Tag: geography

Questions Related to geography

Typhoid, diarrhea, dysentery, cholera etc are generally spread by ______________.

  1. mosquitoes

  2. housefly

  3. sandfly

  4. rodents


Correct Option: B
Explanation:

Housefly feed on waste, excreta, and garbage which contains the infectious disease-causing germs. Houseflies became the carrier of these pathogens and they get entered in our body through the food we eat or water we drink since houseflies feed and sit on eatable items.

Various diseases spread on an epidemic scale due to waste accumulation on land and water bodies.

  1. True

  2. False


Correct Option: A
Explanation:

Open waste on land and water bodies is the root of infection and habitat for diseases. The waste that remains open and untreated on land and in water bodies pollute the very sources whereby living beings sustain, the pollutants emitting out of such waste is released in the air, pollute soil which grows crops, make the environment filthy and water undrinkable which when consumed leads to the diseases on a large scale.

What does the word 'pollute' means?

  1. To Degarde

  2. To Accumulate

  3. To Grow

  4. None of these


Correct Option: A
Explanation:

The term pollute means to degrade. It means to contaminate water, air, land, and soil with harmful substances. The substances that adversely affect our nature and deteriorate the natural balance of the Earth.

What is use and throw concept?

  1. Practice of testing things

  2. Practice of discarding things after using them once

  3. Practice of composting

  4. None of these


Correct Option: B
Explanation:

Use and throw is the concept of using a thing to its utility one time and discarding it thereafter. These products are generally made for that purpose so that once used cannot be brought into further use again such as blades, surgical masks, etc.

Pollution is caused entirely or partly due to ______ actions of human beings.

  1. Direct

  2. Indirect

  3. Both A and B

  4. None


Correct Option: C
Explanation:

Human impact on the environment or anthropogenic impact on the environment includes changes to biophysical environments and ecosystems, biodiversity, and natural resources caused directly or indirectly by humans, including global warming, environmental degradation (such as ocean acidification), mass extinction and biodiversity loss, ecological crisis, and ecological collapse.

Which of the following monuments are affected by acid rain?

  1. The Taj Mahal

  2. Colosseum of Rome

  3. The Leaning Tower of Pisa

  4. All of these


Correct Option: D

Accumulated solid wastes when left uncared, start ________.

  1. Composting

  2. Decomposing

  3. Both A and B

  4. None of these


Correct Option: B
Explanation:

Solid waste which gets accumulated, untreated and uncared start decomposing in the environment that is breaking down of the solid organic waste in nature by the action of microorganisms.

_____ is any material that is unused and rejected as worthless and unwanted.

  1. Dung

  2. Waste

  3. Compost

  4. None of these


Correct Option: B
Explanation:

Waste is a matter which is discarded after primary use and is rejected because either it becomes useless or worthless of bringing into the use for the purpose it was so made. There are several types of waste depending upon their source such as domestic waste which includes household materials, industrial waste including manufacturing waste, radioactive waste, etc.

Increase in the concentration of pollutants in higher trophic levels is known as _________________.

  1. biomagnification

  2. bio-accumulation

  3. biodegradation

  4. recycling


Correct Option: B
Explanation:

Bio-accumulation means the accumulation or enrichment of the contaminants or chemical substances into an organism that occurs by the process of absorption which occurs at a faster rate than that of excretion.

Accumulated waste impacts _________.

  1. Environment

  2. Animals

  3. Humans

  4. All of the above


Correct Option: D
Explanation:

Accumulated waste which is left untreated and uncared is harmful to the environment as it starts degrading in the open atmosphere by the action of microorganisms, some of the waste is eaten by stray animals which causes a problem in their functions as it consists of harmful elements such as acids, polythene, etc. The foul smell generating out of accumulated waste cause breathing problem in humans and air pollution. This waste dissolves in water bodies and form part of land making soil unusable and infertile and water harmful for drinking.