List of top Questions asked in KCET

A chromosome with an extremely short and a very long arm is called ________.
Given below are two statements.
Statement I: Restriction enzyme BamHI has its recognition site in tet$^{R}$ region of pBR322.
Statement II: E.coli having pBR322 with a desired DNA if inserted at BamHI site can grow in medium containing tetracycline.
In the light of the above statements, choose the correct answer from the options given below.
The large empty colourless cells seen on the upper epidermis in grasses which facilitate the curling of leaves to minimise water loss are ________
Which of the following is not the function of plasma membrane?
Find the incorrect statement among the following with respect to digestive system of frog.
Organism 'X' is a multicellular, heterotrophic, eukaryote with a chitinous cell wall. In which kingdom will you place it?
Read the following statements about Funaria and select the options which are correct.
a) Gametophyte is the dominant plant body.
b) The sporophyte is differentiated into foot, seta and capsule.
c) The gemmae are asexual, green, multicellular buds found on the thallus.
d) The sporophyte has independent existence.
Match the animals given in List-I with their excretory organs in List-II.
With respect to binomial nomenclature, identify the incorrect statement.
Identify the flower with polyadelphous condition.
Which one of the following options represents the steps of decomposition in sequence?
A student was asked to identify a permanent slide of mitosis. He made the following observations.
(i) Splitting of centromere and formation of daughter chromatids.
(ii) Chromatids are migrating towards the opposite poles.
The stage would be
The Annual Net Primary Productivity on land and ocean respectively are ________ and ________ billion tons.
A student was given a bisexual, actinomorphic pentamerous, gamosepalous and gamopetalous with 5 stamens in epipetalous condition and bicarpellary syncarpous superior ovary and asked to state the floral formula. Which one of the following is the correct floral formula for the given flower?
Given below are two statements.
Statement I: There is less species biodiversity in tropical latitudes than in temperate region
Statement II: Tropical environments unlike temperate ones are less seasonal, relatively more constant and predictable.
In the light of the above statements, choose the correct answer from the options given below.
In a practical examination, the below given pedigree chart was given as spotter for identification.
Given below are two statements
Statement I: Adenosine deaminase is crucial for the immune system to function.
Statement II: Adenosine deaminase deficiency can be cured only by bone marrow transplantation.
In the light of the above statements, choose the correct answer from the options given below.
The following graphs represent age pyramids of a population.
The human protein obtained from transgenic animals used to treat emphysema is
Which of the following is not correct with reference to exponential growth model?
Given below are the sequence of events in the production of human insulin by Eli Lilly.
a) Preparation of two DNA sequences corresponding to chain A and B of human insulin.
b) Production of chain A and B separately.
c) Introduction of chains in plasmids of E.coli.
d) Extraction of chain A and B combining them by creating disulphide bonds.
Choose the correct sequence of events.
Match List I with List II
List I
a) Visualization of DNA in gel electrophoresis
b) Precipitation of DNA
c) Breaking of cell wall of bacteria
d) Breaking of cell wall of fungus
List II
i) Chitinase
ii) Lysozyme
iii) Chilled ethanol
iv) Ethidium bromide
Codes:
Technique to alter the chemistry of genetic materials, DNA and RNA, to introduce these into host organism and change the phenotype of the host is
BOD of polluted water is estimated by measuring the amount of ________.
The conversion of milk into curd by LAB increases the nutritional value by producing ________.