START TEST πππ
REVISION - 1
1) The process by which living organisms produce new organisms of the same kind is called
reproduction
seeds
dispersal
seed leaves
germination
seedling
cotton
it explodes
stem
cocklebur
pests
irrigation
wheat
habitat
burrows
desert
mountains
scales
spiracles
camouflage
Arctic tern
forest
Skeleton system
2) Plants reproduce mostly through
seeds
3) The process by which seeds and fruits are scattered away from the parent plant is called
dispersal
4) Cotyledons are also called
seed leaves
5) The process by which a seed grows into a young plant it is called
germination
6) The young baby plant is also known as
seedling
7) This seed is dispersed by wind
cotton
8) Bean plant disperses its seeds in this way
it explodes
9) Reproduction in potato is through
stem
10) Seeds of this plant have hooks to stick to the animal
cocklebur
11) Pesticides are sprayed to kill
pests
12) The process of supplying water to the plants is called
irrigation
13) Example of a Rabi crop is
wheat
14) The place where a particular type of plant or animal lives is called
habitat
15) We can find earthworms in these place
burrows
16) A dry area that receives very little or no rainfall is called
desert
17) Yak generally lives in
mountains
18) Snakes crawl on the ground with the help of
scales
19) Cockroaches breathe through
spiracles
20) Animal shied or escape from enemies by changing their colours to match their surroundings this phenomenon is called
camouflage
21) This bird cover some of the longest known migratory distance
Arctic tern
22) Habitat of monkeys and lions
forest
23) The system that consists of bones and forms the framework of the body
Skeleton system
REVISION - 2
24) Number of bones in an adult's body
206
25) Number of bones in the skull are
22
26) The skull protects the
Brain
27) The cage like structure that protects the heart and lungs is called
Rib cage
28) The backbone protects the delicate
Spinal cord
29) Shoulder girdle is also known as
Pectoral girdle
30) Bones contain a soft substance called
Bone marrow
31) Two or more bones connect at
Joint
32) Muscles remain attached to each other and to bones with tissues called
Tendons
33) The brain is the main organ of
Nervous system
34) The largest part of the brain is called
Cerebrum
35) The part of the brain that controls the heartbeat and breathing
Brain stem
36) These nerves carry messages from the sense organs to the spinal cord or the brain
Sensory nerves
37) A thick bundle of nerves extending from the brainstem is called the
spinal cord
38) The automatic response of the body to a change in the surroundings is called
reflex action
39) A thin transparent layer that covers the front part of the eye is called
cornea
40) Sound travels through the outer ear and falls on the
Ear drum
41) Ball and socket joint allows movement in
all the directions
42) This type of joint helps you turn your head around
Pivot joint
REVISION - 3
43. It provides energy to the body
Carbohydrates
44. It is the undigested part of our food
Roughage
45. First or immediate help given to an injured person before he or she is taken to the hospital iS called
First aid
46. We should not wear these kind of clothes in the kitche
Nylon
47. If your clothes catch fire
Roll on the ground
48. A cracked bone is called
A fracture
49. Scurvy is caused due to deficiency of
Vitamin C
50. Diabetes is a
Non communicable disease
51. Swelling in neck region is a symptom of
Goitre
52. Common cold is caused by
Virus
53. Muscles stay strong when we
Exercise
54. Communicable diseases can be prevented by
Vaccination
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