List of practice Questions

In a monohybrid cross between two heterozygous parents (\(Aa \times Aa\)), what is the genotypic ratio among the offspring?
Which of the following structures in the kidney is primarily responsible for the reabsorption of water and solutes from the filtrate?
Which of the following hormones plays a key role in kidney osmoregulation by promoting water reabsorption in the collecting ducts?
What is the approximate size range of lymphocytes, a type of white blood cell?
Magnetic Moment of \( \text{Mn}^{2+} \) is:

Find the time required to complete a reaction 90% if the reaction is completed 50% in 15 minutes.

IUPAC Name of Glyceraldehyde is:
IUPAC Name of Acetone is:
During double fertilization in angiosperms, which of the following events occurs?
Which of the following structures is responsible for the production of sperm in the male reproductive system?
During which phase of its life cycle does the Plasmodium parasite enter the human body when a female Anopheles mosquito bites a human?
How many water molecules are released as byproducts in the Krebs cycle of cellular respiration?
How many times does oxidation occur in the Krebs cycle of cellular respiration?
Assertion: Insects are important pollinators for many flowering plants. Reasoning: Insects visit flowers to obtain nectar or pollen, and in the process, they inadvertently transfer pollen from one flower to another, facilitating cross-pollination.
What is the movement of cytoplasm within a cell called?
How do most arthropods circulate nutrients and gases throughout their bodies?
Between which among the following, the relationship is not an example of common symbiosis?
Which scientists are credited with proposing the transpiration pull theory, also known as the cohesion-tension theory?
Which of the following causes typhoid fever?
Which of the following best describes sympatric speciation?
A large number of bullets are fired in all directions with the same speed \( v \). What is the maximum area on the ground on which these bullets will spread?
A lift weighing \( 250 \, \text{kg} \) is to be lifted up at a constant velocity of \( 0.20 \, \text{m/s} \). What would be the minimum horsepower of the motor to be used?
If \( L \) is the inductance and \( R \) is the resistance, then the unit of \( \frac{L}{R} \) is:
The maximum kinetic energy of the photoelectrons varies.
In hydrosere succession, which stage comes just before the sedge meadow stage?