Question # 1

Which of the quantitative observation:

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Colour

Smell

Beauty

Height

What would be the best experimental design for testing a hypothesis that bean plants require sodium?

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Measure the amount of sodium in a few bean plants

Grow bean plants with and without sodium

Look for sodium in leaf tissues

Analyze root contents for sodium

Which of the followings is the symptom of malaria?

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Chills

Fevers

Recurring attacks

All

Which one of these in "not" a characteristic of hypothesis?

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Must be consistent with all available data

Must be testable

Must be correct

Must predictions

Ronald Ross was a ____________ army physician.

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British

American

German

Chinese

What would be the best experimental design for testing a hypothesis that bean plants require sodium?

Choose an answer

Measure the amount of sodium in a few bean plants

Grow bean plants with and without sodium

Look for sodium in leaf tissues

Analyze root contents for sodium

Mendal experimented on ____________ plants.

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Potato

Pea

Rose

Pine

Dengue fever is transmitted by

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Culex mosquito

Anopheles mosquito

Aedes mosquito

None of these

The part of mustard plant which yields oil is

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Leaf

Seed

Root

Flower

In man Plasmodium multiplies in the

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Wall of stomach

Blood

Skin

Kidney

Cinchona tree is also known as.

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Guina guina

Quina Quina

Both

None

Scientific law is interchangeable with :

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Hypothesis

Theory

Deduction

Observation

.............. set up the largest land empire ever known.

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Aristotle

Alexander

Laveran

Genghis khan

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Biology 9th Class English Medium Chapter 2 Online Test MCQs With Answers

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