Plus 2 Lecturer Mixed Practice Test #249

Question 1

Which specific chemical test is employed for the identification of deoxysugars present in cardiac glycosides, characterized by a reddish-brown color in the acetic acid layer and a bluish-green color in the sulfuric acid layer?

Accepted Answer

A. Keller-Kiliani test — The Keller-Kiliani test is a characteristic reaction for the presence of 2-deoxysugars, such as digitoxose, which are part of cardiac glycoside structures. Borntrager's test identifies anthraquinone glycosides, while Legal's and Baljet tests detect the butenolide ring of cardiac glycosides.

Answer

B. Borntrager's test

Answer

C. Legal's test

Answer

D. Baljet test

Question 2

'I would rather you ___ indoors.'

Accepted Answer

didn't smoke — 'Would rather' + past simple (didn't smoke) to express a present preference about someone else.

Answer

won't smoke

Answer

doesn't smoke

Answer

don't smoke

Question 3

Which of the four primary tissue types is characterized by tightly packed cells forming continuous sheets that cover body surfaces, line internal organs, and form glands, providing protection and regulating passage of substances?

Accepted Answer

D. Epithelial tissue — Epithelial tissue is composed of closely aggregated cells with very little extracellular matrix, forming coverings, linings, and glandular structures. Its main functions include protection, secretion, absorption, and filtration. Connective tissue provides support, muscle tissue enables movement, and nervous tissue transmits signals.

Answer

A. Connective tissue

Answer

B. Muscle tissue

Answer

C. Nervous tissue

Question 4

Surface area of sphere r=7:

Accepted Answer

616 — 4πr²=4×22/7×49=616.

Answer

308

Answer

1232

Answer

154

Question 5

Saheed Diwas (Martyrs Day):‌​‍

Accepted Answer

23 March (Bhagat Singh, Rajguru, Sukhdev) — 23 March — Bhagat Singh hanging.‌​‍

Answer

26 Jan

Answer

30 Jan

Answer

15 Aug

Question 6

Which of the following will NOT cut the selected text from a document?

Accepted Answer

Pressing Ctrl + C — Ctrl+C copies (doesn't cut). Cut = Ctrl+X.

Answer

Selecting Edit → Cut

Answer

Clicking the Cut button

Answer

Pressing Ctrl + X

Question 7

The Diwan of Kochi who tried to privatize Thrissur's electricity supply (causing the 1936 Electricity Strike) was:‌​‍

Accepted Answer

R.K. Shanmukham Chetty — R.K. ‌​‍Shanmukham Chetty (later India's 1st Finance Minister) was Kochi Diwan in 1936.

Answer

Sir C.P. Ramaswami Iyer

Answer

T. Madhava Rao

Answer

Ramaswami Iyengar

Question 8

Synonym of IMPLACABLE:‌​‍

Accepted Answer

Unappeasable — Can't be appeased.‌​‍

Answer

Kind

Answer

Gentle

Answer

Forgiving

Question 9

Polymer used in non-stick coating:‌​‍

Accepted Answer

Teflon (PTFE) — Teflon (Polytetrafluoroethylene) — non-stick, heat resistant.‌​‍

Answer

Polythene

Answer

Nylon

Answer

PVC

Question 10

KIIFB:‌​‍

Accepted Answer

Kerala Infrastructure Investment Fund Board — Off-budget infra funding.‌​‍

Answer

None

Answer

Financial

Answer

Industrial

Plus 2 Lecturer Mixed Practice Test #249