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questions
List of practice Questions
Who is father of Green Revolution in India? Green Revolution is useful for farmers. Explain it with example.
UP Board XII - 2023
UP Board XII
Biology
Environment and Natural Resources
What do you mean by restriction enzymes? Explain with example.
UP Board XII - 2023
UP Board XII
Biology
Biotechnology
Hydrophytic plants are adapted to their environment. Explain it with the help of examples and diagrams.
UP Board XII - 2023
UP Board XII
Biology
Evolution and Adaptation
Draw a labelled diagram of a transverse section of a mature anther.
UP Board XII - 2023
UP Board XII
Biology
sexual reproduction in flowering plants
What do you mean by bee-keeping? Explain it in brief.
UP Board XII - 2023
UP Board XII
Biology
Environment and Natural Resources
Write a short note on Family Planning.
UP Board XII - 2023
UP Board XII
Biology
Reproductive Health
Give an account on DNA fingerprinting.
UP Board XII - 2023
UP Board XII
Biology
Applications of Biotechnology
Differentiate between true fruit and false fruit.
UP Board XII - 2023
UP Board XII
Biology
Morphology of flowering plants
Define Apomixis.
UP Board XII - 2023
UP Board XII
Biology
Reproduction in Plants
What do you mean by Polyembryony?
UP Board XII - 2023
UP Board XII
Biology
Reproduction in Plants
Draw a labelled diagram of a human sperm.
UP Board XII - 2023
UP Board XII
Biology
Human Reproduction
Draw a labelled diagram of a succulent fruit.
UP Board XII - 2023
UP Board XII
Biology
Morphology of flowering plants
Describe in brief about advantages of cross-pollination.
UP Board XII - 2023
UP Board XII
Biology
sexual reproduction in flowering plants
What is biodiversity hotspot?
UP Board XII - 2023
UP Board XII
Biology
Biodiversity and Conservation
Pollen grains get their nourishment from which part of anther?
UP Board XII - 2023
UP Board XII
Biology
sexual reproduction in flowering plants
Comment upon amniocentesis.
UP Board XII - 2023
UP Board XII
Biology
Reproductive Health
How many meiotic divisions are required to get 200 grains of Barley?
UP Board XII - 2023
UP Board XII
Biology
Reproduction in Plants
Congenital metabolic disorder is:
UP Board XII - 2023
UP Board XII
Biology
Principles of Inheritance and Variation
Mention the name of causal organism of Typhoid fever.
UP Board XII - 2023
UP Board XII
Biology
Human health and disease
What type of nucleus is found in bacterial cell?
UP Board XII - 2023
UP Board XII
Biology
Molecular Basis of Inheritance
Which one is found in pollen grain?
UP Board XII - 2023
UP Board XII
Biology
sexual reproduction in flowering plants
Number of pollen sacs in an anther is:
UP Board XII - 2023
UP Board XII
Biology
sexual reproduction in flowering plants
Mention any three drawbacks of insulin obtained from the pancreas of slaughtered cattle and pigs.
UP Board XII - 2023
UP Board XII
Biology
Applications of Biotechnology
Comment on
in-situ
and
ex-situ
conservation.
UP Board XII - 2023
UP Board XII
Biology
Conservation of Biodiversity
Explain Competition and Parasitism with examples.
UP Board XII - 2023
UP Board XII
Biology
Organisms and Populations
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