Environmental Science and Ecology - Comprehensive Mock Test 18

Question 171 Easy

Earth summit was held in?

A) Stockholm in 1972 B) Rio de Jeneiro in 1992 C) Paris in 1992 D) New York in 1972

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Question 172 Easy

Acid rain contains?

A) sulphuric acid B) nitric acid C) both a and b D) sulphuric acid, nitric acid and hydrochloric acid

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Question 173 Easy

Lead poisoning?

A) reduces O2 carrying capacity of haemoglobin in blood B) increases O2 carrying capacity of haemoglobin in blood C) reduces O2 carrying capacity of myoglobin in muscles D) increases O2 carrying capacity of myoglobin in muscles

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Question 174 Easy

Heavy dust can cause?

A) leaf blights B) opening of stomata C) closure of stomata D) browning of leaves

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Question 175 Medium

Which of the following is the best indicator of SO2 pollution?

A) bryophyte B) pteridophyte C) Lichen D) algae

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Question 176 Medium

Viable material of endangered species can be preserved by?

A) Gene bank B) Gene library C) Gene pool D) Herbarium

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Question 177 Medium

What is the major cause of diminishing wildlife number?

A) Felling of trees B) Cannibalism C) Habitat destruction D) Paucity of drinking water

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Question 178 Easy

Red Data Book Provides data on?

A) Red flowered plants B) Red colored fishes C) Lists of plants and animals D) Endangered plants and animals

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Question 179 Easy

When is the World Wildlife week ?

A) First week of September B) Last week of September C) First week of October D) Last week of October

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Question 180 Medium

Biosphere reserve project was initiated in India during?

A) 1986 B) 1984 C) 1989 D) 1985

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