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WorksheetsELIMINATION ROUND
Total questions: 15
Worksheet time: 5mins
A series of steps designed to help you solve problems and answer questions.
Experiment
Hypothesis
Observation
Scientific Method
What skill is used by a scientist when he/she listens to the sounds that are
produced by whales?
Interpreting data
Drawing Conclusion
Making a Hypothesis
Making observations
Which of the following is a heterogeneous mixture?
air
oil and water
stainless steel
soft drink
Which of the following is the simplest form of substance?
Chemical formula
compound
element
Mixture
What level of organization is made up of group
of similar cells that perform a specific function?
organelle
organ
tissue
organ system
Where in the cell are chromatin (DNA) found?
Mitochondria
Golgi bodies
Ribosomes
Nucleus
Which one is composed of two or more substances combined physically?
homogeneous
heterogeneous
element
compound
Which of the following represents an abiotic component of the environment?
gliding snail
growing grass
water in the river
sprouting bean seed
What ecological relationship is involved when a larva of an insect lives on the leaves of the plant and causes damage by eating the leaves?
predation
commensalism
parasitisim
mutualism
Predators are group of organisms that limit the size of prey population, which component of the ecosystem do they belong?
abiotic
biotic
physical
chemical
What will happen to living organisms if their physical environment cannot provide them with their basic needs?
The organisms will grow and develop
The population of the organisms will increase
The organisms will die and will become extinct
The organisms will remain healthy and undisturbed
At which smallest level of organization in an organism can the characteristics of life be carried out?
Cell
Tissue
Organs
Organ System
Which of the following describes biotic components of the ecosystem?
It stands still
It does nothing
It eats dead things
It grows, reproduces and will die
What ecological relationship is involved in this situation? “A feeder fish usually follows behind sharks to pick up food and the shark is unaffected.”
Commensalism
Mutualism
Parasitism
Decomposition
Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed?
Eyepiece lens
Objective lens
Condenser lens
Magnifying lens
