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1.
What is meant by the term
‘Biome’ ?
answer
A large ecological
region of the Earth.
2.
What is meant by a
‘Habitat’ ?
answer
The place where an animal or plant
lives where it finds food, water
and shelter.
3. Name three types of land
habitat.
Any 3 from:
Desert
Tundra
Grasslands
Rainforest
Forest
answer
4. State what is meant by an
ecosystem.
answer
A natural biological unit
consisting of the community or
organisms and their non-living
habitat.
5.
What is biodiversity ?
answer
This is a term used to
describe the variety of
life within the living
world.
6. State two human activities which
are affecting natural biodiversity.
Any 2 from:
Pollution
Deforestation
Monoculture
Urbanisation
answer
7.
What is meant by the
term adaptation ?
answer
The changes in the physical and
behavioral features of an organism to
make it better adapted/suited to its
habitat.
8. What is meant by an
endangered species ?
One where the
population drops
below a certain
number.
answer
9.
Name the 7 characteristics of
living things.
Movement
Reproduction
Feeding
Respiration
Excretion
Growth
Sensitivity
answer
10. Name the 2 types of key used for
classifying living organisms ?
Paired Statement Key
Branching Key
answer
11.
Name 3 Biotic Factors.
Disease
Predators
Food
answer
12. Name 4 abiotic factors
you have measured.
answer
Temperature
Light Intensity
Moisture
pH
13. What do we call the process where
plants use light energy to make sugar?
answer
Photosynthesis
14. Name the 3 parts of a plant cell
that are not found in animals cells.
Chloroplast
Vacuole
Cell Wall
answer
15. What is the classroom test we
use for starch in a leaf ?
Iodine Solution
answer
16. Why do you boil a green leaf in
ethanol when testing it for starch ?
answer
To remove the green pigment
chlorophyll from the leaf.
17. What colour change takes place in
iodine solution if starch is present ?
answer
Iodine solution turns from
orange/brown to dark blue/black
in the presence of starch.
18. During daylight plants take-in and
give-out gases. Which gases are they ?
answer
Take-In - Carbon Dioxide
Give-out - Oxygen
19. Name the 4 things plants need
to carry-out photosynthesis ?
Carbon Dioxide
Light Energy
Water
Chlorophyll
answer
20. What is a herbivore ?
answer
An animal / organism which
eats only plants as food.
21. What do we call the organism
which gets eaten by a predator ?
answer
Prey
22. What gets passed along at each
stage in a food chain or food web ?
answer
Energy
23. Only 10% of energy gets passed on at
each stage two ways energy gets lost ?
Any 2 from:
Movement
Heat
Undigested Food
answer
24. State 3 things which
plants compete for.
Any 3 from:
Light
Space
Soil Nutrients
Water
answer
25. State 3 things which
animals compete for.
Any 3 from:
Territory
Water
Mates
Shelter
Food
answer