LGS Mixed Practice Test #451

Question 1

Banasura Sagar Dam, the largest earth dam in India, is in which district?

Accepted Answer

Wayanad — Banasura Sagar Dam in Wayanad is the largest earth dam in India and the second largest in Asia.

Answer

Idukki

Answer

Palakkad

Answer

Thrissur

Question 2

Kerala's first self-financing medical college:‌​‍

Accepted Answer

Several in 1990s-2000s — Various in private sector.‌​‍

Answer

One

Answer

None

Answer

Govt only

Question 3

Bakelite is:

Accepted Answer

Thermosetting phenol-formaldehyde polymer — Leo Baekeland (1907) — first fully synthetic plastic. Cross-linked; once set, cannot be remoulded. Electrical insulator.

Answer

Thermoplastic

Answer

Natural

Answer

Rubber

Question 4

Largest artery:‌​‍

Accepted Answer

Aorta — Aorta.‌​‍

Answer

Pulmonary

Answer

Vena cava

Answer

Carotid

Question 5

C4 plants:‌​‍

Accepted Answer

Higher photosynthetic efficiency — Sugarcane, maize, sorghum — efficient in hot dry conditions.‌​‍

Answer

Only desert

Answer

Lower

Answer

Only tropical

Question 6

Kerala assembly term:

Accepted Answer

5 years — 5 years — same as other states.

Answer

4 years

Answer

6 years

Answer

7 years

Question 7

Cell theory was proposed by:‌​‍

Accepted Answer

Schleiden and Schwann (1838-39) — All living organisms are composed of cells. ‌​‍Virchow (1855): 'Omnis cellula e cellula' — cells arise from pre-existing cells.

Answer

Watson-Crick

Answer

Darwin

Answer

Mendel

Question 8

Eco-friendly lighting like LED differs from CFL in:‌​‍

Accepted Answer

LEDs don't contain mercury; CFLs do — CFLs contain small amount of mercury vapour — disposal issue. ‌​‍LEDs use semiconductors, no mercury.

Answer

CFLs use LEDs

Answer

No difference

Answer

LEDs are cheaper

Question 9

Under the Wildlife Protection Act, 1972, which authority is legally empowered to declare an area as a 'Community Reserve' for the protection of wildlife?

Accepted Answer

B. State Wildlife Board, with final approval from the State Forest Department — The State Wildlife Board, chaired by the Chief Minister or designated Minister, has the authority under Section 33 of the Wildlife Protection Act, 1972, to recommend and declare a Community Reserve after consultation with local stakeholders. The State Forest Department then grants final approval. This ensures regional participation in conservation while maintaining statutory compliance.

Answer

A. National Board for Wildlife, with approval of the Union Ministry of Environment, Forests and Climate Change

Answer

C. District Collector, in consultation with local panchayats and tribal representatives

Answer

D. Central Government, on the recommendation of the Director of Wildlife Institute of India

Question 10

Hottest planet:

Accepted Answer

Venus — Venus — thick CO₂ atmosphere traps heat.

Answer

Mercury

Answer

Earth

Answer

Mars

LGS Mixed Practice Test #451