List of top Biology Questions asked in KCET

Synthesis of food in C4 pathway occurs in chloroplasts of
Maximum amount of oxygen is exchanged from the blood in the
Identify from the following, the only taxonomic category that has a real existence.
About 1000 ml of air is always known to remain inside human lungs. It is described as ______
Cells obtained from an organism were homogenised and centrifuged. A test indicated that the cells contained glycogen. If you were asked to find out as quickly as possible whether the cells were from a plant or an animal, you would
The major event that occurs during the anaphase of mitosis which brings about equal distribution of chromosomes is
The main function of lacteals in the villi of human small intestine is the absorption of________
Read the two statements A and B. Statement A : Diversity, observed in the entire geographical area, is called gamma diversity. Statement B : Biodiversity decreases from high altitude to low altitude. Identify the correct choice from those given
Column I lists some disorders associated with brain. Column II lists the causes for these disorders. Match the two columns and identify the correct option from those given Column I Column II A. Epilepsy p. Degeneration of neurons in the cerebral cortex. B. Alzheimer's disease Irregular electrical discharge in the neurons C Parkinson's disease r. Decreased production of acetyl- choline D. Huntington's chorea s. Degeneration of dopamine releasing neurons t. Formation of blood clots in the brain
Monoclonal antibodies are produced from hybird cells, called hybridomas. The cells employed to obtain these hybridoma cells, are
How many double circulations are normally completed by the human heart in one minute
In the operon system, the repressor protein can bind only with the
Which of the following birth control measures can be considered as the safest ?
In the homeostatic control of blood sugar level, which organs function respectively as modulator and effector ?
Passive absorption of water by root system is the result of
In the synthesis of which of the following, the DNA molecule is not directly involved ?
The chemical nature of gibberellin is that they are
Two pea plants were subjected cross pollination. Of the 183 plants produced in the next generation, 94 plants were found to be tall and 89 plants were found to be dwarf. The genotypes of the two parental plants are likely to be
The following diagrams show the types of secondary thickenings in the xylem vessels. Identify the types labelled from A to F. Choose the correct option from those given.
The following is a diagram of the just spawned frog's egg, with the parts labelled from A to E. Identify the parts and choose the correct option from those given below
The world biodiversity day is celebrated annually on
Which of the following plant part respires even in the absence of oxygen
The unit of natural selection is
Which of the following is used as antitranspirant ?
Which of the following is called detritivore ?