Question # 1

Lysosomes were discovered by:

Choose an answer

Rene de Duve

Robert brown

Schwaan

Louls pastuer

Rough endoplasmic reticulum is the area in a cell where _________ are synthesized.

Choose an answer

Polysacchrides

Proteins

Lipids

DNA

Doforestation by uncontrolled cutting of trees means danger of _____________

Choose an answer

Green House effect

Soil erosion

Both a& b

None

Which group of enzymes breaks up starches and other carbohydrates?

Choose an answer

Proteases

Lipases

Amylases

None of these

Necrosis is death due to ............ cell damage.

Choose an answer

Unexpected

Accidental

Both a & b

None

ATP molecule was discovered by:

Choose an answer

Fritz Lipmann

Calvin

Karl Lohmann

Hans krebs

Logical consequences of hypothesis is,

Choose an answer

Experiment

Deduction

Observations

Theory

What is correct about human red blood cells?

Choose an answer

Have limited life span

Are capable of phagocytosis

Produce antibodies

Are multinucleate

Which of the following process use energy to occur?

Choose an answer

Active transport

passive transport

Osmosis

All of these

Ulcers occur in the :

Choose an answer

Stomach

Duodemum

Esophagus

All

The large intestine is about ................ meters long.

Choose an answer

1.2

1.3

1.4

1.5

Lock and key model was proposed by:

Choose an answer

Emil Fischer

Melcher

Koshland

Saugeo

Cytoplasm is composed of _______________water.

Choose an answer

10%

30%

60%

90%

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