Daily Free Quiz Competition|Online GK Question and Answers on Life Science Quiz For Sarkari Naukri In English & Hindi

Q1 How many HIV positive infections that are occurring everyday in the world?

6,000

60,000

600,000

1,000,000

Q2 Bombyx mori, that produces fine filaments of silk inside the cocoon, is a

Butterfly

Dipteran (silkworm)

Moth

Mulberry plant hemipteran

Q3 Why was DDT banned which an organ chlorine compound, used first to control malaria, carried in mosquitoes and later to a variety to insect pests?

It brings about a change in sex chromosomes

It persists in the environment and bio-accumulates

It increases its affinity hundred-fold for haemoglobin preventing its coupling with oxygen

All of these

Q4 What is the reason behind the small shrunken scrotal of an adult bulls straying on Delhi roads?

Congenital defect

Negative feedback due to extremely high levels of testosterone

Castration

All of these

Q5 Which of the following components increases the effectiveness of the Photosynthesis process?

Ultraviolet

Red

Blue

Infrared

Q6 What is the weight of human heart?

100 gms

300 gms

800 gms

1000 gms

Q7 Which of the following gland controls the blood pressure?

Thalamus gland

Adrenal gland

Thyroid gland

Pancreas gland

Q8 Which of the following is one of the functions of antigen?

Lowers body temperature

Destroys harmful bacteria

Triggers the immune system

Used as an antidote to poison

Q9 Which of the following is one of the functions of antigen?

Lowers body temperature

Destroys harmful bacteria

Triggers the immune system

Used as an antidote to poison

Q10 Which of the following process that does not involve evolution of CO2?

Combustion

Respiration

Fermentation

Photosynthesis

Latest Alerts

Contact Us

Gk Question And Answers On Life Science