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KS3 bio'gy questions

Common Entrance (KS3) Biology questions

QuestionAnswer
Is a kidney best described as A: a cell, B: tissue, C: organ or D: organism? ORGAN
What organ in our body contains valves HEART
Name THREE features that would be found in ALL living cells. CYTOPLASM, NUCLEUS AND MEMBRANE
What is the normal pulse rate of a boy while resting? 80 bpm
Where can you easily measure the pulse? WRIST or NECK
What is the normal body temperature of a human 37 °C
Name three structures that would be found only in plant cells LARGE VACUOLE, CHLOROPLASTS and CELL WALL
To which group of animals does a FROG belong? AMPHIBIAN
How long does it take a human embryo to develop in the uterus? 9 months
In which cell structure does photosynthesis take place? CHLOROPLAST
What function is carried out by our bladder Stores URINE
What happens to your pulse during exercise? Pulse INCREASES
Enzymes help which process take place in our body? DIGESTION
A section from an animals liver would be best described as A: a cell, B: tissue, C: an organ or D: an organism. TISSUE
The place where an animal makes its home is called the A: habitat, B: environment or C: community ? HABITAT
Which organ in a mammal puts oxygen into the blood? LUNGS
What is the name of the process that releases energy in a cell? RESPIRATION
What do we call the process of breaking down food? DIGESTION
What is the approximate mass of a new born baby? A: about 100g, B:about 1kg, C: about 4kg, D: about 12kg about 4kg
What type of nutrient is provided by meat, cheese and eggs? PROTEIN
Which organ in out bodies is effected by a diet containing too much fat? HEART
What organ in a human allows nutrients to pass from the mother's blood to the blood of an embryo? PLACENTA
Which part of a plant cell is made of cellulose? CELL WALL
Name the waste gas produced during respiration CARBON DIOXIDE
How often does the girls body make an egg? every 28 days
What cell contains the male gamete used to fertilize an egg? SPERM
Which part of a cell provides it with energy MITOCHONDRIA
Which part of a cell contains chromosomes (DNA) NUCLEUS
What has to happen to an egg before it can start to develop into a baby? It has to be FERTILIZED
What is a zygote? a fertilized egg
What is a saprophye? A decay organism (Fungi and bacteria)
What organ is responsible for hearing and balance? EAR
Which organ manufactures sperm in a human? TESTIS
Where is the egg formed in a human? OVARY
What kind or organism lives on or in another living creature? PARASITE
What chemical is used to test for the presence of starch in food? IODINE
Where in the mother’s body does the embryo develop? UTERUS
Name the products of photosynthesis GLUCOSE and OXYGEN
Which part of a plant manufactures food by photosynthesis? Root, Flower, Stem or Leaves LEAVES
Which part of a plant is where the seeds are made? Root, Flower, Stem or Leaves FLOWER
Which part of the body removes soluble waste and excess water from the blood. KIDNEY
Which part of a plant absorbs water from the ground? Root, Flower, Stem or Leaves ROOT
When does photosynthesis take place in a plan, During the day, during the night or all the time? DURING THE DAY
Which kind of blood vessels carry oxygenated blood away from the heart? ARTERIES
What is the name of the process taking place when pollen lands on the stigma of a plant? POLLINATION
What do we call the holes on a plant leaf where gas exchange take place? STOMATA
What do we call the process by which a plant grows from a seed? GERMINATION
Name a gas released by plants during photosynthesis OXYGEN
From where do the producers in a food chain obtain their energy? The SUN
From where would the predator in an ecosystem obtain its energy? From another ANIMAL
The first organism in a food chain is always what? (Producer or consumer) a PRODUCER
Taking cuttings, budding, forming tubers and runners are all examples of what process? ASEXUAL reproduction
What biological process releases oxygen into the atmosphere? PHOTOSYNTHESIS
What green chemical, found in plant cells, is necessary for photosynthesis to take place? CHLOROPHYLL
What type of food do herbivores usually eat? PLANTS
Where is pollen made in a plant? top of the STAMEN (anther)
What type of chemical is a catalyst to help the process of digestion take place ENZYME
What type of nutrient is provided by starch and sugar? CARBOHYDRATE
Which cell contains the female gamete? OVUM (egg)
A type of animal that is awake during the night and sleeps during the day NOCTURNAL
A type of tree that looses its leaves in winter DECIDUOUS
Created by: MikeCurtis
 

 



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