Atmosphere MCQs - Everyday Science Practice | PakExamPoint
Practise Atmosphere MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Atmosphere MCQs and revision practice
Study Atmosphere through multiple-choice questions in Everyday Science. This subtopic contains 291 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
Use these Atmosphere MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.
فضائی آلودگی کی بڑھتی ہوئی سطح کا نتیجہ کیا ہوتا ہے؟
A. Soil erosion
B. Respiratory problems
C. All of the above
D. None of these
E. Global warming
Check answer and explanation
Answer: Respiratory problems
Explanation Air pollutants such as ozone and particulate matter (PM) increase the amount and seriousness of lung and heart disease and other health problems. AGM 02.05.2023
Explanation Energy has been around since the dawn of time. The first source of energy was the sun , as it provided heat and light during the day. Energy generation in stars is due to nuclear fusion.
بیفورٹ پیمانہ کس پیمائش کے لیے استعمال کیا جاتا ہے۔
A. air pressure
B. humnidity
C. wind direction
D. wind velocity
Check answer and explanation
Answer: wind velocity
Explanation The Beaufort scale is used to measure and detail the consequences of different wind speeds on objects on land or at sea. The Beaufort numbers in the Beaufort scale are arranged from 0 to 12 t o represent the wind strength from calm (force 0) to the hurricane ( force 12). ND17-7-2023
Explanation Soil pollution is primarily caused by acid rain. A cid rain contains pollutants like sulfuric and nitric acids, which can degrade soil quality by altering its pH and harming plant life.
پودوں اور جانوروں کے گلنے کی شرح مندرجہ ذیل میں سے کس رہائش گاہ میں سب سے کم ہے؟
A. Grassland
B. Desert
C. Rainforest
D. None of these
Check answer and explanation
Answer: Desert
Explanation Decomposition is slow in deserts due to low moisture and extreme temperatures. Lack of water limits microbial activity , reducing the breakdown of organic matter.
جب سمندری لہریں پہاڑ کی بنیاد کو ختم کردیتی ہیں تو ، پہاڑ میں گہری افسردگی پیدا ہوتی ہے ، اس طرح کے افسردگیوں کو ______ کہتے ہیں؟
A. Sea Bluff
B. Sea Caves
C. Sea Arches
D. Sea Cliff
Check answer and explanation
Answer: Sea Caves
Explanation Sea caves are formed when sea waves erode the base of a cliff, creating deep depressions in the rock. These caves are typically shaped by the continuous action of water eroding the rock over time.
خطے کی آب و ہوا کا تعین کرنے والا اہم عنصر کون سا ہے؟
A. Longitude
B. Temperature
C. latitude
D. Humidity index
Check answer and explanation
Answer: latitude
Explanation The main factor determining a region's climate is latitude. The elements affecting the climate are latitude, altitude and pressure and winds, distance from the sea (continentality), ocean currents, and relief features . Latitude and altitude: The most important climatic control is latitude. Latitude affects the temperature of a place SH3-8-2023
مٹی میں رہنے والے کیڑے، بیکٹیریا، چھوٹے جانور اور پھپھوند پودوں اور جانوروں کے مردہ بوسیدہ جسموں کو خوراک ______ کہتے ہیں؟
A. Producers
B. Consumers
C. None
D. Decomposers
Check answer and explanation
Answer: Decomposers
Explanation Decomposers are organisms that break down dead organic matter, releasing nutrients back into the ecosystem. This includes insects, bacteria, fungi, and small animals that feed on dead decaying bodies of plants and animals .
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