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NEET Biology Solved Question Paper 2009

Multiple 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

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

39.
Inflammation response in allergy is caused by release of one of the following by mast cells

antigenes

histamine

immunogenes

immunoglobulin

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.