characteristic of a biological community?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Pyramid of numbers is
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Study the following statements and select the incorrect ones.
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
There is more competition for survival between
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Which one of the following correctly represents an organism and its ecological niche?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
In which of the following habitats does the diurnal temperature of soil surface vary the most?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Assertion: Wild varieties of crops must be conserved. <br> Reason: Genome of wild plants serve as important resource for selection of desired genes like genes for pest resistance.
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Micro propagation involves
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Hairy leaves of many plants are associated with
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
1
answer
DNA repairing is done by
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
First experimental proof for semi conservative DNA replication was shown in
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
2
answers
Aminoacid receptor end of tRNA lies at
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Which one pair of parent out of the following is most likely to get a child , who would suffer from haemolytic disease of the new born?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 26, 2017
by
meena.p
0
answers
Given figure represents different ones of a lake or a pondIdentify the labelled parts X,Y and Z and select the correct statement
cbse
class12
biology
botany
neet
sec-a
asked
Jan 25, 2017
by
suganyadevi.p
1
answer
The enzymes needed to obtain protoplast from a plant cell are
cbse
class12
biology
botany
neet
sec-a
asked
Jan 25, 2017
by
suganyadevi.p
1
answer
Which of the following statement is incorrect regarding the nectaries cotton varieties?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 25, 2017
by
suganyadevi.p
1
answer
Molecular basis of organ differentiation depends on the modulation in transcription by
cbse
class12
biology
botany
neet
sec-a
asked
Jan 25, 2017
by
suganyadevi.p
1
answer
Other than DNA polymerase, which are the enzymes involved in DNA synthesis?
cbse
class12
biology
botany
neet
sec-a
asked
Jan 25, 2017
by
suganyadevi.p
1
answer
UTRs are untranslated regions present on
cbse
class12
biology
botany
neet
sec-a
asked
Jan 25, 2017
by
suganyadevi.p
1
answer
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