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AIIMS (All India Institute of Medical Sciences) Biology: Questions 353 - 357 of 467

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Question 353

Appeared in Year: 2002

Question

MCQ▾

Path of energy flow in an ecosystem is: [MPPMT]

Choices

Choice (4)Response

a.

Producer ⇾ carnivorous ⇾ herbivorous ⇾ decomposer

b.

Producer ⇾ herbivorous ⇾ carnivorous ⇾ decomposer

c.

Herbivorous ⇾ carnivorous ⇾ producer ⇾ decomposer

d.

Herbivorous ⇾ producer ⇾ carnivorous ⇾ decomposer

Question 354

Appeared in Year: 2005

Question

MCQ▾

Which one of the following statements pertaining to pollutants is correct -

Choices

Choice (4)Response

a.

Excess fluoride in drinking water causes osteoporosis

b.

Excess cadmium in drinking water causes black foot disease

c.

DDT is a non-biodegradable pollutant

d.

Methylmercury in water may cause “Itai Itai” disease

Question 355

Human Circulatory System-Structure of Human Heart and Blood Vessels

Question

MCQ▾

Heart beat are controlled by a nodal tissue which is composed of

Choices

Choice (4)Response

a.

Purkinje fibres

b.

Telodendrites

c.

Collagen fibres

d.

Myonemes

Question 356

Agrochemicals and Their Effects

Appeared in Year: 2004

Question

MCQ▾

Minamata disease was caused due to the consumption of

Choices

Choice (4)Response

a.

Fish contaminated with mercury.

b.

Oysters with lot of pesticide

c.

Sea food containing lot of cadmium

d.

Sea food contaminated with selenium

Question 357

Productivity and Decomposition

Appeared in Year: 2003

Question

MCQ▾

Mr. X is eating curd/yoghurt. For this food intake in a food chain he should be considered as occupying

Choices

Choice (4)Response

a.

Second trophic level

b.

Third trophic level

c.

Fourth trophic level

d.

First trophic level

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