Environment MCQ class 10 NCERT
Below is list of MCQ for Environment chapter. Students are advised to practice all the below given MCQ to get check their understanding of the topic.
1. Environment consists of
(A) Land, air, water
(B) Light, temperature and rainfall
(C) Plants, animals and microbes
(D) All the above.
2.The reason for excessive generation of waste is
(A) Use and throw policy
(B) Increased availability of food
(C) Non-utilisation of all components of
food (D) Increased construction wastes.
3.A biodegradable waste is
(A) Polythene bags
(B) Broken glass and crockery
(C) Livestock waste
(D) Discarded plastic.
4.A non-biodegradable waste is
(A) Garbage
(B) Metallic articles
(C) Sewage
(D) Waste paper.
5.Which one is recyclable waste ?
(A) Paper
(B) Torn clothes
(C) Metallic and plastic discards
(D) All the above.
6.Rag pickers remove
(A) Plastic, polythene, paper and metal
wastes
(B) Rags, cardboard, glass articles
(C) Both (A) and (B)
(D) Food articles.
7.Carcinogenic chemicals produced during
recycling of plastics and polythene are
(A) Formaldehyde
(B) Polycyclic aromatic compounds
(C) Vinyl chloride
(D) Dioxins and furans.
8.Combustible material can be hygienically off through
(A) Dumping
(C) Composting
(B) Incineration
(D) Recycling
9.City garbage can be used to produce
(A) Sewage sludge
(B) Useful articles
(C) Biogas and manure
(D) All the above.
10.Which is abiotic component of ecosystem?
(A) Humus
(B) Bacteria
(C) Plants
(D) Fungi.
11.Who coined the term ecosystem ?
(A) Tansley
(B) Odum
(C) Warming
(D) Darwin.
12.Carnivores represent
(A) Primary consumers
(B) Secondary and tertiary consumers
(C) Reducers
(D) Zooplankton.
13.Amount of energy transferred from one trophic
level to the next is
(A) 1.5%
(2) 10%
(C) 15%
(D) 20%.
14.In every food chain green plants are
(A) Decomposers (B) Producers
(C) Consumers (D) None of the above.
15.Which one is present in maximum number in
an ecosystem?
(A) Herbivores (B) Carnivores
(C) Producers (D) Omnivores.
16.An artificial ecosystem is
(A) Lake
(B) Ocean
(C) Aquarium
(D) Forest.
17.Ozone shield protects us from
(A) Cosmic rays
(B) UV-C
(C) UV-B
(D) Both (B) and (C).
18.The first conference on ozone layer was held
in
(A) 1987
(B) 1989
(C) 1992
(D) 2000.
19.Organisation involved in formulating
programmes for protecting environment is
(A) WHO
(B) UNDP
(C) UNEP
(D) UNICEF
20.Which chemical has been replaced recently
(A) Malathion (B) Chlorofluorocarbons
(C) Chloroform (D) Ethylene dibromide.
Please find MCQ solutions student should first try to attempt without referring to answer then refer answer afterwards. Best of luck for your Exam Keep Practicing.
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