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WorksheetsScience with 7
Total questions: 20
Worksheet time: 14mins
The term that is used for the mode of nutrition in yeast, mushroom and bread mould is
autotrophic
insectivorous
saprotrophic
parasitic
Which of the following raw material is available in the air for photosynthesis?
Oxygen
Carbon dioxide
Hydrogen
Nitrogen
Which part of plant take in carbon dioxide from the air for photosynthesis?
Roots
Stomata
Sepals
Leaf veins
The body of living organisms are made of tiny units called
organs
organ systems
tissues
cells
The leaves have a green pigment called
chlorophyll
carotene
melanin
keratin
Final products of photosynthesis are
water and sunlight
oxygen and carbon dioxide
oxygen and water
carbohydrate (glucose) and oxygen
The ultimate source of energy for all living organisms is
green plants
carnivores
sun
water
In desert plants photosynthesis also occur in
roots
green stem only
green branches only
green stem and green branches
Pitcher plant traps insects because it
is a heterotroph.
grows in soils which lack in nitrogen.
does not have chlorophyll.
has a digestive system.
The bacterium that can take atmospheric nitrogen and convert it into a soluble form is
E. coli
Rhizobium
Clostridium
All of these
The outer boundary of a cell is called (a) .
A jelly like substance present in cell is called (a) .
(a) is the control centre of cell.
In lichens, the chlorophyll containing partner is an (a) .
The food synthesised by plants is stored as (a) .
Leguminous plants require a lot of nitrogen to make (a) .
solar energy is converted into (a) energy during photosynthesis.
Identify the mode of nutrition in this climber.
Saprotrophic
Parasitic
Insectivorous
Symbiotic
Identify the given plant
Pitcher plant
Lichens
Cuscuta
Venus fly trap
Name these kidney shaped cells
stoma
Guard cells
Kidney cells
None of the above
