DCOA Mixed Practice Test #31

Question 1

A transformer is a device used to:‌​‍

Accepted Answer

Step up or step down AC voltage — Transformers work on mutual induction; cannot work on DC.‌​‍

Answer

Convert AC to DC

Answer

Store charge

Answer

Generate electricity

Question 2

Where did Sree Narayana Guru install a mirror (lamp) as an idol?‌​‍

Accepted Answer

Karamukku — Sree Narayana Guru installed a mirror/lamp at Karamukku temple, symbolising that God is the light of knowledge within every person. ‌​‍At Aruvippuram (1888), he installed a Shiva Linga.

Answer

Sivagiri

Answer

Aluva

Answer

Aruvippuram

Question 3

ഒരു മലയാളം കവിത പഠിപ്പിച്ചതിന് ശേഷം, കുട്ടികളുടെ വിമർശനാത്മക ചിന്തയും കാവ്യാസ്വാദനശേഷിയും വിലയിരുത്തുന്നതിന് ഏറ്റവും ഫലപ്രദമായ മാർഗ്ഗം ഏതാണ്?

Accepted Answer

C. കവിതയിലെ ആശയങ്ങളെക്കുറിച്ചും കവിയുടെ ഉദ്ദേശ്യങ്ങളെക്കുറിച്ചും ഒരു ചർച്ച സംഘടിപ്പിക്കുക — കവിതയിലെ ആശയങ്ങളെക്കുറിച്ചും കവിയുടെ ഉദ്ദേശ്യങ്ങളെക്കുറിച്ചും ഒരു ചർച്ച സംഘടിപ്പിക്കുന്നത് കുട്ടികൾക്ക് കവിതയെക്കുറിച്ച് ആഴത്തിൽ വിശകലനം ചെയ്യാനും സ്വന്തം അഭിപ്രായങ്ങൾ രൂപീകരിക്കാനും പ്രകടിപ്പിക്കാനും അവസരം നൽകുന്നു. ഇത് അവരുടെ വിമർശനാത്മക ചിന്തയും കാവ്യാസ്വാദനശേഷിയും വിലയിരുത്താൻ സഹായിക്കും. വാക്കുകളുടെ അർത്ഥം ചോദിക്കുന്നത് അടിസ്ഥാനപരമായ ധാരണ മാത്രമാണ് അളക്കുന്നത്. സംഗ്രഹം എഴുതുന്നത് ആശയങ്ങളെ ചുരുക്കിപ്പറയാനുള്ള കഴിവ് അളക്കുമ്പോൾ, മനഃപാഠമാക്കൽ ഓർമ്മശക്തിയെ മാത്രമാണ് ആശ്രയിക്കുന്നത്.

Answer

A. കവിതയിലെ വാക്കുകളുടെ അർത്ഥം ചോദിച്ച് മനസ്സിലാക്കുക

Answer

B. കവിതയുടെ സംഗ്രഹം എഴുതാൻ ആവശ്യപ്പെടുക

Answer

D. കവിത മനഃപാഠമാക്കി ചൊല്ലാൻ ആവശ്യപ്പെടുക

Question 4

A teacher regularly provides feedback to students on their essays, focusing on areas for improvement in structure and argumentation, before the final submission. This practice primarily exemplifies which type of assessment?

Accepted Answer

B. Formative assessment — Formative assessment is designed to monitor student learning during instruction and provide ongoing feedback that can be used by instructors to improve their teaching and by students to improve their learning. Providing feedback on essays before final submission aligns perfectly with this continuous improvement goal. Summative assessment occurs at the end of a learning period, diagnostic identifies prior knowledge gaps, and placement determines course readiness.

Answer

A. Summative assessment

Answer

C. Diagnostic assessment

Answer

D. Placement assessment

Question 5

Indian Unicorn #1 per valuation:‌​‍

Accepted Answer

Varies year — Changes over time.‌​‍

Answer

Paytm

Answer

Ola

Answer

Byju's

Question 6

In the context of environmental biotechnology, what is the most significant advantage of employing genetically engineered microorganisms (GEMs) compared to naturally occurring microbial strains for the bioremediation of complex industrial waste containing recalcitrant organic compounds?

Accepted Answer

C. GEMs can be specifically designed to possess novel metabolic pathways or enhanced expression of existing enzymes, leading to more efficient and targeted degradation of specific recalcitrant pollutants. — The primary advantage of genetically engineered microorganisms (GEMs) in bioremediation is their ability to be specifically designed. This engineering allows them to acquire novel metabolic pathways or enhance existing enzymatic activities, enabling more efficient and targeted breakdown of recalcitrant organic pollutants that natural microbes struggle to degrade. While other options present potential outcomes or features, they are either overstatements, not universally true, or secondary to the fundamental engineered capability.

Answer

A. GEMs can naturally adapt to a broader spectrum of extreme pH and temperature conditions, making them universally applicable without prior site assessment.

Answer

B. GEMs are capable of completely mineralizing pollutants into inert inorganic compounds, thereby eliminating all secondary environmental impacts.

Answer

D. GEMs require significantly less incubation time and nutrient supplementation in situ, making them a more cost-effective solution for large-scale environmental clean-up projects.

Question 7

In Kerala, the People's Plan Campaign devolved what % of state plan funds to local bodies?‌​‍

Accepted Answer

35-40% — The People's Plan Campaign (1996) devolved 35-40% of state plan funds to local self-governments.‌​‍

Answer

10-15%

Answer

20-25%

Answer

50-60%

Question 8

A language teacher wants to develop her students' communication skills, critical thinking, and ability to understand different viewpoints. Which literary form would be most effective for achieving these objectives in a classroom setting?

Accepted Answer

B. Encouraging students to write and perform short dramatic skits. — Dramatic skits and role-playing directly involve students in active communication, requiring them to articulate ideas and interact. This fosters critical thinking by demanding quick responses and understanding diverse character perspectives, thereby enhancing empathy and overall communication skills more effectively than passive analysis, summarization, or rote memorization.

Answer

A. Engaging students in extensive analysis of classical epic poems.

Answer

C. Assigning individual tasks of summarizing lengthy non-fiction articles.

Answer

D. Instructing students to meticulously copy and memorize literary prose passages.

Question 9

Kerala NLU — NUALS:‌​‍

Accepted Answer

Kochi — Kochi.‌​‍

Answer

Thrissur

Answer

Kozhikode

Answer

TVM

Question 10

Victoria Falls is on which river?‌​‍

Accepted Answer

Zambezi — Victoria Falls is on the Zambezi River at the Zambia-Zimbabwe border.‌​‍

Answer

Nile

Answer

Congo

Answer

Niger

DCOA Mixed Practice Test #31