Question # 1

------------ is use for the cleaning of sewage water.

Choose an answer

Bacteria

Virus

Algae

Fungi

Conversion of Nitrates into nitrogen gas is called.

Choose an answer

Denitrification

Assimilation

Ammonification

Nitrogen fixtation

the type of symbolic association in which partner gets benefits while other is neither benefited nor harmed is called:

Choose an answer

Commensalism

Mutualism

Parasitism

Predation

In an arranged data the value lying in the middle is called:

Choose an answer

Average

Median

Mode

All of them

Buttercup is an example of:

Choose an answer

Wind pollinated flower

Insect pollinated flower

Water pollinated flow

None of these

In retina the photosensitive cells are:

Choose an answer

rods

cones

neurons

both A and B

Length of spinal cord is:

Choose an answer

10 cm

20 cm

30 cm

40 cm

The specific combination of genes in an individual is called.

Choose an answer

Phenotype

Genotype

Karyotype

Phenoopy

How many pairs of homologous chromosomes are present in human body cells:

Choose an answer

22

23

24

25

Aspirine belongs to the group of drugs :

Choose an answer

Synthetic Drugs

Drugs from plant and fungi

Drugs from minerals

Drugs from Bacterai

The conversion of ammonia to nitrates is carried out by soil bacteria. This process is called.

Choose an answer

Nitrification

Denitrification

Nitrogen fixation

Assimilation

Which kind of blood vessels are present around the alveoli?

Choose an answer

Artery

Capillary

Arteriole

Veins

Effective against brain and lungs cancer.

Choose an answer

Beta Endorphin

Interferon

Thymosin

Urokinase

More Classes

Other Links

Biology 10th 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