KAS Prelims Mixed Practice Test #891

Question 1

The gas released during photosynthesis is:‌​‍

Accepted Answer

Oxygen — 6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂. Plants release oxygen as a byproduct.‌​‍

Answer

Carbon Dioxide

Answer

Nitrogen

Answer

Hydrogen

Question 2

Group 2 (alkaline earth metals) include:‌​‍

Accepted Answer

Be, Mg, Ca, Sr, Ba — +2 oxidation state. ‌​‍Mg in chlorophyll; Ca in bones/teeth. Harder than alkali metals.

Answer

Li, Na, K

Answer

N, P, As

Answer

F, Cl, Br

Question 3

The Kerala State Government confers the 'Guru Shreshta Award' annually to outstanding teachers. Which of the following would be the most distinguishing quality of a recipient of this award?

Accepted Answer

B. Their innovative pedagogical approaches that foster critical thinking and overall personality development among students. — The Guru Shreshta Award recognizes excellence in teaching. While other options are valuable contributions or indicators of a good teacher, the most distinguishing quality for this specific award is the implementation of innovative teaching methods that go beyond rote learning to cultivate critical thinking and holistic development in students. It emphasizes the quality and impact of teaching over mere longevity or administrative contributions.

Answer

A. Their consistent efforts in improving the school's physical infrastructure and facilities.

Answer

C. Their long tenure of service (e.g., 25+ years) without any disciplinary actions.

Answer

D. Their success in securing 100% pass rates in public examinations for multiple consecutive years.

Question 4

Travancore Royal Family:

Accepted Answer

Venad — Venad lineage.

Answer

Kolathiri

Answer

Perumpadappu

Answer

Nair

Question 5

Nalanda University was founded by:‌​‍

Accepted Answer

Kumaragupta I — Kumaragupta I (Gupta dynasty, 415-455 CE) founded Nalanda University, which became one of the greatest centres of learning in the ancient world.‌​‍

Answer

Ashoka

Answer

Chandragupta II

Answer

Harsha

Question 6

The Deccan Plateau is mainly composed of which rock type formed by ancient volcanic activity?‌​‍

Accepted Answer

Basalt (crystalline igneous) — The Deccan Traps are thick sequences of basalt lava flows from the late Cretaceous.‌​‍

Answer

Sandstone

Answer

Limestone

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Granite-gneiss

Question 7

Retina function:

Accepted Answer

Image formation/light detection — Photoreceptor layer.

Answer

Focusing

Answer

Blocking

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Moving

Question 8

Who wrote the famous work 'Jathikummi'?

Accepted Answer

Pandit Karuppan — Pandit K.P. Karuppan composed Jathikummi (1912) — anti-caste poem.

Answer

Kelappan

Answer

E.M.S.

Answer

O.N.V. Kurup

Question 9

Which part of the nephron is primarily responsible for the reabsorption of glucose in the kidney?

Accepted Answer

A. Proximal convoluted tubule — The proximal convoluted tubule (PCT) is the site where nearly all glucose is reabsorbed via sodium-glucose transport proteins (SGLT). The loop of Henle primarily handles water and electrolyte balance, while the distal tubule and collecting duct focus on fine-tuning reabsorption and secretion. Distractors like the loop of Henle or distal tubule may distract due to their roles in fluid balance.

Answer

B. Loop of Henle

Answer

C. Distal convoluted tubule

Answer

D. Collecting duct

Question 10

Valley of Flowers National Park is in which state?‌​‍

Accepted Answer

Uttarakhand — Valley of Flowers in Uttarakhand is a UNESCO World Heritage Site known for its endemic alpine flowers.‌​‍

Answer

Jammu & Kashmir

Answer

Himachal Pradesh

Answer

Sikkim

KAS Prelims Mixed Practice Test #891