Inflammation response in allergy is caused by release of one of t

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


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


B.

histamine

An infection or allergy ortissue injury usually causes redness, swelling, pain and production of heat that may result in fever. Such an expression is locatized and is called inflammatory response, which is due to release of certain chemicals such as histamines and prostaglandins, by the damaged mast cells.


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40.

Phase of menstrual cycle when ovulation occurs in

  • luteal

  • menstural

  • proliferative

  • resting


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