NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 3449 - 3453 of 3511

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Question number: 3449

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

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Appeared in Year: 2002

MCQ▾

Question

Which of the following is absent in polluted water: (CBSE)

Choices

Choice (4) Response

a.

Water hyacinth

b.

Blue green algae

c.

Hydrilla

d.

Larva of stone fly

Question number: 3450

» Ecology and Environment » Biodiversity and Its Conservation » Extinction

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Appeared in Year: 2001

MCQ▾

Question

Occurrence of endemic species in South America and Australia due to: - (CBSE)

Choices

Choice (4) Response

a.

There species has been extinct from other regions

b.

These is no terrestrial route to these places

c.

Continental separation

d.

Retrogressive evolution

Question number: 3451

» Ecology and Environment » Biodiversity and Its Conservation » Endangered Organisms

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Appeared in Year: 2005

MCQ▾

Question

According to IUCN Red List, what is the status of Red Panda (Ailurus fulgens) ? (CBSE)

Choices

Choice (4) Response

a.

Extinct species

b.

Endangered species

c.

Vulnerable species

d.

Critically endangered species

Question number: 3452

» Ecology and Environment » Environmental Issues » Deforestation

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Appeared in Year: 2009

MCQ▾

Question

Chipko movement was launched for the protection of: (CBSE)

Choices

Choice (4) Response

a.

Livestock

b.

Grasslands

c.

Forests

d.

Wet lands

Question number: 3453

» Ecology and Environment » Ecosystem » Energy Flow

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Appeared in Year: 2010

MCQ▾

Question

Which two of the, following changes (a-d) usually tend to occur in the plain dwellers when they move to high altitudes (3,500 m or more)?

  1. Increase in red blood cell size.
  2. Increase in red blood cell production
  3. Increased breathing rate
  4. Increase in thrombocyte count Changes occurring are: (CBSE)

Choices

Choice (4) Response

a.

(3) and (4)

b.

(1) and (4)

c.

(2) and (3)

d.

(1) and (2)