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30 questions
Bacteria and fungi that work for the decay of dead organisms
Primary consumer
Decomposer
Producer
Parasite
A mixture of a solute and solvent, is said to be
suspension
saturated
solution
all of the above
Green plants produce carbon dioxide during
Night time
Evening
Day time
none of the above
The speed of light in a air
575 km/sec
489 km/sec
298 km/sec
300 km/sec
Two substances with different boiling points, can be separated by
filtration
distillation
evaporation
sublimation
Fungus and alga live together and benefit each other
Mutualism
Commensalism
Vulture
Parasitism
More elements and compounds with no chemical reactions involved
Molecule
Compound
atom
Solution
The loudness of sound is
oscilloscope
pitch
Amplitude
soundwave
60g of solute in 100 g of solvent will give
160g solution
16g solution
6g solution
1600g solution
The hammer, anvil and stirrup are the three tiny bones found in
ear lobe
eardrum
middle ear
pinna
Type of Solution that allows the light to pass through it
suspension
saturation
opaque
homogenous
A solid solution of two or more metals
steel
aluminium
alloy
plastic
Small particles that cannot pass through the filter paper
residue
fitrate
nano-particles
macro particles
When the solid does not dissolve in a liquid and remains suspended in the liquid for a time
miscible
immiscible
suspension
homogenous
The product of photosynthesis are
carbon dioxide, water
glucose, oxygen
water, oxygen
glucose, water
Animal that only eats plant as food
decomposer
primary consumer
secondary consumer
producer
At any given temperature, solution cannot dissolve any more solute
suspersaturated
polyunsaturated
unsaturated
saturated
The sound waves do not travel through
Air
liquid
solid
vacuum
Plants being almost the only living things, capable of making their own food
Primary consumer
secondary consumer
vulture
producers
The product for respiration are
carbondioxide, water, oxygen
carbondioxide, water
water, energy, carbondioxide
none of the above
Material made up of only one type of atom, Example sulphur
Element
compound
atom
mixture
Energy for carrying out photosynthesis, is obtained from
fire
sunlight
soil
air
Single layer of flat cells covering the bottom surface of leaves
waxy cuticle
lower epidermis
guard cells
upper epidermis
A weak solution is often called as
concentrated solution
dilute solution
strong solution
miscible
Techniques NOT used to separate the mixtures
filtration
evaporation
preservation
distillation
Liquid able to pass through the filter paper
residue
filtrate
suspension
particulate
All plants and animals living in one place such as a park, make up the
ecosystem
community
biotic environment
habitat
Atoms joined together to form new substance
Molecule
compound
element
solution
Layer of cells with air spaces between them
spongy cells
palisade cells
epidermal cells
cuticle
Long cylindrical cells , just under the upper epidermis
endodermal cells
endodermal cells
mesophylls cells
palisade cells
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