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NEET Biology Solved Question Paper 2009

Multiple Choice Questions

31.

Agar- agar is obtained from

Chlorella
Spirogyra
Ulothrix
Gelidium

32.

Duramen is present in

inner region of secondary wood
part of sap wood
outer region of secondary wood
region of pericycle

33.

In plants, water supply is due to

osmosis
imbibition
guttation
adhesion force

34.

Most of the economically important fibre yielding plants belong to family

Malvaceae
Solanaceae
Cruciferae
Paceae

35.

Paraffin wax is

ester
acid
monohydric alcohol
cholesterol

36.

In cell cycle, during which phase chromosomes are arranged in equatorial plate?

Metaphase
Anaphase
Telophase
Prophase

37.

Spindle fibre is made up of

tubulin
humulin
intermediate filament
flagelin

38.

Induction of flowering by low temperature treatment is

vernalization
cryobiology
photoperiodism
prunning

39.
Edible part of mushroom is

basidiocarp

secondary mycelium

primary mycelium

tertiary mycelium

basidiocarp

Basidiocarp or Sporocarp comprises of cap and stalk together which forms fruiting body. Due to the presence of gills, the members of Agaricaceae family are called Gill or Gilled fungi. These are also fleshy and hence known as fleshy fungi.

Some of these fleshy fungi are edible and hence, are known as mushrooms.