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WorksheetsVNGSK- GRADE VII- SCIENCE
Total questions: 20
Worksheet time: 15mins
Identify the plant
bladderwort
pitcher
dodder
venus flytrap
Fat is completely digested in the
small intestine
stomach
mouth
large intestine
Lemon juice is ....................... in taste
Bitter
Sour
Salty
Sweet
The enzymes present in the saliva convert
(a) fats into fatty acids and glycerol.
(b) starch into simple sugars.
(c) proteins into amino acids.
(d) complex sugars into simple sugars.
Amarbel is an example of
autotroph
host
saprotroph
parasite
Which of the following is a Mineral Acid?
Sulphuric Acid
Citric Acid
Oxalic Acid
Glycolic Acid
Which one of the following is not a neutral substance ?
Sodium Hydroxide
Urea
Glucose
Sugar
Given below from (i) to (iv) are some food items.
(i) Boiled and mashed potato
(ii) Glucose solution
(iii) A slice of bread
(iv) Mustard oil
Which of the above will give blue-black colour when tested with iodine?
(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (iii) and (iv)
Which part of the plant takes in carbon
dioxide from the air for photosynthesis
Root
hair
stomata
leaf veins
sepals
The acid present in the stomach
(a) kills the harmful bacteria that may enter along with the food.
(b) protects the stomach lining from harmful substances.
(c) digests starch into simpler sugars.
(d) makes the medium alkaline.
Insectivorous plants eat insects to fulfill their needs of
Energy
nitrogen
potassium
calcium
Bases are generally ............................ to touch
Hot
Cold
Soapy
Rough
Identify the bacteria
Staphylococcus
rhizobium
Bacillus
Pseudomonas
Identify what is shown in the picture
chlorophyll
carbon dioxide
stomata
veins
Hydrochloric Acid solution affect .......................... litmus paper
Red
Blue
Both of these
None of these
Bases turn yellow turmeric paper to ...........................
Green
Orange
Pink
Red
The finger-like outgrowths of Amoeba helps to ingest food. However, the finger-like outgrowths of human intestine helps to
(a) digest the fatty food substances.
(b) make the food soluble.
(c) absorb the digested food.
(d) absorb the undigested food.
Identify the plant
venus flytrap
sundew
dodder
bladderwort
Which method is recommended to dilute an acid
An acid is added to water
Water added to acid
Both
None
Manure is added , when the soil is too ...................................
Neutral
Basic
Acidic
None of these
