Biology | Biology in Everyday life

Practice Biology | Biology in Everyday life on Bissoy — browse topics below and open any question.

Questions

Which of the following statements is true?

ক

During the Second World War, all Japanese-Americans were moved to camps

খ

During the Second World War, no Japanese -American was put into a camp

গ

During the Second World War ,all Japanese Americans from the coast states were moved into camps

ঘ

After the Second World War, Japanese- Americans could easily go back home on the west coast

Which of the following has the highest calorific value?

ক

Sub-bituminous

খ

Anthracite

গ

Lignite

ঘ

Peat

Soil erosion can be prevented by

ক

Removal of vegetation

খ

Overgrazing

গ

Afforestation

ঘ

Increasing bird population

Who proposed five kingdom classification?

ক

Ernst Mayr

খ

R. H. Whittaker

গ

M. W. Beijerinck

ঘ

4) D. I. Ivanovsky

Which of the following is biodegradable?

ক

Cattle dung

খ

Aluminium cans

গ

Plastics

ঘ

D.D.T

Which of the following organisms fix nitrogen in aquatic ecosystems?

ক

Fungi

খ

Chemoautotrophs

গ

Cyanobacteria

ঘ

Phytoplankton

Which of the following pigments causes the red colour in onions?

ক

Carotenoids

খ

Anthocyanins

গ

Chlorophylls

ঘ

Betalains

Heroin is obtained from

ক

Indian hemp

খ

Opium poppy

গ

Tobacco

ঘ

Areca nut

Which one of the following is an antibiotic drug?

ক

Quinine

খ

Sulphaguanidine

গ

Chloramphenicol

ঘ

None of the above

In which of the following departments of a hospital will 'Cath lab' be found?

ক

Pathology

খ

Surgery

গ

Cardiology

ঘ

Nuclear Medicine