NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 3411 - 3414 of 3511

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Question number: 3411

» Ecology and Environment » Environmental Issues » Ozone Depletion

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Appeared in Year: 2009

MCQ▾

Question

Montreal Protocol aims at: - (CBSE)

Choices

Choice (4) Response

a.

Biodiversity conservation

b.

Control of CO2 emission

c.

Control of water pollution

d.

Reduction of ozone depleting substances

Question number: 3412

» Ecology and Environment » Environmental Issues » Greenhouse Effect and Global Warning

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Appeared in Year: 2005

Matching-Pair▾

Question

Find matching pair:

Choices

Choice (4) Response

a.

Kyoto Protocol (CBSE)

Climatic change

b.

Montreal Protocol

Global warming

c.

Basal Convention

Biodiversity Conservation

d.

Ramsar Convention

Ground water pollution

Question number: 3413

» Ecology and Environment » Environmental Issues » Agrochemicals and Their Effects

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Appeared in Year: 2010

MCQ▾

Question

dB is a standard abbreviation used for the quantitative expression of: (CBSE)

Choices

Choice (4) Response

a.

The dominant Bacillus in a culture

b.

A certain pesticide

c.

The density of bacteria in a medium

d.

A particular pollutant

Question number: 3414

» Ecology and Environment » Environmental Issues » Water Pollution and Its Control

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Appeared in Year: 2008

MCQ▾

Question

A lake near a village suffered heavy mortality of fishes within a few days. Consider the following reasons for this? (CBSE)

  1. Lots of urea and phosphate fertilizer were used in the crops in the vicinity
  2. The area was sprayed with DDT by an aircraft
  3. The lake water turned green and stinky
  4. Phytoplankton populations in the lake declined initially thereby greatly reducing photosynthesis.

Which two of the above were the main causes of fish mortality in the lake?

Choices

Choice (4) Response

a.

2,3

b.

1,2

c.

1,3

d.

3,4