NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 2114 - 2119 of 3511

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Question number: 2114

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

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Appeared in Year: 2004

MCQ▾

Question

Common indicator organism of water pollution is [CBSE PM/PD]

Choices

Choice (4) Response

a.

Lemna pancicostata

b.

Eichhornia crassipes

c.

Escherichia coli

d.

Entamoeba histolytica

Question number: 2115

» Diversity in Living World » Five Kingdom Classification » Plant Group - Algae

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Appeared in Year: 2004

MCQ▾

Question

Which one of the following pairs is not correctly matched? [CBSE PM/PD]

Choices

Choice (4) Response

a.

Serratia - Drug addiction

b.

Rhizobium - Bio fertilizer

c.

Spirulina - Single cell protein

d.

Streptomyces - Antibiotic

Question number: 2116

» Diversity in Living World » Five Kingdom Classification » Plant Group - Algae

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Appeared in Year: 2004

MCQ▾

Question

A free living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is [CBSE PM/PD]

Choices

Choice (4) Response

a.

Nostoc

b.

Chlorella

c.

Tolypothhx

d.

Anabaena

Question number: 2117

» Diversity in Living World » Five Kingdom Classification » Plant Group - Pteridophytes

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Appeared in Year: 2004

MCQ▾

Question

Which of the following propagates through leaf-tip? [CBSE PM/PD]

Choices

Choice (4) Response

a.

Moss

b.

Walking fern

c.

Sprout-leaf plant

d.

Marchantia

Question number: 2118

» Diversity in Living World » Five Kingdom Classification » Plant Group - Algae

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Appeared in Year: 2005

MCQ▾

Question

Auxospores and Hormocysts are formed, respectively, by: [CBSE PM/PD]

Choices

Choice (4) Response

a.

Some diatoms and several cyanobacteria

b.

Several diatoms and a few cyanobacteria

c.

Several cyanobacteria and several diatoms

d.

Some cyanobacteria and many diatoms

Question number: 2119

» Diversity in Living World » What is Living? » Concept of Species and Taxonomical Hierarchy

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Appeared in Year: 2005

MCQ▾

Question

Which of the following is not true for a species? [CBSE PM/PD]

Choices

Choice (4) Response

a.

Variations occur among members of a species

b.

Members of a species can interbreed

c.

Each species is reproductively isolated from every other species

d.

Gene flow does not occur between the populations of a species