HSA Mixed Practice Test #992

Question 1

The speed of light in vacuum is approximately:‌​‍

Accepted Answer

3 × 10⁸ m/s — c ≈ 299,792,458 m/s ≈ 3 × 10⁸ m/s.‌​‍

Answer

3 × 10¹⁰ m/s

Answer

3 × 10⁶ m/s

Answer

3 × 10⁵ m/s

Question 2

Emergency never declared:‌​‍

Accepted Answer

Financial — Financial Emergency (Art. 360) — never declared.‌​‍

Answer

National

Answer

State

Answer

All declared

Question 3

The Vaikom Satyagraha was for:‌​‍

Accepted Answer

Road access near temple — Vaikom Satyagraha (1924-25) demanded the right to use public roads near Vaikom temple.‌​‍

Answer

Temple entry

Answer

Land reform

Answer

Voting rights

Question 4

Trypsin secreted by:‌​‍

Accepted Answer

Pancreas — Pancreas (as trypsinogen).‌​‍

Answer

Stomach

Answer

Liver

Answer

Small intestine

Question 5

In a constructivist classroom, a teacher notices students are struggling to understand photosynthesis. The teacher decides to use a hands-on activity where students model the process using colored beads and pipe cleaners. Which phase of the 5E model is this activity most aligned with?

Accepted Answer

A. Explore — The 'Explore' phase involves active learning through experiments or models, as described in option A. Option B ('Explain') would involve direct instruction, C ('Elaborate') would extend the concept, and D ('Evaluate') would assess understanding. This aligns with constructivist principles of learning by doing.

Answer

B. Explain

Answer

C. Elaborate

Answer

D. Evaluate

Question 6

Kunwar Singh, the farmer-lord who famously cut off his own shot arm and threw it into the Ganga, belonged to:‌​‍

Accepted Answer

Jagdishpur, Ara (Bihar) — Kunwar Singh of Jagdishpur in Ara (Bihar) fought the British in 1857 at an advanced age.‌​‍

Answer

Gwalior

Answer

Kanpur

Answer

Jhansi

Question 7

Which fossil organism is regarded as the connecting link between birds and reptiles?‌​‍

Accepted Answer

Archaeopteryx — Archaeopteryx — Jurassic-period fossil with both reptile and bird features.‌​‍

Answer

Australopithecus

Answer

Dryopithecus

Answer

Ardipithecus

Question 8

First INC session (1885):‌​‍

Accepted Answer

Bombay — Bombay, Gokuldas Tejpal Sanskrit College.‌​‍

Answer

Calcutta

Answer

Madras

Answer

Lahore

Question 9

Oxidation is the process of:‌​‍

Accepted Answer

Loss of electrons — OIL RIG: Oxidation Is Loss, Reduction Is Gain (of electrons).‌​‍

Answer

Gain of electrons

Answer

Loss of protons

Answer

Gain of neutrons

Question 10

Ozone layer protects by:

Accepted Answer

Absorbing UV-B/C radiation — Stratospheric O₃. Depletion by CFCs. Dobson Units (DU) measure. Antarctic 'hole' discovered 1985. Montreal Protocol 1987.

Answer

Producing O₂

Answer

Blocking all light

Answer

Cooling Earth

HSA Mixed Practice Test #992