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Published on: 31/10/2025
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Questions + Answers key
Take MCQ Science Test
1.
Silk is a :
Staple fibre
Rough fibre
Filament fibre
Textured fibre
2.
Which one is not a part of the process of wool manufacturing?
Carding
Rolling
Reeling
Scouring
3.
Silkworms secrete fibre made of
fat
cellulose
protein
nylon
4.
Reeling of silk is
a process of making silk reels
spinning of silk fibres
weaving of silk cloth
the process of taking silk threads from cocoon
5.
The general process that takes place at a sheep shearing shed is
removal of fleece
separating hair of different textures
washing of sheep fibre to remove grease
rolling of sheep fibre into yarn
6.
Selective breeding is a process of
selecting the offsprings with desired properties
selecting the parents with desired properties
selecting an area for breeding
selecting fine hair for good quality wool
7.
Wool fibre cannot be obtained from which of the following?
Goat
Llama
Alpaca
Moth
8.
Paheli wanted to buy a gift made of animal fibre obtained without killing the animal. Which of the following would be the right gift for her to buy?
Woollen shawl
Silk scarf
Animal fur cap
Leather jacket
9.
The rearing of silkworms for obtaining silk is called
cocoon
silk
sericulture
silviculture
10.
The lower chambers of heart is called
atria
ventricles
aorta
vena cava
11.
In which of the following parts of human body are sweat glands absent?
Scalp
Armpits
Lips
Palms
12.
A certain type of cells helps in destruction of disease-causing microorganisms are known as
thrombocytes
white blood cells
osteocytes
red blood cells
13.
The absorption of nutrients and exchange of respiratory gases between blood and tissues takes place in
veins
arteries
heart
capillaries
14.
The organ which controls the blood circulation in body is
Liver
Lungs
Heart
Kidney
15.
They are pipe-like consisting of a group of specialised cells. They transport substances and form a two-way traffic in plants. Which of the following terms qualifies for the features mentioned above?
Xylem tissue
Vascular tissue
Root hairs
Phloem tissue
16.
Which among the following contain haemoglobin?
Red blood cells
White blood cells
Both (a) and (b)
None of these
17.
The muscular tube through which stored urine is passed out of the body is called
kidney
ureter
urethra
urinary bladder
18.
The silkworm is (i) a caterpillar, (ii) a larva.
(i)
(ii)
Both (i) and (ii)
Neither (i) nor (ii)
19.
Water absorption through roots can be increased by keeping the plants
in the shade
in dim light
under the fan
covered with a polythene bag
20.
In plants, water is transported through
xylem
phloem
stomata
root hair
1.
(c)
Filament fibre
2.
(c)
Reeling
3.
(c)
protein
4.
(d)
the process of taking silk threads from cocoon
5.
(a)
removal of fleece
6.
(b)
selecting the parents with desired properties
7.
(d)
Moth
8.
(a)
Woollen shawl
9.
(c)
sericulture
10.
(b)
ventricles
11.
(c)
Lips
12.
(b)
white blood cells
13.
(d)
capillaries
14.
(c)
Heart
15.
(d)
Phloem tissue
16.
(a)
Red blood cells
17.
(c)
urethra
18.
(c)
Both (i) and (ii)
19.
Water absorption through roots can be increased by keeping the plants under the fan.
20.
In plants, water is transported through xylem.
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