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questions
List of practice Questions
Who propounded the chromosomal theory of inheritance?
Bihar Board XII - 2024
Bihar Board XII
Biology
Principles of Inheritance and Variation
Which of the following is not a chromosomal disorder?
Bihar Board XII - 2024
Bihar Board XII
Biology
Principles of Inheritance and Variation
Who provided X-ray diffraction data of DNA?
Bihar Board XII - 2024
Bihar Board XII
Biology
The molecular basis of inheritance
Which of the following is not associated with egg apparatus?
Bihar Board XII - 2024
Bihar Board XII
Biology
sexual reproduction in flowering plants
Which of the following cells divides to form two male gametes in angiospermic plant?
Bihar Board XII - 2024
Bihar Board XII
Biology
sexual reproduction in flowering plants
Hisardale is a breed of which of the following animals?
Bihar Board XII - 2024
Bihar Board XII
Biology
Strategies For Enhancement in Food Production
Which of the following techniques was used to get yellow mosaic virus resistant mung lentil?
Bihar Board XII - 2024
Bihar Board XII
Biology
Applications of Biotechnology
Reason for movement of DNA fragments towards anode in electrophoresis is DNA fragments being
Bihar Board XII - 2024
Bihar Board XII
Biology
Biotechnology
Which of the following is not responsible for vegetative propagation of plants?
Bihar Board XII - 2024
Bihar Board XII
Biology
sexual reproduction in flowering plants
Which of the following statements is incorrect?
Bihar Board XII - 2024
Bihar Board XII
Biology
General Science
Which of the following plants is referred to as 'Terror of Bengal'?
Bihar Board XII - 2024
Bihar Board XII
Biology
Ecosystem
Which of the following is not a part of microsporangium?
Bihar Board XII - 2024
Bihar Board XII
Biology
sexual reproduction in flowering plants
What do analogous structures show?
Bihar Board XII - 2024
Bihar Board XII
Biology
Evolution
When did prehistoric cave art develop?
Bihar Board XII - 2024
Bihar Board XII
Biology
Evolution
Amount of which vitamin increases after conversion of milk into curd?
Bihar Board XII - 2024
Bihar Board XII
Biology
Microbes in human welfare
Alexander Fleming discovered penicillin while working on which of the following bacteria?
Bihar Board XII - 2024
Bihar Board XII
Biology
Microbes in human welfare
Which of the following inhibits synthesis of cholesterol?
Bihar Board XII - 2024
Bihar Board XII
Biology
Microbes in human welfare
Capacity to generate a whole plant from a plant cell is called as
Bihar Board XII - 2024
Bihar Board XII
Biology
Biotechnology
From which of the following bacteria, thermostable DNA polymerase is isolated?
Bihar Board XII - 2024
Bihar Board XII
Biology
Biotechnology
Which of the following bacteria synthesizes insecticidal protein?
Bihar Board XII - 2024
Bihar Board XII
Biology
Applications of Biotechnology
Which of the following statements is incorrect about DNA replication?
Bihar Board XII - 2024
Bihar Board XII
Biology
The molecular basis of inheritance
Which of the following enzymes is responsible for transcription of ribosomal RNA?
Bihar Board XII - 2024
Bihar Board XII
Biology
The molecular basis of inheritance
Some amino acids are coded by more than one codon. Such code is known as
Bihar Board XII - 2024
Bihar Board XII
Biology
The molecular basis of inheritance
What is the role of y gene in lac operon?
Bihar Board XII - 2024
Bihar Board XII
Biology
The molecular basis of inheritance
Paleontological evidence is based on the study of
Bihar Board XII - 2024
Bihar Board XII
Biology
Evolution
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