List of top Biology Questions asked in KEAM

Match the following and choose the correct option
Which one of the following is the significance of mitosis?
Genetic engineered male sterile crop plants may be produced by inserting
i.$\quad$ They help in respiration ii.$\quad$ They help in cell wall formation iii.$\quad$ They help in DNA replication iv. $\quad$They increase surface area of plasma membrane Which of the following prokaryotic structures has all the above roles?
The lumbar region of the vertebral column in man is made up of
The following figure given below is a diagrammatic representation of organismic response to abiotic factors. What do (a), (b) and (c) represent respectively?
The first trophic level in an ecosystem consists of
From the above table find out the missing organ or function - a, b, c, d and e respectively
The entry of food into the larynx is prevented by
Microsatellites are
Which among these is not involved in excretion in cockroaches?
Which of the following are heterosporous pteridophytes? I. Lycopodium II. Selaginella III. Equisetum IV. Salvinia
Aminoacylation of tRNA is essential for
Match Column I with Column II and choose the correct answer.
The release of sperms from the seminiferous tubules is called
The first recombinant DNA was constructed by linking an antibiotic resistant gene with the native plasmid of
Select the correct statement:
Oxidative decarboxylation of pyruvic acid results in the formation of I. $\quad$Acetyl CoA II. $\quad$C0$^2$ III. $\quad$ATP IV. $\quad$NADH + H$_+$
One hormone hastens the maturity period in juvenile conifers, a second hormone controls xylem differentiation while the third increases the tolerance of plants to various stresses and they are respectively
Match the sub-stage of prophase I of meiosis in Column 1 and the events in Column II and choose the right option.
Which of the following feature(s) is/are common to both wind and water pollinated flowers? I. Pollen grains are long and ribbon-like II. Stigma is large and feathery III. The flowers are not colourful IV. The flowers do not produce nectar
Which of the following does not apply to ascomycetes?
Find out the mismatched pair.
Match the following and choose the correct combination from the options given
Match Column I with Column II and choose the correct option.