HSA Mixed Practice Test #371

Question 1

The National Teacher's Award, presented by the President of India, recognizes exemplary teachers for their significant contributions to education. Which of the following is a primary criterion for selecting recipients of this prestigious award?

Accepted Answer

B. Demonstrated innovation in teaching methods and community involvement. — The National Teacher's Award emphasizes innovation in teaching, engagement with the community, and overall positive impact on students and the school environment. While good results and experience are valued, they are not the sole or primary criteria for identifying truly outstanding contributions, nor is a specific number of research papers.

Answer

A. Publication of a minimum of five research papers in international journals.

Answer

C. Achieving 100% pass results for students in board examinations.

Answer

D. Completion of 25 years of service in a government-aided school.

Question 2

The process of adding H₂ to unsaturated oils to convert them to solid fats is:

Accepted Answer

Hydrogenation — Vegetable oils + H₂ (Ni catalyst) → saturated fats (vanaspati, margarine).

Answer

Esterification

Answer

Polymerisation

Answer

Saponification

Question 3

'Punjab Kesari':‌​‍

Accepted Answer

Lala Lajpat Rai — Lala Lajpat Rai.‌​‍

Answer

Ranjit Singh

Answer

Har Gobind

Answer

Bhagat Singh

Question 4

Great Barrier Reef length:

Accepted Answer

2300 km — World's largest coral system.

Answer

1000 km

Answer

3000 km

Answer

500 km

Question 5

Thunchan Parambu is located in which Kerala district?‌​‍

Accepted Answer

Malappuram — Thunchan Parambu (Tirur, Malappuram) is the memorial of Thunchathu Ezhuthachan, father of Malayalam.‌​‍

Answer

Thrissur

Answer

Kozhikode

Answer

Palakkad

Question 6

Isotopes of an element contain the same number of:‌​‍

Accepted Answer

protons but different neutrons — Isotopes share atomic number (protons) but differ in neutron count.‌​‍

Answer

neutrons and electrons but different protons

Answer

neutrons and protons

Answer

neutrons and protons but different electrons

Question 7

Manchester of India is:‌​‍

Accepted Answer

Ahmedabad — Ahmedabad is called the Manchester of India — major textile/cotton mill centre.‌​‍

Answer

Mumbai

Answer

Kanpur

Answer

Surat

Question 8

Pennar River flows through which states?

Accepted Answer

Karnataka and Andhra Pradesh — The Pennar (Penneru) River originates in Karnataka and flows through Andhra Pradesh into the Bay of Bengal.

Answer

Tamil Nadu and Kerala

Answer

Maharashtra and Goa

Answer

Telangana and Odisha

Question 9

Thattekad Bird Sanctuary in:

Accepted Answer

Ernakulam — Ernakulam district — Salim Ali's recommendation.

Answer

Thrissur

Answer

Kottayam

Answer

Palakkad

Question 10

Alpha particle is:‌​‍

Accepted Answer

Helium nucleus (2p+2n) — Beta: electron/positron. ‌​‍Gamma: EM photon. Alpha most ionising, least penetrating.

Answer

Electron

Answer

Photon

Answer

Neutron

HSA Mixed Practice Test #371