Objective Questions on Pesticide Residues and Toxicology

Solapur-University-M.Sc-AGPM-(Semester-III)-2019-On Pesticide Residues and Toxicology

Sr. No. Questions with multiple options
1. ______ kills the weeds.

(a)    Herbicides

(b)   Fungicides

(c)    Insecticides

(d)   Rodenticides

2. Leaching of pesticides can be increased when ______

(a)    Pesticides is water soluble

(b)   The soil is sandy

(c)    Rain event occurs shortly after spraying

(d)   All the above

3. Continuous increase in concentration of toxicant at successive level in food chain is called ______

(a)    Biomagnification

(b)   Biotransformation

(c)    Bioconversion

(d)   Bioaccumulation

4. The dust particles in the air adsorb the pesticides and then contaminate the water bodies through ______ water.

(a)    Ground

(b)   Run of f

(c)    Rain water

(d)   Capillary water

5. ________ poisoning occurs as a result of repeated small non lethal doses over a long period of time.

(a)    Chronic

(b)   Acute

(c)    Moderate

(d)   Lethal

6. Pesticides enter in the atmosphere due to _____

(a)    Spraying

(b)   Dusting

(c)    Handling

(d)   All the above

7. Minamata disease was observed in ______

(a)    America

(b)   Russia

(c)    Japan

(d)   China

8. Carcinogenic substances are responsible for causing ____

(a)    Cancer

(b)   Anemia

(c)    Headache

(d)   Pneumonia

9. Na or K imbalance resulting in disturbance of nerve fibre is caused due to ____

(a)    Organochlorine pesticide

(b)   Organophosphate pesticide

(c)    Carbamate pesticide

(d)   Pyrethoids

10. ____ devised methods of chemical analysis detecting poisons for legal proof lethal toxification.

(a)    M.T.B Orfilla

(b)   Hippocrates

(c)    Bergsucht

(d)   Paracs

11. Concentrated sulphuric acid is ___

(a)    Irritant

(b)   Necrotic

(c)    Corrosive

(d)   Excitant

12. _____ acts as acetyl choline esterase inhibitor.

(a)    Pyrethroids

(b)   Organophosphate

(c)    Nicotinoids

(d)   Organochlorine

13. ____ is colourless, odourless and testless poison mixed with the food to destroy the life.

(a)    Opium

(b)   Arsenic

(c)    Lead

(d)   Mercury

14. Pesticide residue in the fruits are analysed by ____ technique.

(a)    HPCL

(b)   Sprectophotometry

(c)    Titrimetry

(d)   Atomic Absorption Spectrophotometry

Data Collected By – K. Jeyanthi
Published on – 2nd Nov 2021

 


Posted

in

by

Tags:

Comments

Leave a Reply

Your email address will not be published. Required fields are marked *