People and Environment MCQs | People and Environment Short Questions and Answers

41 Biotic environment includes
A Producers
B Decomposers
C Consumers
D All The Above

Answer: All The Above
42 The group of organisms which convert light into food are called
A Decomposers
B Omnivores
C Heterotrophs
D Autotrophs

Answer: Autotrophs
43 Which one the following is not biodegradable?
A Aluminium Foil
B Earthworm
C Vegetables
D Fruits

Answer: Aluminium Foil
44 If waste materials contaminate the source of drinking water which of the following diseases will spread?
A Typhoid
B Malaria
C Anaemia
D Scurvy

Answer: Typhoid
45 Plants are green because of the presence of a pigment called:
A Chlorophyll
B Oxygen
C Glucose
D Nitrogen

Answer: Chlorophyll
46 Medicine of quinine is provided by
A Cinchona Plant
B Money Plant
C Eucalyptus Plant
D None of these

Answer: Cinchona Plant

Assertion (A): In urban areas, smog episodes occur frequently in winters.

Reason (R): In winters, a lot of biomass is burnt by people for heating purposes or to keep themselves warm.

Choose the correct answer from the code given below:
A Both (A) and (R) are true and (R) is the correct explanation of (A)
B Both (A) and (R) are true but (R) is not the correct explanation of (A)
C (A) is true and (R) is false
D Both (A) and (R) are false

Answer: Both (A) and (R) are true but (R) is not the correct explanation of (A)
48 Decomposers include
A Animals
B Bacteria
C Fungi
D Both

Answer: Both
49 An animal that can tolerate the heat of the desert is
A Rats
B Camel
C Lion
D Cow

Answer: Camel