Human Population Quiz | Human Population Short Questions and Answers

Questions
41 When population reaches carrying capacity
A Mortality rate = Birth rate
B Mortality rate > Birth rate
C Mortality rate < Birth rate
D None of these

Answer: Mortality rate = Birth rate
42 When natality is balanced by mortality, there is
A Decrease in population growth
B Zero population growth
C Increase in population growth
D Over population

Answer: Decrease in population growth
43 Use of Cannabis products results in
A Alteration in perception, thoughts and feelings
B Depressed brain activity and feeling of calmness
C Suppressed brain function and relief in pain
D Stimulation of nervous system, increased alertness and activity

Answer: Alteration in perception, thoughts and feelings
44 Unrestricted reproductive capacity is called
A Carrying capacity
B Birth rate
C Fertility
D Biotic potential

Answer: Biotic potential
45 Tranquilliser is drug used for
A Inducing sleep
B Relieving pain
C Giving Soothing effect
D Giving stimulating effect

Answer: Giving Soothing effect
46 The study of population is called
A Demography
B Population explosion
C Population dynamics
D Census

Answer: Demography
47 Stimulant present in Cola, Tea and Cocoa is
A Cocaine
B Caffeine
C Amphetamine
D Tannin

Answer: Caffeine
48 Stimulant cocaine is obtained from
A Rauwolfia
B Erythroxylon
C Papaver
D Eucalyptus

Answer: Erythroxylon
49 Smoking hubble-bubble may spread
A Pulmonary tuberculosis
B Kwashiorkar
C Goitre
D Rickets

Answer: Pulmonary tuberculosis
50 Slow respiration, slow pulse and constriction of pupil occurs due to drug addiction of
A Morphine and opium
B Cocaine and heroin
C Alcohol and thalidomide
D Nicotine and caffeine

Answer: Morphine and opium
51 Select the correct statement
A Morphine is often given to a person who has undergone surgery as a pain killer
B Chewing tobacco lowers blood pressure and heart rate
C Cocaine is given to patients after surgery as it stimulates recovery
D Barbiturates when given to criminals make them tell the truth

Answer: Morphine is often given to a person who has undergone surgery as a pain killer
52 Sedatives and tranquillizers are also termed as
A pain killers
B stimulants
C depressors
D Hallucinogens

Answer: depressors
53 Sedative and tranquillisers are
A Stimulants
B Depressants
C Hallucinogens
D Pain killers

Answer: Depressants
54 Population growth curve in most animals, except humans is
A S-shaped
B J-shaped
C J-shaped with tail
D S-shaped with tail

Answer: S-shaped
55 Population explosion in India has occurred in the last
A 500 years
B 300 years
C 100 years
D 50 years

Answer: 50 years
56 Population approaching carrying capacity will show
A Zero population growth
B Mortality > Natality
C Mortality < Natality
D None of the above

Answer: Zero population growth
57 Papaver album provides one of the following
A Nicotine
B Morphine
C Tannin
D Caffeine

Answer: Morphine
58 Organ most damaged by alcohol is
A Heart
B Cerebrum
C Liver
D Cerebellum

Answer: Liver
59 Opium, opiates and heroin are got from
A Thea
B Theobroma
C Papaver
D Cannabis

Answer: Papaver
60 Opium is got from
A Thea sinensis
B Coffea arabica
C Oryza sativa
D Papaver somniferum

Answer: Papaver somniferum
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