Surveyor Mixed Practice Test #811

Question 1

Which statements about the Kuroshio ocean current system are true? (i) warm currents (ii) flow along Philippines, Japan, China coasts (iii) derive energy from trade winds (iv) Tsushima current is part of it

Accepted Answer

i and ii only — Kuroshio is powered by westerly winds, not trade winds, and Tsushima flows off in the Sea of Japan.

Answer

i, ii and iii only

Answer

i and iii only

Answer

All of the above

Question 2

(3²)³ equals:

Accepted Answer

3⁶ — (aᵐ)ⁿ = aᵐⁿ; 3⁶ = 729.

Answer

3⁵

Answer

3⁸

Answer

3⁹

Question 3

A walks 10m South, turns left, walks 5m. Direction from start:‌​‍

Accepted Answer

South-East — South 10m + left (East) 5m = South-East of start.‌​‍

Answer

South-West

Answer

North-East

Answer

North-West

Question 4

Neutrino hypothesis proposed by:‌​‍

Accepted Answer

Pauli (to conserve energy in β-decay) — 1930 'desperate remedy'. ‌​‍Named by Fermi. Detected 1956 (Cowan-Reines). ‌​‍Kajita-McDonald Nobel 2015 for neutrino oscillations.

Answer

Heisenberg

Answer

Dirac

Answer

Fermi

Question 5

Plural of 'phenomenon':‌​‍

Accepted Answer

phenomena — Phenomena.‌​‍

Answer

phenomenons

Answer

phenomenoes

Answer

phenomenon

Question 6

The 'Thiruvithamkoor Ezhava Memoir' (1904) was a significant document in Kerala’s socio-religious reform movements. Which reformer is primarily credited with its authorship and advocacy for Ezhava community upliftment?

Accepted Answer

D. Dr. Palpu — Dr. Palpu, an Ezhava reformer, authored the 'Thiruvithamkoor Ezhava Memoir' to highlight the grievances of the Ezhava community and demand social justice. Mannathu Padmanabhan led the Nair Service Society, C. Kesavan was a later political leader, and Kumaran Asan was a poet-reformer associated with caste reforms but not the memoir's author.

Answer

A. Mannathu Padmanabhan

Answer

B. C. Kesavan

Answer

C. Kumaran Asan

Question 7

The tertiary structure of a protein is critical for its biological function and often determines the specificity of drug binding. Which type of bond or interaction is least likely to contribute significantly to the stabilization of a protein's tertiary structure?

Accepted Answer

D. Peptide bonds — Peptide bonds form the primary structure (amino acid sequence) of a protein, linking amino acids together. While fundamental, they do not directly contribute to the intricate folding and stabilization that defines the tertiary structure. Hydrogen bonds, disulfide bridges, and hydrophobic interactions are all crucial non-covalent and covalent forces that stabilize the unique three-dimensional tertiary structure.

Answer

A. Hydrogen bonds

Answer

B. Disulfide bridges

Answer

C. Hydrophobic interactions

Question 8

Antonym of ADVANCE:

Accepted Answer

Retreat — Advance ↔ retreat.

Answer

Progress

Answer

Move

Answer

Forward

Question 9

The teacher said, 'The earth revolves round the sun.' (Indirect speech):‌​‍

Accepted Answer

The teacher said that the earth revolves round the sun — Universal truths do NOT change tense in indirect speech. ‌​‍'Revolves' remains as 'revolves' because it states a scientific fact.

Answer

The teacher said that the earth revolved round the sun

Answer

The teacher said that the earth had revolved round the sun

Answer

The teacher said that the earth is revolving round the sun

Question 10

Who is the first Malayali Oscar winner?‌​‍

Accepted Answer

Resul Pookutty — Resul Pookutty won the Academy Award for Best Sound Mixing for Slumdog Millionaire (2009).‌​‍

Answer

M.T. Vasudevan Nair

Answer

Adoor Gopalakrishnan

Answer

Shaji N. Karun

Surveyor Mixed Practice Test #811