Plus 2 Lecturer Mixed Practice Test #770

Question 1

∫e^x dx =

Accepted Answer

e^x + C — ∫a^x dx = a^x/ln a + C (general case for a>0, a≠1).

Answer

x·e^x

Answer

e^(x+1)

Answer

e^x/x

Question 2

Kerala Sangeetha Nataka Akademi:‌​‍

Accepted Answer

Thrissur — Thrissur.‌​‍

Answer

Kozhikode

Answer

Kochi

Answer

TVM

Question 3

Synonym of SUPERFLUOUS:‌​‍

Accepted Answer

Unnecessary — More than enough.‌​‍

Answer

Essential

Answer

Vital

Answer

Necessary

Question 4

The agricultural sector in Kerala is characterized by a predominance of small landholdings and dependence on traditional farming methods, leading to challenges in productivity and market competitiveness. Which strategy would be most effective in modernizing the sector and improving farmers' income sustainably?

Accepted Answer

C. Investing in agricultural research and extension services, promoting mechanization, and facilitating access to modern farming techniques and inputs. — Investing in agricultural research and extension services, promoting mechanization, and facilitating access to modern farming techniques and inputs directly addresses productivity and competitiveness challenges in a sustainable manner. While organic farming is beneficial, it alone may not achieve the required productivity, and direct income support doesn't modernize the sector. Land pooling, though potentially beneficial, faces significant practical implementation hurdles and is not solely about modernization.

Answer

A. Focusing exclusively on promoting organic farming methods without technological upgrades.

Answer

B. Providing large-scale direct income support to all farmers, irrespective of their productivity.

Answer

D. Encouraging farmers to form large cooperative farms by pooling their land.

Question 5

In which year was the National Green Tribunal (NGT) established?

Accepted Answer

2010 — The National Green Tribunal was established by the National Green Tribunal Act, 2010.

Answer

2005

Answer

2007

Answer

2013

Question 6

Niacin (Vitamin B3) plays a vital role in cellular metabolism. Its biologically active forms, NAD+ and NADP+, function primarily as:

Accepted Answer

C. Coenzymes in redox reactions — Niacin, or Vitamin B3, is a precursor to the coenzymes Nicotinamide Adenine Dinucleotide (NAD+) and Nicotinamide Adenine Dinucleide Phosphate (NADP+). These coenzymes are crucial electron carriers in numerous cellular redox reactions, playing central roles in energy metabolism (e.g., glycolysis, oxidative phosphorylation) and biosynthetic pathways.

Answer

A. Structural components of cell membranes

Answer

B. Precursors for neurotransmitters

Answer

D. Regulators of gene expression

Question 7

How ___ you open my room?

Accepted Answer

dare — 'Dare' is the modal verb for challenging action.

Answer

dear

Answer

deer

Answer

dire

Question 8

Which of the following is a key characteristic of action research that distinguishes it from traditional research?

Accepted Answer

C. It involves cycles of planning, acting, observing, and reflecting — Action research is iterative and cyclical, involving teachers as both researchers and participants in the process. This iterative approach (C) is a core feature, unlike the other options which describe traditional research (A, D) or external involvement (B).

Answer

A. It requires a large sample size for valid results

Answer

B. It is conducted by external researchers without teacher involvement

Answer

D. It focuses solely on quantitative data analysis

Question 9

Kerala's martial art Kalari:

Accepted Answer

Oldest martial art — Ancient.

Answer

New

Answer

Medieval only

Answer

Modern

Question 10

Ohm's law states:

Accepted Answer

V = IR at constant T — Linear between V and I (ohmic conductors). Not obeyed by semiconductors, diodes, bulbs.

Answer

V = I²R

Answer

V/I increases

Answer

I = V²

Plus 2 Lecturer Mixed Practice Test #770