Plus 2 Lecturer Mixed Practice Test #920

Question 1

The gas responsible for global warming is:‌​‍

Accepted Answer

Carbon Dioxide — CO₂ is the primary greenhouse gas causing global warming through the greenhouse effect.‌​‍

Answer

Oxygen

Answer

Nitrogen

Answer

Helium

Question 2

Dialysis replaces function of:‌​‍

Accepted Answer

Kidney — Artificial kidney filtration.‌​‍

Answer

Heart

Answer

Lung

Answer

Liver

Question 3

Vaikunta Swamikal's social reform movement was called:‌​‍

Accepted Answer

Samatva Samajam — Ayya Vaikunda Swamikal founded Samatva Samajam in 1836.‌​‍

Answer

Sadhujana Paripalana Sangham

Answer

Atmavidya Sangham

Answer

Sree Narayana Dharma Paripalana Yogam

Question 4

Which hypothesis links poor foetal nutrition to adult diseases like type-2 diabetes and hypertension?

Accepted Answer

Barker Hypothesis — David Barker's hypothesis — the foetal origins of adult disease (DOHaD).

Answer

Germ Theory

Answer

Miasma Theory

Answer

Central Dogma

Question 5

Poverty is a pervasive social problem and a major social determinant of health. In the context of community health, how does poverty primarily contribute to health disparities and poorer health outcomes in a community?

Accepted Answer

B. By limiting access to essential resources like education, safe housing, clean water, sanitation, and nutritious food. — Poverty significantly restricts individuals' and communities' access to fundamental resources crucial for good health, including quality education, safe and stable housing, clean water, adequate sanitation, and nutritious food. This lack of access directly leads to poorer health outcomes and exacerbates health disparities. Poverty typically increases stress and limits access to healthcare, rather than promoting healthy lifestyles or increasing opportunities for early detection.

Answer

A. By encouraging excessive consumption of high-quality, nutritious food, leading to obesity.

Answer

C. By promoting active lifestyles and reducing stress levels due to fewer material possessions.

Answer

D. By increasing opportunities for early disease detection and access to advanced medical treatments.

Question 6

Nvidia stock surge reason:‌​‍

Accepted Answer

AI chip demand — AI boom.‌​‍

Answer

Gaming

Answer

Crypto

Answer

Auto

Question 7

Test cross is between:‌​‍

Accepted Answer

F1 hybrid × homozygous recessive — Reveals genotype of unknown. Mendel used Tt × tt → 1:1 ratio (if heterozygous).‌​‍

Answer

Two dominants

Answer

Two heterozygotes

Answer

Two recessives

Question 8

Fill in the blank: 'Usually they play cricket but now they ___ football.'

Accepted Answer

are playing — 'Now' indicates present continuous → 'are playing'.

Answer

were playing

Answer

have been playing

Answer

play

Question 9

Anomie (normlessness) is associated with:‌​‍

Accepted Answer

Durkheim — Durkheim: anomie = state of normlessness during rapid social change (e.g., transition from mechanical to organic solidarity).‌​‍

Answer

Mead

Answer

Weber

Answer

Marx

Question 10

Which of the following bacterial structures is primarily responsible for adherence to host cells and surfaces, playing a crucial role in initiating infection?

Accepted Answer

C. Pili (Fimbriae). — Pili, also known as fimbriae, are short, hair-like appendages on the surface of many bacteria that enable them to adhere to host cells and surfaces, which is a critical first step in establishing an infection. The cell wall (A) provides structural integrity, flagella (B) are primarily involved in motility, and the capsule (D) helps resist phagocytosis but is less directly involved in initial adherence compared to pili.

Answer

A. Cell wall.

Answer

B. Flagella.

Answer

D. Capsule.

Plus 2 Lecturer Mixed Practice Test #920