Question # 1

Leuocoplasts are colourless, _______________ shaped.

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Circular

Centrosome

Deutrosome

Protosome

An enzyme, which breaks down starch is:

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Protease

Amylase

Tripsn

Lipase

The double membrane enveloped of chloroplast surrounds a large ventral space called ............ .

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Strome

Grana

Intergrane

Thylakoid

Which event distinguishes meiosis from mitosis?

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Condensation of chromosomes

Loss of the nuclear membrane

Formation of metaphase plate

Pairing of homologous chromosomes

What is the effect of change in pH?

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Digradation of amino acids at active sites

Ionization of amino acids at active sites

Formation of new amino acids at active sites

All of these

In which of the following steps of respiration, CO2 is produced?

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Glycolysis

Krebs cycle

Electron trransport

All of these

When fibrinogen makes blood clot,it separates from blood and the remainder is called:

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Plasma

Lymph

Serum

Puss

RNA, ribosomes and enzyme are synthesized during .............. .

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G2-phase

S-phase

G1-phase

Inretphase

ABO blood group system was discovered by:

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T.H Morgan

Hans krebs

Winhelm kuhne

Karl landsteiner

The percentage of inorganic salts and in the plasma is:

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0.6

0.7

0.8

0.9

Scientific law is interchangeable with :

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Hypothesis

Theory

Deduction

Observation

............... is an essential requirement of photosynthesis.

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CO2

H2O

O2

All

It deals with compounds of linving organism.

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Biophysics

Biochemisty

Bio economics

Biometery

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