Chapter 9: Heredity and Evolution
Science • Class 10 • Science Class 10
9
Heredity and Evolution
Science • Class 10 • Science Class 10
Related PYQs (10)
2019•Prelims•Paper 1 (GS)•Q.92
The word 'Denisovan' is sometimes mentioned in media in reference to
General Science
2019•Prelims•Paper 1 (GS)•Q.96
'RNA interference (RNAi)' technology has gained popularity in the last few years. Why?
1
It is used in developing gene silencing therapies.
2
It can be used in developing therapies for the treatment of cancer.
3
It can be used to develop hormone replacement therapies.
4
It can be used to produce crop plants that are resistant to viral pathogens.
General Science
2019•Prelims•Paper 1 (GS)•Q.99
What is Cas9 protein that is often mentioned in news?
General Science
2021•Prelims•Paper 1 (GS)•Q.66
In the context of hereditary diseases, consider the following statements :
1
Passing on mitochondrial diseases from parent to child can be prevented by mitochondrial replacement therapy either before or after in vitro fertilization of egg.
2
A child inherits mitochondrial diseases entirely from mother and not from father.
General Science (Mitochondrial genetics)
2022•Prelims•Paper 1 (GS)•Q.99
Consider the following statements :
DNA Barcoding can be a tool to :
1. assess the age of a plant or animal.
2. distinguish among species that look alike.
3. identify undesirable animal or plant materials in processed foods.
Which of the statements given above is/are correct?
General Science
2023•Prelims•Paper 1 (GS)•Q.69
'Aerial metagenomics' best refers to which one of the following situations?
Science and Technology
2023•Prelims•Paper 1 (GS)•Q.70
'Microsatellite DNA' is used in the case of which one of the following?
Science and Technology
2026•Prelims•Paper 1 (GS)•Q.41
Which of the following statements with regard to genetic medicine is/are correct?
1
Genetic medicines correct/compensate for the faulty genes responsible for disease.
2
Engineered viruses and lipid nanoparticles are used as carriers of the genetic medicine.
3
Genetic medicines alter the entire DNA sequence.
General Science
2026•Prelims•Paper 1 (GS)•Q.48
Which of the following statements with regard to GenomeIndia Project is/are correct?
1
It is a part of the Human Genome Project.
2
The project is funded by the Department of Biotechnology (DBT), Government of India.
3
Its primary aim is to build a catalogue of genetic diversity of the Indian population.
Biotechnology
2014•Prelims•Paper 2 (CSAT)•Q.72
Consider the following techniques/phenomena:
1
Budding and grafting in fruit plants
2
Cytoplasmic male sterility
3
Gene silencing
CSAT
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