List of practice Questions

What is genetic engineering? Write down two applications of genetic engineering in the field of health.
Write any three differences between DNA and RNA.
Comment upon human insulin.
How many chromosomes are found in Turner and Klinefelter syndromes?
What is double fertilization in plants? Who discovered it?
Explain the Mendel's Law of Segregation.
How do biofertilizers increase the fertility of the soil?
Write short note on adaptations of desert plants and animals.
In humans, which type of chromosomes are responsible for sex determination?
What are the functions of Leydig cells?
What is biodiversity hotspot?
Draw only a labelled diagram of DNA double helix model as proposed by Watson and Crick.
Write the name of any one sexually transmitted disease and describe its control measures.
Which gas is released during the process of photosynthesis?
Which enzyme breaks the DNA molecule?
Name of vaccine for T.B. is:
In India, Ramdev Mishra is known as the father of which subject or studies?
Genetic engineering is used in:
The point where the funicle is attached to the body of the ovule is called:
Draw only labelled diagram of a DNA double helix structure.
Draw a labelled line diagram of women's reproductive system.
Describe the dihybrid cross with the help of checker board.

Find the particular solution of the differential equation: \[ \frac{dy}{dx} + y \cot x = 4x \csc x \text{(} x \neq 0 \text{)}. \] Given that \( y = 0 \) \(\text{ when}\) \( x = \frac{\pi}{2} \).

Describe the structure of human sperm and ovum with diagrams.
What do you mean by adaptations? Describe various adaptations in living organisms with suitable examples.