Question # 1

Scientists noticed that persons living near marshy areas were most likely suffered from malaria. They will considered this fact as

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Problem

Hypothesis

Observation

Experiment

A gardener sees a large snake nearby. he knows generally snakes sting, so the gardener ran away. The gardener did which of the following?

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Used reasoning

Used observation

Constructed a theory

Tested a hypothesis

krebs cycle occurs in ................. .

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Cytoplasm

Mitochondria

Lysosome

Nucleus

Ronald Ross was a ____________ army physician.

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British

American

German

Chinese

The concentration of carbon dioxide in the environment is:

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0.3%

0.03%

3%

3.01%

Leeuwenhoek magnified pond water___________ times.

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100

200

300

400

The smallest cells of bacteria are celled:

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Plasmodesmata

Plasma membrane

Mycoplasms

Plasmolysis

Which one of these elements has the highest percentage in livhg organisms.

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Carbon

Hydrogen

Oxygen

Nitrogen

Magnification of electron microscope is:

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2500 x

250,000 x

25000 x

None

Prokaryotic ribosomes is ...................

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20s

30

70s

80s

____________ is believed to have died of malaria.

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Aristotle

Alexander

Laveran

Genghis khan

In most plants, the food is transported in the form of:

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Glucose

Sucrose

Starch

Proteins

Anaerobic respiration is of ......... types.

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Two

Three

Four

Five

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Biology 9th Class English Medium Online Test MCQs With Answers

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