Cell Biology Organisation Infection and Response Bioenergetics Ecology
100
What is a structure in the body that is adapted to increase diffusion rate?
Alveoli or villi
100
Name an enzyme responsible for the chemical break down of starch
Amylase (carbohydrases)
100
What is a way to treat bacterial disease
antibiotics
100
What is the amount of oxygen needed to break down lactic acid
oxygen debt
100
What is a space in which all the species and environmental factors are in balance, hence population sizes remain fairly constant
Stable community
200
By which cell division type does cloning occur?
Mitosis
200
What is a substance that speeds up chemical reactions but don't get used up
Catalyst
200
What is an adaptation of a plant to defend against herbivores
thorns/Hairy stems and leaves/Drooping or curling/Mimicry
200
Is photosynthesis endothermic or exothermic?
endothermic
200
What does the arrow in a food chain or food web represent?
Energy transferred
300
What is the single new cell formed right after fusion of gametes(sperm and egg)
Zygote
300
Name a method to unblock a coronary artery in the heart
stent
300
Neither the doctors nor the patients know who gets the real drug/placebo
Double-blind trial
300
Where does aerobic respiration occur in the cell?
mitochondria
300
State the four ways in which biomass can be lost from an animal
1. Through faeces; 2. Through urine; 3. To provide energy for movement; 4. Heat loss from respiration to surroundings
400
What is the relationship between size and surface area to volume ratio.
The bigger the size, the smaller the SA:V
400
What is constant movement of water through xylem from roots to leaves
transpiration
400
How does ionising radiation causes mutation
penetrate cell, damage the chromosomes (DNA)
400
Broad leaves/Thin/Have chlorophyll/Air spaces/Guard cells to regulate stomata opening are all examples of?
Adaptations of the leaf that increase the rate of photosynthesis
400
What is huddling by penguins to reduce transfer of thermal energy an example of?
Behavioural adaptation
500
Some bacteria have an extra layer on top of their cell walls. What is the name of that layer?
Slime Capsule
500
What is a piece of equipment used to estimate transpiration rate
potometer
500
What is a liquid/gel with specific nutrients to support microorganism growth
culture medium
500
What is an organele of plant cells that allows glucose to be stored as starch
amyloplast
500
Which domain tends to include most extremophiles?
Archaea






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