KAS Prelims Mixed Practice Test #416

Question 1

Tissue culture technique:‌​‍

Accepted Answer

Growing plant cells/tissues on nutrient medium under sterile conditions — clones — Totipotency. ‌​‍Micropropagation. Somaclones. ‌​‍Somatic hybridization via protoplast fusion.

Answer

Growing animal cells

Answer

Only algae

Answer

Only fungi

Question 2

Activation energy Ea can be determined by:‌​‍

Accepted Answer

Arrhenius plot (ln k vs 1/T) — slope = -Ea/R — Measure k at multiple T. ‌​‍Slope of ln k vs 1/T gives -Ea/R. Intercept gives ln A.

Answer

Only at one T

Answer

Graphing concentration

Answer

Spectroscopy only

Question 3

Blood: A is son of B, B is daughter of C. C to A:

Accepted Answer

Grandmother — C female → grandmother.

Answer

Father

Answer

Grandfather

Answer

Uncle

Question 4

Synonym of VACILLATE:‌​‍

Accepted Answer

Waver — Alternate between opinions.‌​‍

Answer

Decide

Answer

Act

Answer

Commit

Question 5

Two tangents drawn from an external point to a circle are:

Accepted Answer

Equal in length — Tangents from an external point are equal.

Answer

Unequal

Answer

Perpendicular

Answer

Always bisect the circle

Question 6

'Ten kilometres ___ a long distance':‌​‍

Accepted Answer

is — Distance as a single unit takes singular verb.‌​‍

Answer

are

Answer

be

Answer

were

Question 7

Choose the correct relative pronoun: 'The boy ___ helped us is my cousin.'

Accepted Answer

who — 'Who' is used for people as subject; 'whom' as object; 'which' for things.

Answer

which

Answer

whose

Answer

whom

Question 8

Kerala floods year:‌​‍

Accepted Answer

2018 — Kerala floods August 2018 — worst in 100 years.‌​‍

Answer

2017

Answer

2019

Answer

2016

Question 9

A patient who was recently diagnosed with a terminal illness insists that their lab results must be wrong and demands a re-test, despite multiple confirmations from the medical team. Which defense mechanism is the patient most likely employing in this situation?

Accepted Answer

C. Denial — Denial is a defense mechanism where an individual refuses to accept a painful reality or fact, often seen in initial reactions to severe diagnoses. Regression involves reverting to an earlier developmental stage, rationalization involves creating logical but false explanations for unacceptable behavior, and projection involves attributing one's own unacceptable thoughts to others.

Answer

A. Regression

Answer

B. Rationalization

Answer

D. Projection

Question 10

Chinakkathoor Pooram:‌​‍

Accepted Answer

Malappuram — Malappuram.‌​‍

Answer

Thrissur

Answer

Wayanad

Answer

Palakkad

KAS Prelims Mixed Practice Test #416