List of practice Questions

In an incompressible liquid flow, mass conservation leads to:
The time period of revolution of a planet around the sun in an elliptical orbit of semi-major axis \( a \) is \( T \). Then:
For a smoothly running analog clock, the angular velocity of its second hand in rad s\(^{-1}\) is:
The radius of gyration of a circular disc of radius \( R \), rotating about its diameter is:

The kinetic energy of a body is increased by 21%. The percentage increase in its linear momentum is:

The lines \( \frac{x + 3}{-2} = \frac{y}{1} = \frac{z - 4}{3} \) and \( \frac{x - 1}{\mu} = \frac{y - 1}{\mu + 1} = \frac{z}{\mu + 2} \) are perpendicular to each other. Then the value of \( \mu \) is:
If the straight lines \( \frac{x - 3}{2} = \frac{y - 4}{3} = \frac{z - 6}{-1} \) and \( \frac{x - 2}{a} = \frac{y + 3}{b} = \frac{z + 4}{-1} \) are parallel, then \( a^2 + b^2 \) is:
Core tablet coated with cellulose acetate phthalate has been administered to a patient. Where do you expect the drug to be released:
Define ecosystem. Describe its biotic and abiotic components with diagrams.
Describe different Assisted Reproductive Technologies.
Explain the salient features of the Human Genome.
What is mutualism? Explain it with a suitable example.
Describe the role of microbes in biogas production.
Draw a labelled diagram of a sectional view of the female ovary.
Write a note on linkage.
Describe emasculation.
Write a note on Hardy-Weinberg principle.
Draw a neat labelled diagram of a dicotyledonous embryo.
Describe the role of animals in pollination.
How do biofertilizers increase the fertility of the soil?
What is incomplete dominance? Explain with examples.
Write the name of any one disease caused by mosquitoes and describe its control measures.
Write the names of four nucleotide units of DNA.
Which enzyme breaks the DNA molecule?
Name any two biodiversity hot spots.