NMMS 2021-22 Free Mock Test-8

The host for malaria causing protozoan is:
(a) anapheles mosquito .
(b) the cow
(c) the earthworm
(d) the tapeworm

The bread or dosa dough rises because of the action of:
(a) heat
(b) grinding
(c) growth of yeast cells
(d) none of these

.Malaria is spread by:
(a) plasmodium
(b) female anapheles mosquito
(c) male anapheles mosquito
(d) none of these

Protozoan shaped like a slipper is:
(a) amoeba
(b) paramecium
(c) euglena
(d) entamoeba

The bacterium that turns milk into curd is:
(a) lactobacillus
(b) acetobacter
(c) rhizobium
(d) none of these

The bacteria was first observed by:
(a) Louis Pasteur3
(b) Antony Von Leuwen Hook
(c) Robert Hooke
(d) Robert Koch

Virus reproduce:
(a) only outside the cells of the host organisms
(b) only inside the cells of the host organisms
(c) both inside and outside the cells of the host organisms
(d) none of these

Which of the following lives alone:
(a) amoeba
(b) fungi
(c) bacteria
(d) all of these

The process of conversion of sugar into alcohol is known as:
(a) pasteurisation
(b) fermentation
(c) decomposition
(d) none of these

In Pasteurisation the milk is heated to about:
(a) 100°C
(b) 50°C
(c) 70°C
(d) 110°C

Watering the crops is called:
(a) sowing
(b) manuring
(c) tilling
(d) irrigation

The bacterium living in the root nodules of leguminous plants is:
(a) lactobacillus
(b) acetobactor
(c) rhizobium
(d) none of these

Atmospheric nitrogen ¡s used for the synthesis of:
(a) plant proteins
(b) animal proteins
(c) plant carbohydrates
(d) none of these

The percentage of nitogen in the atmosphere:

(a) increases during day time

(b) decreases during day time

(c) remains more or less constant

(d) can’t say

Which of the folidwing is a preservative:
(a) sodium benzoate
(b) common salt
(c) vinegar
(d) all of these

Hepatitis-A is transmitted through:
(a) water
(b) air
(c) food
(d) contact

Communicable diseases are spread from an infected person to a healthy person through:
(a) air
(b) water
(c) food
(d) all of these

A group of micro organisms that have the characters of both living and non-living are:
(a) bacteria
(b) protozoa
(c) virus
(d) fungi

is the process by which alcohol and Co2 are produced by yeast cells.
(a) respiration
(b) digestion
(c) evaporation
(d) fermentation

Cause of malaria is:
(a) fungi
(b) bacteria
(c) protozoa
(d) virus

The algae commonly used as fertilisers are called:
(a) chlorellin
(b) blue-green algae
(c) spirogyra
(d) none of these

Which of the following drug is an antibiotic?
(a) alcohol
(c) streptomycin
(b) insulin
(d) none of these

Leprosy is caused by:
(a) bacteria
(c) virus
(b) protozoa
(d) fungi

The cause of whooping cough is
(a) bacteria
(c) virus
(b) fungi
(d) algae

Virus is.
(a) non-living
(b) living
(c) living as well as non-living
(d) none of these

.Tuberculosis is a disease caused by:
(a) bacterium
(b) protozoan
(c) virus
(d) malnutrition

BCG vaccine is used to curb:
(a) cholera 3
(b) tuberculosis
(c) polio
(d) typhoid

Cholera is due to:

(a) virus

(b) fungus .

(c) protozoan

(d) bacterium

Which of the following is air-borne disease:
(a) typhoid 3
(b) tuberculosis
(c) cholera
(d) polio

Breathing in polluted air causes:
(a) kidney trouble
(b) heart problem
(c) respiratory diseases
(d) none of these