Question # 1

The _______is a major component of plant cell walls.

Choose an answer

Chitin

Peptidoglycan

Cellulose

Cholesterol

There are _______ micrometers in one millimeter.

Choose an answer

10

100

1000

1000000

_____________ modified the Whittaker system.

Choose an answer

Aristotle

Margulies

Sachwartz

Both a and b

Which one of the following is correct sequence in biological method?

Choose an answer

Observations, Hypothesis , Law, Theory

Hypothesis, observations, Deductions , Experimentation

Observations, hypothesis, Deduction, Experimentation

Law, Theory , Deduction, Observations

The element mostly present in an individual is

Choose an answer

Nitrogen

Carbon

Oxygen

Hydrogen

One complete cardiac cycle takes ......... second .

Choose an answer

0.2 sec

0.5 sec

0.8 sec

0.9 sec

Which of the following is a function of human blood?

Choose an answer

It regulates body temperature

It transports wastes

It provides defence

All of the above

.......... is the most abundant .

Choose an answer

Chlorophyll a

Chlorophyll b

Chlorophyll c

Chlorophyll d

The _________ is a major component of plant cell walls.

Choose an answer

Chitin

Peptiodglycan

Cellulose

Cholesterol

Plants are classified on the basis of _____________

Choose an answer

Environmental conditions

Anatomy

Colour of flowers

All of the above

The that is needed to initiate chemical reaction that energy is called ................... . energy.

Choose an answer

Kinetic

Potential

Activation

None

ABO blood group system was discovered by:

Choose an answer

T.H Morgan

Hans krebs

Winhelm kuhne

Karl landsteiner

There are about ____________ different kind of vertebrates on earth.

Choose an answer

12,000,00

47,000

12,000

47,500

More Classes

Other Links

Biology 9th Class English Medium Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer