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Recent questions tagged sec-a
Questions
Name an omnivore which occurs in both grazing food chain and the decomposer food chain.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Under what conditions would a articular stage in the process of succession revert back to an earlier
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
What does the base tier of the ecological pyramid represent?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Name an organism found as secondary carnivore in an aquatic ecosystem.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Which element is responsible for causing soil salinity? At what concentration does the soil become s
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
What is a tree line?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
Give the scientific name of any two microorganisms inhibiting the human intestine.
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
In an association of two animal species, one is a termite which feeds on wood and the other is a pro
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
Give a suitable example for commensalism.
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
Define aestivation.
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
What are the organisms that feed on plants sap and other plant parts called?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
What would be the growth rate pattern, when the resources are unlimited?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
Emergent land plants that can tolerate the salinities of the sea are called?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
What is Mycorrhiza?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
Name the association in which one species produces poisonous substance or a change in environmental
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
What is commensalism?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
What is the interaction between two species called?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
Define stenohaline species.
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
Species that can tolerate wide range of salinity are called?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
What are eurythermic species?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
Species that can tolerate narrow range of temperature are called ?
cbse
class12
ch13
exemplar
theoryquestion
biology
sec-a
organisms and populations
asked
Jul 10, 2017
by
pady_1
1
answer
For which variety of Indian rice, the patent was filed by a USA company?
cbse
class12
ch12
exemplar
theoryquestion
biology
sec-a
biotechnology and its applications
asked
Jul 10, 2017
by
pady_1
1
answer
Name the first transgenic cow. Which gene was introduced in this cow?
cbse
class12
ch12
exemplar
theoryquestion
biology
sec-a
biotechnology and its applications
asked
Jul 10, 2017
by
pady_1
1
answer
Can a disease be detected before its symptoms appear? Mention the principle involved.
cbse
class12
ch12
exemplar
theoryquestion
biology
sec-a
biotechnology and its applications
asked
Jul 10, 2017
by
pady_1
1
answer
Expand GMO.
cbse
class12
ch12
exemplar
theoryquestion
biology
sec-a
biotechnology and its applications
asked
Jul 10, 2017
by
pady_1
1
answer
What modification is done on Ti plasmid of Agrobacterium tumefaciens to convert it into a cloning ve
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 10, 2017
by
pady_1
1
answer
Name a recombinant vaccine that is currently being used in vaccination program.
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 10, 2017
by
pady_1
1
answer
While doing a PCR, 'denaturation' step is missed. What will be its effect on the process?
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 10, 2017
by
pady_1
1
answer
What is the significance of adding proteases at the time of isolation of genetic material?
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 10, 2017
by
pady_1
1
answer
Restriction enzymes could not have more than one site of action in the cloning site of a vector. Com
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 10, 2017
by
pady_1
1
answer
What does 'competent' refer to in competent cells used in transformation experiments?
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 10, 2017
by
pady_1
1
answer
What does 'H' in 'd' and 'III' refer in the enzyme Hind III?
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 10, 2017
by
pady_1
1
answer
Would you choose an exonuclease while producing a recombinant DNA molecule?
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 10, 2017
by
pady_1
1
answer
Name the scientists who were credited for showing the role of penicillin as an antibiotic.
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
How is the copy number of the plasmid vector related to the yield of recombinant protein?
cbse
class12
ch11
exemplar
theoryquestion
biology
sec-a
biotechnology: principles and processes
asked
Jul 9, 2017
by
pady_1
1
answer
What is the group of bacteria found in both the rumen of cattle and sludge of sewage treatment?
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Give an example of a rod shaped virus.
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Name an immune immunosuppressant agent.
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Name any two industrially important enzymes.
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Name the states involved in Ganga Action Plan.
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Which species of penicillium produces Roquefort cheese?
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Why are blue algae not popular as bio fertilizers?
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
What is the source organism for EcoRI restriction endonuclease?
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Give any two microbes that are useful in biotechnology.
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
What would happen if our intestine harbours microbial flora exactly similar to that found in the rum
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Writ the most importamt characteristic that Aspergillus niger, Clostridium butylicum and Lactobacill
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Why is distillation required for producing certain alcoholic drinks?
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
What for nucleopolyhydro viruses are used now a days?
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Why do we prefer to call secondary waste water treatment as biological treatment?
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
Name the microbe used for production of strain. Hoe do strains lower blood cholesterol levels?
cbse
class12
ch10
exemplar
theoryquestion
biology
sec-a
microbes in human welfare
asked
Jul 9, 2017
by
pady_1
1
answer
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