NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 3402 - 3405 of 3511

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Question number: 3402

» Ecology and Environment » Biodiversity and Its Conservation » Extinction

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Appeared in Year: 2007

MCQ▾

Question

Which one of the following pairs of organisms are exotic species introduced in India? (CBSE)

Choices

Choice (4) Response

a.

Nile perch, Ficus religiosa

b.

Lantana camara, Water hyacinth

c.

Water hyacinth, Prosopis cineraria

d.

Ficus religiosa, Lantana camara

Question number: 3403

» Ecology and Environment » Organisms and Environment » Population and Ecological Adaptations

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Appeared in Year: 2009

MCQ▾

Question

The correct sequence of plants in a hydrosere is: - (CBSE)

Choices

Choice (4) Response

a.

Oak → Lantana → Scirpus → Pistia → Hydrilla → Volvox

b.

Oak → Lantana → Volvox → Hydrilla → Pistia → Scirpus

c.

Pistia → Volvox → Scirpus → Hydrilla → Oak → Lantana

d.

Volvox → Hydrilla → Pistia → Scirpus → Lantana → Oak

Question number: 3404

» Ecology and Environment » Environmental Issues » Solid Waste Management

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Appeared in Year: 2010

MCQ▾

Question

Select the correct statement from the following: (CBSE)

Choices

Choice (4) Response

a.

Biogas is produced by the activity of aerobic bacteria on animal waste

b.

Biogas commonly called Gobar gas, is pure methane

c.

Activated sludge-sediment in settlement tanks of sewage treatment plant is a rich source of aerobic bacteria

d.

Methanobacterium is an aerobic bacterium found in rumen of cattle

Question number: 3405

» Ecology and Environment » Environmental Issues » Ozone Depletion

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Appeared in Year: 2006

MCQ▾

Question

Montreal Protocol which calls for appropriate action to protect the ozone layer from human activities was passed in the year (CBSE)

Choices

Choice (4) Response

a.

1986

b.

1987

c.

1985

d.

1988