UGC NET Questions (Paper – 1)

The semantic differential scale presents a concept or object along with opposing adjective pairs placed at the ends of a continuum, and respondents indicate their position between these poles. This captures the connotative meaning of the concept on dimensions such as evaluation, potency and activity. It allows nuanced measurement of attitudes beyond simple agreement or disagreement. Because the stem mentions bipolar adjective pairs like good–bad or strong–weak, it clearly describes the semantic differential scale.

Option A:
A rating scale generally asks respondents to judge an object on a single numerical or descriptive continuum, such as from 1 to 10, but it does not necessarily employ bipolar adjective pairs. While rating scales are common, the specific format in the stem is more precisely described by the semantic differential technique.

Option B:
The semantic differential scale uses several such bipolar items and can summarise responses by averaging across them, providing profiles of how concepts are perceived. This emphasis on paired adjectives and connotative meaning fits the stem closely, confirming semantic differential scale as the correct completion.

Option C:
A nominal scale merely labels categories without order or quantitative interpretation, such as types of occupation. It does not involve rating positions between bipolar adjectives and therefore does not match the description in the question.

Option D:
A rank order scale requires respondents to arrange items in order of preference, not to locate them on continua between opposite adjectives. Hence, rank order scale is not the appropriate term here.

Statements A, B, C and D correctly describe research and innovation ecosystems. A is true because universities generate knowledge and may translate it into patents and start-ups. B is true as partnerships with industry and government provide resources and real-world problems. C is true since innovation cells and incubators nurture entrepreneurial initiatives. D is true because universities must consider ethical and social impacts of innovation. E is false because innovation is relevant across disciplines, including social sciences and humanities. F is false as basic research is essential for long-term knowledge advancement and need not be abandoned.

Option A:
Option A is incorrect because it omits D and therefore misses the crucial dimension of ethical and socially responsible innovation in higher education.

Option B:
Option B is incorrect because it includes E, which wrongly limits innovation to certain disciplines, conflicting with the cross-disciplinary nature of research impact.

Option C:
Option C is incorrect because it includes F, which rejects basic research, and omits A, thus ignoring the broader research and publication contributions of universities.

Option D:
Option D is correct because it selects all four accurate statements about knowledge creation, collaboration, incubation and ethical responsibility, and rejects E and F, which narrow or distort the role of research.

Proof by contrapositive exploits the logical equivalence between a conditional and its contrapositive. Instead of proving "if p, then q" directly, one proves "if not q, then not p". Because these two statements share the same truth conditions, demonstrating the contrapositive suffices to establish the original conditional. Thus the method described is called proof by contrapositive.

Option A:
Option A, proof by cases, involves dividing a problem into exhaustive possibilities and proving the desired conclusion in each case. While also a valid strategy, it does not focus on transforming a conditional into its contrapositive. Hence cases is not correct.

Option B:
Option B, proof by contradiction, proceeds by assuming the negation of what is to be proved and deriving a contradiction, thereby showing the assumption must be false. This is a distinct method and does not necessarily proceed via contrapositive structure.

Option C:
Option C is correct because proof by contrapositive explicitly names the strategy of proving the contrapositive to justify the original "if p, then q". It leverages the equivalence relation discussed earlier and is particularly useful when the direct approach is difficult.

Option D:
Option D, proof by example, at most shows that a statement is true in one or some instances and is usually insufficient to establish universal claims. It does not relate to the contrapositive transformation.

Cognitive objectives target mental processes such as remembering, understanding and applying information. Interpreting graphs involves comprehension of data, recognising patterns and drawing conclusions, all of which are cognitive activities. The verb “interpret” clearly implies mental processing rather than physical or emotional change. Therefore, the objective in the stem belongs to the cognitive domain.

Option A:
Affective objectives focus on attitudes, values and feelings, such as developing appreciation for art or positive attitudes toward science. Interpreting graphs is not primarily about changing attitudes, so affective is not appropriate here.

Option B:
Psychomotor objectives deal with physical skills and coordination, for example handling instruments or performing lab techniques. Graph interpretation does not require specialised motor skills beyond basic reading, so it does not fit this domain.

Option C:
Cognitive objectives include tasks like explaining, interpreting and analysing, which match the wording of the stem. Hence, classifying the statement as a cognitive objective is correct.

Option D:
Social is not one of the three classic domains used here and usually refers to interpersonal skills, not specific mental operations on information.

Cascading Style Sheets is a style sheet language that controls how HTML elements are displayed, including fonts, colours, spacing and positioning. It allows developers to separate content from presentation, making web pages easier to maintain and redesign. Rules from multiple style sheets can cascade, determining final appearance based on specificity and order. Thus, the language described in the stem is Cascading Style Sheets.

Option A:
Option A, SQL, is used for managing and querying relational databases and does not influence the visual presentation of web pages.

Option B:
Option B, XML, is a markup language for representing structured data and is not primarily dedicated to styling HTML documents.

Option C:
Option C, PHP, is a server side scripting language used to generate dynamic content but does not itself specify how elements are styled in the browser.

Option D:
Option D is correct because CSS, or Cascading Style Sheets, is explicitly designed to define the look and formatting of HTML documents, as stated in the question.

The Environmental Kuznets Curve suggests an inverted U shaped relationship between environmental degradation and per capita income. At low income levels,degradation rises as economies industrialise, but beyond a certain threshold, societies invest more in cleaner technologies and regulation, causing degradation to decline. The stem refers to this turning point and subsequent trend,so declines is the correct completion.

Option A:
Becoming infinite would imply unbounded growth in environmental damage,which contradicts the central idea of the curve. The hypothesis specifically involves a reduction in degradation after the turning point.

Option B:
Declines captures the right side of the inverted U, where environmental indicators improve as income continues to grow. This reflects increased public demand for environmental quality and better enforcement capacity. Hence this option accurately represents the theory.

Option C:
Remaining constant would suggest that environmental degradation stops changing with income after a certain point,which is not what the Kuznets curve predicts. The model instead proposes an eventual improvement in environmental conditions.

Option D:
Becoming unpredictable is not part of the formal hypothesis. While real world data may deviate from the idealised curve,the conceptual model presents a systematic trend rather than randomness.

Statements A, B, D, E and F present a balanced view of ICT in pedagogy. ICT can enable learner-centred and collaborative activities, blended models and multimedia support, and must be purposefully aligned with objectives and assessments. Statement C is false because technology alone cannot guarantee understanding; teacher facilitation remains essential. Therefore all statements except C are correct, so the right combination is A, B, D, E and F.

Option A:
Option A is incorrect because it omits F, ignoring the need to align ICT with objectives and assessment. A, B, D and E are true but do not reflect the full planning perspective required for effective integration.

Option B:
Option B is incorrect because it includes C, which exaggerates the power of ICT by suggesting automatic understanding. Including a false statement renders the whole option wrong even though other statements are correct.

Option C:
Option C is correct because it collects all positive and realistic statements about ICT’s role while excluding the overclaim in C. It recognises that ICT is a tool whose effectiveness depends on thoughtful design and alignment.

Option D:
Option D is incorrect because it omits A and adds no new correct statements. Without A, the emphasis on learner-centred interactivity is missing, and the combination does not contain the complete set of true statements.

Diagnostic function in teaching involves identifying learners’ strengths,weaknesses and misconceptions before or during instruction. By checking what students already know,the teacher can adjust content and methods to their actual level. This reduces mismatch between teaching and learner readiness. The stem clearly describes such identification of confusion and prior knowledge,so diagnostic is the correct term.

Option A:
Motivational function aims to arouse interest and enthusiasm,which may occur alongside diagnosis but is not the primary focus described. The stem stresses detection of what students know and do not know.

Option B:
Administrative function relates to record-keeping,timetabling and compliance with institutional rules,which is quite different from analysing learner understanding at the start of a lesson.

Option C:
Diagnostic work helps in planning remedial measures and selecting appropriate starting points,which matches the description in the question,making option C appropriate.

Option D:
Ceremonial function would relate to formal events or rituals and has no direct link with assessing prior understanding,so it is clearly unsuitable here.

SWAYAM is the flagship national online platform created to host MOOCs for school, undergraduate and postgraduate learners. It aggregates courses from multiple institutions and allows learners to enrol and earn certificates. The stem describes a government MOOCs platform spanning various disciplines, which is precisely what SWAYAM provides.

Option A:
SWAYAM is explicitly designed as a common portal where courses from NPTEL, CEC, IGNOU and other coordinators are offered in one place. Its role is to deliver MOOCs to a wide audience with unified standards. This exact function corresponds to the stem, so Option A is correct.

Option B:
NPTEL is a major content initiative and a SWAYAM course coordinator, but it is not the umbrella national MOOCs platform itself. The question asks for the Government of India’s platform name, which is SWAYAM, so Option B is incorrect.

Option C:
e-PG Pathshala focuses on e-content modules mainly for postgraduate subjects and does not function as the national MOOCs platform in the way SWAYAM does (mass enrolment, course runs, quizzes/exams, certification). Thus, Option C does not match the stem.

Option D:
Sodhganga is a repository of theses and dissertations, not a platform for delivering MOOCs. Therefore, Option D is not appropriate.

Ethics committees are established to review research proposals for compliance with ethical standards related to human and animal welfare, informed consent and risk management. They ensure that research respects dignity, rights and safety. The stem points to committees that examine ethical aspects of research, which are correctly called ethics committees. Therefore, Option D is the right answer.

Option A:
Finance committees oversee budgeting and resource allocation and do not focus on consent, risk, or moral justification in research. Thus, Option A is incorrect.

Option B:
Sports committees manage sporting events and facilities and have no mandate to review research ethics. Hence, Option B is incorrect.

Option C:
Discipline committees deal with misconduct and disciplinary issues and are different from specialised oversight of research protocols involving humans/animals. Therefore, Option C is incorrect.

Option D:
Option D is correct because ethics committees specifically review research protocols to protect participants/animals, ensure informed consent, manage risks, and comply with ethical guidelines.

Cluster sampling involves dividing the population into natural groups, or clusters, such as schools, villages or classes, and then randomly selecting some of these clusters for inclusion in the sample. All or many members within chosen clusters are then studied. This method is often used when a complete list of individuals is difficult to obtain but a list of groups is available. Since the stem describes selecting intact groups like schools as sampling units, cluster sampling is the correct term.

Option A:
Simple random sampling selects individual units from the entire population so that each has an equal chance of inclusion, without grouping them into clusters. It does not specifically use intact groups as the units of selection, so it does not match the situation in the stem.

Option B:
Stratified random sampling first divides the population into homogeneous strata based on characteristics such as gender or region and then draws random samples from each stratum. The primary aim is proportional representation of strata, not sampling intact groups as units. Therefore, stratified random sampling is not the best answer here.

Option C:
Cluster sampling is particularly useful when the population is geographically dispersed, because studying selected clusters reduces travel and administrative costs. However, it may increase sampling error compared to simple random sampling. The defining feature of using intact groups matches the description in the question.

Option D:
Quota sampling is a non-probability technique in which researchers fill predetermined quotas for subgroups using convenience procedures, not random selection of clusters. It does not require intact groups such as schools to be the sampling units, so quota is not appropriate.

Psychological barriers are internal states such as bias,prejudice,fear or low motivation that hinder effective communication. When a teacher dismisses suggestions due to prejudice,they block genuine interaction for emotional or attitudinal reasons. This is a classic psychological barrier.

Option A:
Semantic barriers involve confusion about meanings of words,not prejudice against people.

Option B:
Mechanical barriers arise from equipment failure or noise rather than attitudes.

Option C:
Physical barriers relate to environmental conditions like distance or obstacles,not internal bias.

Option D:
Psychological bias reduces trust and openness in the classroom,which matches the situation described,making option D correct.

Consecutive terms differ by 4: 2 − (−2) = 4, 6 − 2 = 4 and 10 − 6 = 4. This shows an arithmetic progression with common difference 4. Adding 4 to the last term 10 gives 14. Therefore, 14 is the correct next term in the sequence.

Option A:
Option A is 12, which is only 2 more than 10 and does not match the consistent difference of 4. Using 12 would reduce the step size at the end without justification. Hence, it cannot be correct.

Option B:
Option B equals 14, obtained by 10 + 4, which continues the established rule perfectly. The full series −2, 2, 6, 10, 14 keeps the same constant increase each time. This makes 14 the only value that preserves the pattern.

Option C:
Option C is 16, giving a difference of 6 from 10. No such difference appears earlier in the series, so this new step would break the arithmetic structure. Therefore, 16 is not the correct continuation.

Option D:
Option D is 18, which would involve adding 8 to 10 and drastically changing the rate of increase. Since the series has shown only jumps of 4, this option contradicts that behaviour and must be rejected.

Statements A, B, D and E are correct as they describe typical service deficits, risks and participatory solutions in informal settlements. Lack of basic services and marginal locations increase environmental health risks, and involving residents helps design appropriate upgrading interventions. Statements C and F are false because environmental conditions in slums strongly influence health, and air pollution does affect residents, who may even be more exposed. The correct combination therefore includes A, B, D and E only.

Option A:
Option A is correct since it brings together all true statements about service gaps, risk exposure, health benefits of upgrading and the value of participation. It rightly excludes C and F, which deny well-documented links between environment and health in slums.

Option B:
Option B is incorrect because it includes C, which wrongly claims that environmental conditions do not affect health outcomes. Adding this false statement makes the overall combination unacceptable.

Option C:
Option C is incorrect as it includes F, which denies the impact of air pollution on slum dwellers, and omits A. Air pollution clearly affects slum inhabitants, often living near busy roads or industrial areas, so accepting F is inconsistent with evidence.

Option D:
Option D is incorrect because it again accepts F and leaves out B, thus ignoring the importance of hazardous locations while including a clearly wrong statement about pollution.

When a teacher repeatedly expresses confidence in students’ ability to achieve,they promote a climate of high expectations. Such expectations influence the amount of support,challenge and feedback provided and often lead students to aim higher. The stem emphasises belief that all students can learn at high levels,so high expectations is the correct description.

Option A:
Low expectations may lead teachers to offer fewer challenges and overlook potential,which is contrary to the belief in students’ capability described in the question.

Option B:
Deficit expectations highlight students’ limitations and focus on what they cannot do,instead of affirming potential,so they conflict with the stem.

Option C:
High expectations,when combined with appropriate support,are associated with better achievement and a positive classroom climate,exactly matching the scenario given.

Option D:
Random expectations would imply inconsistency and lack of clear standards,which is not suggested here.