Mock Test

Exam: BPSC Subject: General Science

Total Questions: 20

Q1. The work of Andy Goldsworthy, when compared to the monumental earthworks of Robert Smithson or Michael Heizer, tends to emphasize:

Permanence and human intervention on a massive scale The small-scale, transient, and intimate relationship between the artist and natural materials The industrialization of natural resources Abstract geometrical forms derived from nature
Q2. Which of these is a form of pollution that threatens wildlife?

Clean water initiatives Reduced greenhouse gas emissions Plastic waste in oceans Sustainable agriculture
Q3. The 'twilight zone' of the ocean is also known as the:

Photic zone Aphotic zone Mesopelagic zone Hadal zone
Q4. In electrolysis, the electrolyte is a substance that:

Conducts electricity when molten or dissolved Does not conduct electricity Is always a solid Is always a gas
Q5. Which of the following phenomena is a demonstration of the particle nature of light?

Huygens' Principle Young's Double-Slit Experiment Blackbody Radiation Spectrum Compton Scattering
Q6. Which of the following is a common method for the stabilization/solidification of hazardous waste?

Incineration Chemical reduction Addition of binding agents like cement or fly ash Shredding
Q7. The concept that all life on Earth shares a common ancestor is a fundamental idea in:

Genetics Biochemistry Evolution Ecology
Q8. What is the greenhouse effect primarily caused by?

Deforestation Increased levels of greenhouse gases in the atmosphere Ozone layer thinning Plastic pollution
Q9. In island biogeography, the equilibrium number of species is determined by the balance between:

Immigration and speciation rates. Extinction and colonization rates. Speciation and extinction rates. Colonization and speciation rates.
Q10. The volume of a solid is $V$. If its temperature increases by $\Delta T$, and its coefficient of linear expansion is $\alpha$, its volume expansion is approximately:

$V\alpha\Delta T$ $3V\alpha\Delta T$ $V\alpha^2\Delta T$ $3V\alpha^2\Delta T$
Q11. In the balanced chemical equation for the combustion of benzene ($\\text{C}_6\text{H}_6$), what is the coefficient of oxygen ($\\text{O}_2$)?

3 6 9 15/2
Q12. Which of the following is a nitrogenous base in DNA?

Uracil Ribose Phosphate Thymine
Q13. When covering issues related to water scarcity, what is a journalistic challenge in attributing blame and responsibility?

The clear and unambiguous allocation of water rights among stakeholders. The multifaceted nature of contributing factors, including policy, infrastructure, and consumption patterns. The universal scientific consensus on the primary drivers of water scarcity. The straightforward availability of data on water usage across all sectors.
Q14. Environmental history acknowledges the role of _____ in shaping human-environment relations.

Only economic factors Only technological advancements Cultural, social, political, and economic factors Only natural disasters
Q15. A solution with a pH of 3 is how many times more acidic than a solution with a pH of 5?

2 10 100 1000
Q16. What does 'intergenerational equity' mean in the context of sustainable development?

Fairness among people living today Fairness between current and future generations Economic growth at any cost Environmental protection over social needs
Q17. What is the primary role of a charge controller in a solar PV system?

Converts DC to AC Regulates the voltage and current from the solar panels to the battery Stores electrical energy Maximizes solar energy capture
Q18. The ethical framework of 'environmental pragmatism' suggests that:

Environmental protection should always take precedence over economic development. Environmental values are subjective and should be based on human preferences. Environmental ethics should be practical and context-dependent, seeking workable solutions that balance human and environmental well-being. The intrinsic value of nature is paramount, overriding all other concerns.
Q19. The presence of phragmoplasts during cell division in higher plants is characteristic of which process?

Nuclear division (karyokinesis) Cytoplasmic division (cytokinesis) Meiosis I Meiosis II
Q20. Photosensitization is a process where:

A molecule absorbs light and undergoes a chemical reaction itself. A molecule absorbs light and transfers its energy to another molecule, causing it to react. A molecule undergoes a reaction without absorbing light. A molecule emits light after absorbing it.

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