Questions by admin

Read the following statementsi. Aerobic heterotrophic bacteria uses organic matter for carbon source and energy source.ii. Aerobic heterotrophic bacteria uses carbon diox...

Which of the following is true according to the Central Pollution Control Board $\text{(CPCB)}$, Government of India's notification issued in the year $2009$?$24$ hour av...

The sub index values of $\mathrm{NO}_{2}, \mathrm{SO}_{2}$ and $\mathrm{PM}_{10}$ are $80,80$ and $100$, respectively. According to the National Air Quality Index $\text{...

Which of the following is NOT a designated waste category under Bio-medical Waste Management Rules, $2016$ of Government of India?YellowGreenRedBlue

Consider the following waste categoriesi) Domestic Hazardous Wasteii) Nuclear Wasteiii) Sludge from wet scrubbers of hazardous waste treatment processesiv) Chromium beari...

Match the followingPlastic typeCommon applicationsP. High-density polyethylene (HDPE)(i) Garbage bags, bubble packagingQ. Low-density polyethylene (LDPE)(ii) Pharmaceutic...

Place the following international conventions/conferences/protocols/declarations in the chronological order $\text{(oldest to latest)}$ of their happeningi) United Nation...

The correct ascending order of the following greenhouse gases with respect to their global warming potential relative to $\mathrm{CO}_2$ in the time horizon of $100$ year...

Read the following statements with reference to the Kyoto Protocol on Climate Changei) Each signatory (country) has common and equal responsibility.ii) Clean development ...

Read the following statementsI. In environmental laws, the polluter pays principle is enacted to make the polluter responsible for paying for the damage done to the natur...

Read the following statementsI. The goal of Life Cycle Analysis (LCA) is to assess the environmental impact of products from a system perspective and to identify possible...

For the following major Indian environmental actsi) Environmental Protection Actii) Water Act (Prevention and Control of Pollution)iii) Air Act (Prevention and Control of...

The kinematic viscosity of glycerin and kerosene are $1.2$ times and $0.95$ times of that of water, respectively. Glycerin and kerosene flow through two identical porous...

A researcher compiled the following information about the performance of a kit in an outbreakInfection stateKit responseDisease (probability =0.002)Positive response (pro...

The critical depth in a $2 \mathrm{~m}$ wide rectangular channel carrying a discharge of $10 \mathrm{~m}^{3} / \mathrm{s}$ and taking value of acceleration due to gravity...

The ratio of the moles of $\mathrm{CO}_2$ evolved to the moles of $\mathrm{O}_2$ consumed in respiration also called the respiratory quotient, is calculated for a carbohy...

The value of $\frac{4}{\pi} \int_{0}^{\pi / 2} \sin ^{2} x d x$ is ___ ____ $\text{(rounded off to two decimal places)}$.

An S-hydrograph was prepared for a catchment of $240 \mathrm{~km}^2$ using 3-hour unit hydrograph $(1 \mathrm{~cm}$ rainfall excess). The equilibrium discharge for the S-...

River water containing two types of spherical suspended particles $\text{(clay particles, metal particles)}$ is retained in a sedimentation tank. The clay particles havin...