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NEET Biology Solved Question Paper 2010

Multiple Choice Questions

41.

In which type of reactions related to plant photosynthesis peroxisomes are involved?

Glycolate cycle
Calvin cycle
Bacterial photosynthesis
Glyoxylate cycle

42.

'Water vascular' system is found in

sea-anemone
sea-pen
sea-cucumber
sea-horse

43.

Lichens are described as indicator of

air pollution
water pollution
soil pollution
agriculture productivity

44.

Most abundant mineral of animal body is

iron (Fe)
sodium (Na)
potassium (K)
calcium (Ca)

45.

Retrogressive metamorphosis occurs in

Hemichordata
Cephalochordata
Urochordata
Vertebrata

46.

'Organ of Jacobson' helps in

touch
vision
smell
hear

47.

Cysticercus stage is formed in

Taenia
Plasmodium
Leishmania
Wuchereria

48.
The hormone responsible for 'Fight and Flight' response is

adrenalin

thyroxin

ADH

oxytocin

adrenalin

Adrenalin is a natural stimulant made in the adrenal gland of the kidney. Its biological name is epinephrine. Adrenalin is carried in the blood stream and affects the autonomous nervous system, which control functions such as, the heart rate, dialation of the pupils and secretion of sweat and saliva. Adrenalin is the body's activator and is released in response to anxiety.