Which one of the following is not derived from plants?
1. Opioids
2. DDT
3. Cocaine
4. Cannabinoids

When plants/animals are infected with virus, they may produce an anti-viral substance that is capable of inhibiting the multiplication of that virus. Identify the correct name of this substance.
1. Virion
2. Antiviron
3. Antigen
4. Interferon

Refer to the given figure depicting a diseased condition in humans and name the worm causing this disease.

1. Epidermophyton floccosum
2. Ascaris lumbricoides
3. Wuchereria bancrofti
4. Entamoeba histolytica

Refer to the given figure and choose the organism not related to the condition shown here.

1. Microsporum

2. Trichophyton

3. W. malayi

4. Epidermophyton

Which of the following factor is incorrect for the low levels of immune response during Plasmodium infection?

Mathc the following columns

     A   B   C   D   E
(a) 5   3   4   1    2
(b) 5   2   1   4    3
(c) 2   5   4   1    2
(d) 4   3   4   2    1      

Short-lived immunity acquired from mother to foetus placenta or through mother's milk to the infant is categorised as

1. cellular immunity
2. innate non-specific immunity
3. active immunity
4. passive immunity

A drug addict showed symptoms such as increased appetite, chest pain, redness of eyes, increased urination. He was possibly taking 

The disease caused by Leishmania and transmitted by Phlebotomus is 
(1) African sleeping sickness

(2) Amoebic dysentry 

(3) Kala-azar fever

(4) Chaga's disease

The drugs, which do not develop physiological dependence is