The smallest free living organism is from Biology NEET Year 2009

Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

31.

Which of the following is important source of edible protein?

  • Spirogyra

  • Porphyra

  • spirulina

  • Cephaleuros


32.

The character found only in halophytes is

  • sunken stomata

  • vivipary

  • velamen tissue

  • heterophylly


33.

Which one of the following is a pseudocarp ?

  • Apple

  • Guava

  • Tomato

  • Banana


34.

Largest moss is

  • Pogonatum

  • Funaria

  • Dawsonia

  • Polytrichum


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35.

The smallest free living organism is

  • virus

  • mycoplasma

  • diatom

  • cyanobacterium


B.

mycoplasma

Mycoplasmas are the smallest known aerobic, gram-negative prokaryotes without a cell wall. These are also known as Pleuro Pneumonia Like Organisms (PPLOs). These cause pleuropneumonia in humans and cattles.


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36.

Name the fungus that is edible

  • Penicillium

  • Mucor

  • Rhizopus

  • Morchella


37.

Plant length is increased by

  • apical meristem

  • lateral meristem

  • dermarogen

  • periblem


38.

The mutagenic agent among following is

  • ethyl methane

  • ethylene

  • 2, 4-D

  • IAA


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39.

Inflammation response in allergy is caused by release of one of the following by mast cells

  • antigenes

  • histamine

  • immunogenes

  • immunoglobulin


40.

Phase of menstrual cycle when ovulation occurs in

  • luteal

  • menstural

  • proliferative

  • resting


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