Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Functions of relaying neurons in spinal cord does not include

A. connecting brain to the effector neurons
B. connecting receptor nerve fibers to brain
C. none of these
D. connecting receptors to effector neurons
Answer» E.
2.

Depending upon how long a plant lives, the division can be

A. based on being a woody or herbaceous
B. based on a simple body or a complex body
C. all of these
D. based on perennials or biennials
Answer» E.
3.

Water-soluble vitamins need to be supplied

A. weekly
B. daily
C. can easily be stored in body for later use
D. fortnightly
Answer» C. can easily be stored in body for later use
4.

In Hibiscus and Clitoria, the ovary is

A. superior
B. inferior
C. XX
D. XX
Answer» B. inferior
5.

The examples of plumed fruits include

A. Tridex
B. Clematis
C. none of these
D. both of these
Answer» E.
6.

Problem of solid waste disposal can be reduced through

A. lesser pollution
B. recycling
C. population control
D. more timber
Answer» C. population control
7.

Sight or smell of food causing dilation is an example of

A. reflex actions
B. relay neurons
C. none of these
D. involuntary actions
Answer» B. relay neurons
8.

In respiratory system, the dust particles are trapped due to

A. nectar
B. nucleic acids
C. mucus
D. amino acids
Answer» D. amino acids
9.

Simple and complex sugars may be called as

A. non-reducing sugars
B. reducing sugars
C. Polysaccharides
D. inorganic nutrient
Answer» C. Polysaccharides
10.

Homeostatic control mechanism begins with the onset of

A. biosensors
B. trigger
C. stimuli
D. cillia
Answer» D. cillia
11.

If the trees are cleared, annual rain fall

A. decreases and the area becomes dry
B. increases causing flood
C. XX
D. XX
Answer» B. increases causing flood
12.

The genetic testing identifies the changes in

A. proteins
B. genes
C. all of above
D. chromosomes
Answer» D. chromosomes
13.

Tricuspid valve is found between

A. left atrium and right ventricle
B. left atrium and right atrium
C. left atrium and left ventricle
D. right atrium and right ventricle
Answer» E.
14.

Basal metabolism refers to the amount of energy required

A. to carry out all the vital processes
B. to eat dinner
C. to keep heart beating
D. for running a marathon
Answer» B. to eat dinner
15.

Water soluble vitamins are characterized by all but

A. obtained from citrus fruits
B. resistant to heat and high temperatures
C. obtained from fresh juices
D. obtained from green vegetables
Answer» C. obtained from fresh juices
16.

The heart has to work harder to pump the blood round the body of

A. an infant
B. an embryo
C. an athlete
D. an obese person
Answer» E.
17.

Bile pigments

A. can be permanently stored in gall bladder
B. are removed with feces
C. none of these
D. contains enzymes
Answer» C. none of these
18.

The sources of vitamin may include

A. microorganisms living in the gut
B. plant foods
C. none of these
D. both of these
Answer» E.
19.

Calcification of kidneys is caused due to

A. excess of sugar
B. lack of dietary fiber
C. excess of fat-soluble vitamins
D. excess of starch
Answer» D. excess of starch
20.

The junction of stock and scion is protected through wax in

A. grafting
B. budding
C. marcotting
D. layering
Answer» C. marcotting
21.

The example of aeration device includes

A. an impeller
B. a sparger
C. internal coils
D. a cooling jacket
Answer» C. internal coils
22.

Glycogen is converted to glucose through enzyme called as

A. mucin
B. rennin
C. erepsin
D. adrenaline
Answer» E.
23.

Intermediate neurons are found within the

A. PNS
B. CNS
C. XX
D. XX
Answer» C. XX
24.

Essential constituent of protoplasm is

A. vacuoles
B. water
C. tonoplast
D. Centrioles
Answer» C. tonoplast
25.

Water-soluble vitamins are

A. excreted by body
B. stored in body
C. all of these
D. none of these
Answer» B. stored in body
26.

A persons lower metabolic rate may be due to

A. a decrease in saliva amylase
B. the fact that he is a child
C. the low production of thyroxin
D. the fact the he lives in tropic climate
Answer» D. the fact the he lives in tropic climate
27.

Post fertilization, pericarp gets developed from

A. ovary wall
B. fruit
C. funicle
D. ovule
Answer» B. fruit
28.

After photosynthesis, the excess glucose is converted into

A. amino acids in leaves
B. cellulose
C. fats
D. sucrose
Answer» E.
29.

C12H22O11 is the general formula of

A. polysaccharides
B. monosaccharide
C. none of these
D. disaccharides
Answer» E.
30.

Inferior vena cava is formed through a combination of

A. three arteries
B. two arteries
C. three veins
D. four arteries
Answer» D. four arteries
31.

Protoplasm is found in the cells, whereas the cytoplasm is found in

A. vacuoles
B. nucleus
C. surrounds nucleus
D. centrioles
Answer» D. centrioles
32.

More energy is available if the man feeds

A. on cattle
B. directly on plants
C. XX
D. XX
Answer» C. XX
33.

A common example of stem tuber is

A. Garlic
B. Ginger
C. Potato
D. Onion
Answer» D. Onion
34.

Both atria

A. work alternately
B. work simultaneously
C. none of these
D. both of these
Answer» C. none of these
35.

Many food substances taken in by animals are

A. insoluble in water
B. soluble in water
C. are digested through fats
D. can be digested without enzymes
Answer» B. soluble in water
36.

Dissolved substances such as minerals, amino acids and sugars are found in

A. Nucleoplasm
B. Cytoplasm
C. Protoplasm
D. Cell sap
Answer» E.
37.

The appearance of Plasma is

A. yellow in color
B. red in color
C. like leucocytes
D. like platelets
Answer» B. red in color
38.

Malarial parasites are treated with drug containing

A. paludrine
B. penicillin
C. morphine
D. aspirin
Answer» B. penicillin
39.

In cold climate, more energy is required to

A. maintain ones weight
B. maintain locomotion
C. maintain body temperature
D. maintain social relationships
Answer» D. maintain social relationships
40.

The term "fats" can be used to refer to

A. liquid animal fats
B. solid animal fats
C. all of these
D. plant fats
Answer» D. plant fats
41.

Internal environment of an animal refers to the

A. blood
B. tissue fluids
C. all of these
D. body fluids
Answer» D. body fluids
42.

In mammals, catalase is common in

A. blood
B. liver
C. in both of these
D. none of these
Answer» D. none of these
43.

Amino acids are assimilated to form

A. new shoot cells
B. new cell walls
C. new cytoplasm
D. new protoplasm
Answer» E.
44.

Oxygenated blood

A. leaves from the right side of the heart
B. leaves from left side of the heart
C. none of these
D. does not leave the lungs
Answer» C. none of these
45.

Dorsal root ganglion is formed through

A. Dendron only
B. axons only
C. none
D. a small swelling of neurons
Answer» E.
46.

The division of bacteria is inhibited through the

A. Tetracyclines
B. Cephalosporins
C. all of these
D. Erythromycins
Answer» C. all of these
47.

Protein deficiency in children is called as

A. scurvy
B. beriberi
C. kwashiorkor
D. diabetes
Answer» D. diabetes
48.

Primary factors controlling the rate of photosynthesis is called as

A. limiting factors
B. inhibiting factors
C. none of these
D. expediting factors
Answer» B. inhibiting factors
49.

Diastole means

A. a ventricular contraction
B. a "lub" sound
C. none of these
D. ventricular relaxation
Answer» E.
50.

The purpose of the vasomotor nerve is to

A. control proximal convoluted tubule
B. control arterioles carrying blood to capillaries
C. control the collecting tubule
D. control distal convoluted tubule
Answer» C. control the collecting tubule