< 2.5 micrometers — Particulate matter ≤2.5 micrometers.

Tigers and elephants — Tigers, elephants, Nilgiri langur.

Sum of all ecosystems — All life zones on Earth.

Amazon — Amazon Basin — 5.5 million sq km.

Myelin damage — Autoimmune — CNS myelin.

B12 — Vitamin B12 deficiency.

Graduate Level Beat Forest Officer Prep

Beat Forest Officer Practice — Set 06

Test your knowledge on PM2.5 size and World Environment Day. This 100-question quiz covers environmental science and sustainable development. Free.

▶ മലയാളത്തിൽ എടുക്കുക

Beat Forest Officer Practice — Set 06

100 questions · 75 minutes

75:00

Q1.PM2.5 size:‌‍

A. < 2.5 micrometers B. 25 um C. 2.5 cm D. 2.5 mm

Q2.When is World Environment Day observed?‌‍

A. 22 Mar B. 22 Apr C. 5 Jun D. 16 Sep

Q3.Sustainable Development was defined by Brundtland Commission (1987) as:‌‍

A. Meeting present needs without compromising future generations B. Economic growth C. Zero growth D. Environmentalism only

Q4.Biodiversity refers to:

A. Variety of life forms at all levels (genetic, species, ecosystem) B. Only number of animals C. Only plants D. Endangered species only

Q5.Tropical deciduous forests also called:‌‍

A. Mangrove B. Alpine C. Monsoon forests D. Rainforest

Q6.The amount of sun's energy reaching Earth's surface is called:‌‍

A. Advection B. Insolation C. Radiation D. Convection

Q7.Periyar saves:‌‍

A. Hornbill only B. Rhino C. Tigers and elephants D. Lion

Q8.Where is Dachigam National Park located?‌‍

A. J&K (Hangul) B. HP C. Sikkim D. UK

Q9.When was the Forest Rights Act enacted?‌‍

A. 2005 B. 2006 C. 2013 D. 2010

Q10.Keoladeo (Bharatpur):‌‍

A. Bird sanctuary, Rajasthan B. Tiger C. Reptile D. Mammals

Q11.What is biomagnification?‌‍

A. Toxin accumulation up food chain B. Reduction C. Nutrient flow D. No effect

Q12.Gir National Park famous for:‌‍

A. Elephant B. Asiatic Lion C. Rhinoceros D. Bengal Tiger

Q13.Biosphere:

A. Sum of all ecosystems B. Only plants C. Atmosphere D. Hydrosphere

Q14.Largest rainforest:‌‍

A. Daintree B. Congo C. Valdivian D. Amazon

Q15.The Chipko Movement for forest protection in the Himalayas was led by:‌‍

A. Sunderlal Bahuguna B. Medha Patkar C. Vandana Shiva D. Baba Amte

Q16.Multiple sclerosis:‌‍

A. Muscle B. Blood C. Myelin damage D. Bone

Q17.Haemoglobin function:‌‍

A. Clotting B. Oxygen transport C. Digestion D. Immunity

Q18.Normal human body temperature is:‌‍

A. 36°C B. 37°C C. 38°C D. 39°C

Q19.Dengue fever is caused by:

A. Bacteria B. Virus C. Fungi D. Not produced by an infective agent

Q20.The main nitrogenous waste in human urine is:

A. Ammonia B. Urea C. Uric acid D. Creatinine

Q21.The green pigment in plants is:‌‍

A. Haemoglobin B. Melanin C. Chlorophyll D. Carotene

Q22.Test cross is between:

A. Two dominants B. F1 hybrid × homozygous recessive C. Two heterozygotes D. Two recessives

Q23.Cones in the retina provide:

A. Night vision B. Colour vision in bright light C. Depth perception only D. Peripheral vision

Q24.Bladder capacity:‌‍

A. 5 L B. 500 ml C. 100 ml D. 1 L

Q25.Pernicious anaemia:‌‍

A. B6 B. B12 C. C D. B1

Q26.How many hours is Indian Standard Time (IST) ahead of GMT?‌‍

A. 5.5 hrs B. 4 hrs C. 6 hrs D. 3 hrs

Q27.What does Charles Horton Cooley's concept 'looking-glass self' mean?‌‍

A. Self-reflection in mirrors B. We develop self-image through others' perceptions C. Physical appearance D. Narcissism

Q28.The first human to walk on the Moon (Apollo 11, 1969) was:

A. Buzz Aldrin B. Neil Armstrong C. Michael Collins D. Yuri Gagarin

Q29.Doordarshan began:‌‍

A. 15 Sept 1959 B. 1947 C. 2000 D. 1991

Q30.Karl Marx and Engels published 'Communist Manifesto' in:‌‍

A. 1867 B. 1848 C. 1917 D. 1789

Q31.What is E. Sreedharan famously known as?‌‍

A. Literature B. Film C. Politics D. Metro Man of India

Q32.Which services does the UMANG app provide under Digital India?‌‍

A. Digital land records only B. AI chatbot assistance C. Unified payment interface D. e-Governance services on mobile

Q33.What does Howard Gardner's theory of multiple intelligences propose?‌‍

A. Linguistic, Logical-mathematical, Spatial, Musical, Bodily-kinesthetic, Interpersonal, Intrapersonal, Naturalistic (later Existential) B. Only IQ C. Only 3 D. 2

Q34.Who developed Rational Emotive Behavior Therapy (REBT)?‌‍

A. Freud B. Rogers C. Albert Ellis D. Beck

Q35.German unification (1871) was led by:‌‍

A. Goethe B. Bismarck (Prussia) C. Hitler D. Wilhelm I alone

Q36.India mobile subscribers:‌‍

A. ~1.16 billion B. 2B C. 500M D. 50M

Q37.CM Tamil Nadu:‌‍

A. MK Stalin B. EPS C. Palaniswami D. OPS

Q38.2023 Lokmanya Tilak National Award was given to:‌‍

A. M. Venkaiah Naidu B. Narendra Modi C. Droupadi Murmu D. Amit Shah

Q39.Paris 2024 Olympics duration:‌‍

A. 26 July - 11 Aug B. August only C. Sept D. July only

Q40.India's 2024 General Election phases:‌‍

A. 4 phases B. 7 phases C. 5 phases D. 6 phases

Q41.Bharat Ratna 2024 recipients count:‌‍

A. 5 B. 4 C. 3 D. 6

Q42.Kerala gold smuggling case:‌‍

A. 2018 B. 2019 C. 2022 D. 2020

Q43.First RRTS (Namo Bharat) section:‌‍

A. Delhi-Gurgaon B. Delhi-Jaipur C. Mumbai-Pune D. Delhi-Meerut

Q44.Digital India was launched in:‌‍

A. 2014 B. 2015 C. 2016 D. 2017

Q45.CM Karnataka 2024:‌‍

A. DK Shivakumar B. Siddaramaiah C. Yediyurappa D. Bommai

Q46.Balpakram NP:

A. Meghalaya B. Assam C. Arunachal D. Manipur

Q47.The Sundarbans mangrove forest is located in the delta of:‌‍

A. Godavari B. Krishna C. Ganga-Brahmaputra D. Mahanadi

Q48.Balpakram NP:‌‍

A. Assam B. Arunachal C. Manipur D. Meghalaya

Q49.The largest saltwater lake in India is:‌‍

A. Pulicat B. Chilika C. Sambhar (Rajasthan) D. Kolleru

Q50.Laterite soil is typically found in regions of:‌‍

A. Low rainfall B. Heavy rainfall and high temperature C. Desert areas D. Cold climates

Q51.India-Pakistan border length:‌‍

A. 3,500 km B. 4,000 km C. 2,000 km D. 2,912 km

Q52.Smallest continent:‌‍

A. Africa B. Australia C. Europe D. Antarctica

Q53.Largest producer of rice:

A. West Bengal B. Punjab C. UP D. Andhra Pradesh

Q54.Silent Valley National Park is located in which district?

A. Idukki B. Wayanad C. Palakkad D. Thrissur

Q55.Kerala population 2011:‌‍

A. 3.34 crore B. 3.5 crore C. 4 crore D. 2.5 crore

Q56.Which port in Kerala handles the most cargo?‌‍

A. Vizhinjam B. Beypore C. Azhikkal D. Kochi Port

Q57.Which group of crops correctly represents Kerala's primary cash crops?‌‍

A. Jute only B. Rice, wheat C. Rubber, coconut, tea, coffee, spices D. Cotton, sugarcane

Q58.Kerala's drinking water source primarily:‌‍

A. Rainwater B. Surface water (rivers, reservoirs) C. Desalination D. Groundwater

Q59.The Cochin International Airport is the first in the world to be:‌‍

A. Built on water B. Fully solar powered C. Privately owned D. Underground

Q60.Bhavani river:

A. Kerala (Attappady)-TN B. UP C. MP D. MH

Q61.The Chinese traveller Fa Hien visited India during the reign of:‌‍

A. Ashoka B. Chandragupta II C. Harsha D. Akbar

Q62.Tulsidas wrote:‌‍

A. Gita B. Vinayapatrika C. Ramcharitmanas D. Puranas

Q63.Haryanka dynasty founder:‌‍

A. Ajatashatru B. Udayin C. Shishunaga D. Bimbisara

Q64.The 'Napoleon of India' is:‌‍

A. Chandragupta I B. Samudragupta C. Chandragupta II D. Ashoka

Q65.First Muslim INC president:‌‍

A. Rahimtullah Sayani B. Syed Hassan C. Ajmal Khan D. Badruddin Tyabji

Q66.Vallam Kali (boat race) held on:‌‍

A. Vembanad Lake B. Pamba River C. Punnamada Lake D. Periyar River

Q67.Malappuram formed:‌‍

A. 1969 B. 1980 C. 1956 D. 1990

Q68.Film Awards introduced by Kerala:‌‍

A. 1969 B. 1950 C. 1957 D. 1965

Q69.Malayalam classical status:

A. 2004 B. 2008 C. 2013 D. 2015

Q70.Who is regarded as 'Kerala Hemingway'?

A. M.T. Vasudevan Nair B. Thakazhi Sivasankara Pillai C. C.V. Raman Pillai D. Kurisseri Gopala Pillai

Q71.J&K Reorganisation Act:‌‍

A. 2022 B. 2018 C. 2020 D. 2019

Q72.The 8th Schedule of the Constitution deals with:‌‍

A. Distribution of powers B. Official Languages C. Tribal areas D. Salaries of officials

Q73.Business Advisory Committee:‌‍

A. Only RS B. LS + RS separate C. Only LS D. Joint

Q74.The Gram Sabha consists of:

A. Elected panchayat members B. All registered voters of the village C. Only village elders D. Government officials

Q75.Which part of the Constitution contains provisions on citizenship?‌‍

A. Part I B. Part III C. Part IV D. Part II (Articles 5-11)

Q76.Terminal velocity of a sphere falling through viscous fluid is proportional to:

A. r B. r² C. r³ D. 1/r

Q77.A concave lens has power:‌‍

A. Negative B. Positive C. Zero D. Depends on size only

Q78.Photoelectric effect: photoelectrons are emitted when:‌‍

A. Frequency > threshold (regardless of intensity) B. Temperature high C. Always D. Intensity > threshold

Q79.The amalgam used in dental fillings contains:‌‍

A. Platinum B. Only gold C. Copper D. Mercury mixed with silver/tin

Q80.A redox reaction always involves:

A. Oxidation only B. Reduction only C. Both oxidation and reduction occurring together D. Neither

Q81.If 1 Jan 2024 = Monday, what is 1 March 2024?

A. Thursday B. Friday C. Saturday D. Sunday

Q82.Centuries leap rule:‌‍

A. Divisible by 400 B. Divisible by 100 C. None D. Every 100

Q83.Odd one: Gold, Silver, Diamond, Platinum‌‍

A. Gold B. Silver C. Diamond D. Platinum

Q84.If today is Wednesday, what day was it 100 days ago?‌‍

A. Saturday B. Sunday C. Monday D. Tuesday

Q85.How many 6s in '3641263462106463764' are immediately followed by 4 but NOT preceded by an even number?‌‍

A. 3 B. 4 C. 6 D. 2

Q86.Series: 2, 7, 14, 23, 34, ?

A. 45 B. 47 C. 50 D. 48

Q87.Next in series: 1, 8, 27, 64, ___‌‍

A. 216 B. 343 C. 100 D. 125

Q88.Facing N, turn right 3 times. Now facing:‌‍

A. South B. North C. West D. East

Q89.Largest country by area:‌‍

A. Canada B. USA C. Russia D. China

Q90.Who said 'Man is born free but he is everywhere in chains'?

A. Locke B. Grotius C. Hobbes D. Rousseau

Q91.Id, Ego, Superego (Freud):‌‍

A. Equal functions B. Id (pleasure), Ego (reality), Superego (morality/conscience) C. Unrelated D. Only conscious

Q92.The Abbasid Caliphate (750-1258 CE) had its capital at:‌‍

A. Damascus B. Cairo C. Baghdad D. Medina

Q93.Capital of Turkey:‌‍

A. Izmir B. Istanbul C. Antalya D. Ankara

Q94.Tense — present perfect:

A. I eat B. I have eaten (action completed with present relevance) C. I was eating D. I will eat

Q95.Synonym of IMPASSE:

A. Solution B. Deadlock C. Progress D. Success

Q96.Synonym of HIATUS:‌‍

A. Plenty B. Flow C. Gap D. Continuation

Q97.Synonym of FLAGRANT:‌‍

A. Blatant B. Minor C. Subtle D. Hidden

Q98.Changampuzha Krishna Pillai:‌‍

A. Ramanan B. Only Ramanan C. Political D. Religious

Q99.Who wrote Khasakkinte Ithihasam?‌‍

A. Basheer B. O.V. Vijayan C. Thakazhi D. M.T.

Q100.'Kesavante Vilapangal' is written by:‌‍

A. O.V. Vijayan B. Anand C. Perumbadavam Sreedharan D. M. Mukundan

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