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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
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
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
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 |