HSA Mixed Practice Test #388

Question 1

The Narmada River flows into which body of water?

Accepted Answer

Arabian Sea — Narmada is one of the only two major peninsular rivers (along with Tapi) that flows westward into the Arabian Sea. Most peninsular rivers flow eastward.

Answer

Bay of Bengal

Answer

Indian Ocean

Answer

Gulf of Mannar

Question 2

The highest peak of the Nilgiri hills is:‌​‍

Accepted Answer

Doddabetta — Doddabetta (2,637 m) near Ooty is the highest peak of the Nilgiri hills.‌​‍

Answer

Anamudi

Answer

Guru Shikhar

Answer

Mullayanagiri

Question 3

During a microteaching session on 'Questioning Techniques,' a teacher asks only closed-ended questions. Which microteaching skill is primarily being tested here?

Accepted Answer

B. Questioning techniques — The focus of the session is on questioning techniques, though the teacher's approach (using closed-ended questions) may not be effective. Microteaching evaluates the specific skill being practiced, not unrelated skills like classroom management.

Answer

A. Use of teaching aids

Answer

C. Classroom management

Answer

D. Time management

Question 4

Many drugs exert their therapeutic effects by inhibiting specific enzymes. If a drug acts as a competitive inhibitor, what effect would increasing the substrate concentration typically have on the enzyme's activity in the presence of the drug?

Accepted Answer

C. Overcome the inhibition — Competitive inhibitors bind to the enzyme's active site, competing with the natural substrate. Increasing the substrate concentration can outcompete the inhibitor for the active site, thereby overcoming the inhibition and allowing the enzyme to approach its maximal velocity (Vmax). Competitive inhibition increases the apparent Km but does not alter Vmax.

Answer

A. Decrease the Vmax

Answer

B. Increase the Km

Answer

D. Have no effect on the enzyme activity

Question 5

Pattupattu:

Accepted Answer

Sangam literature — Tamil Sangam era (influenced Kerala).

Answer

Malayalam

Answer

Kalari text

Answer

Food

Question 6

'They have completed their homework.' Change to passive voice:‌​‍

Accepted Answer

Their homework has been completed by them — Present perfect passive: has/have been + past participle.‌​‍

Answer

Homework they have completed

Answer

Their homework is completed

Answer

Their homework was completed by them

Question 7

Which preposition: 'He is good ___ mathematics.'

Accepted Answer

at — 'Good at' a skill/subject.

Answer

in

Answer

on

Answer

for

Question 8

Decomposers in a food chain are mainly:‌​‍

Accepted Answer

Bacteria and fungi — Saprophytic bacteria and fungi break down dead organic matter and recycle nutrients.‌​‍

Answer

Grasses

Answer

Lions and tigers

Answer

Humans

Question 9

Gandhi's 11 demands to Irwin:‌​‍

Accepted Answer

March 1930 — Before Salt Satyagraha.‌​‍

Answer

1929

Answer

1942

Answer

1931

Question 10

Fazal Ali Commission:‌​‍

Accepted Answer

Linguistic reorganisation — Recommended linguistic states.‌​‍

Answer

Finance

Answer

Emergency

Answer

Education

HSA Mixed Practice Test #388