The series of transfer of energy is called _____ *
1 point
food web
food chain
2. It is composed of of different food chains is called _____. *
1 point
food web
food chain
3. The following are activities that help protect and conserve estuaries and intertidal zones EXCEPT one: *
1 point
collecting starfish
planting trees
restricting fishing activities
cleaning up rivers
4. Organisms that eat other organism - *
1 point
consumers
scavengers
decomposers
5. Organisms that eat food scraps and left-overs - *
1 point
consumers
scavengers
decomposers
6. Organisms that produce from sunlight and inorganic substances - *
1 point
consumers
scavengers
producers
7. Organisms that breakdown into simpler materials the remains of dead organism - *
1 point
consumers
decomposers
producers
8. Areas where the presence of water depends on the tide. *
1 point
estuaries
rivers
intertidal zones
9. What do organisms need in order to perform life activities? *
1 point
food
clothing
energy
vitamins
10. Areas where salt and freshwater meet. *
1 point
brackish
estuaries
intertidal zones
lakes
11. The waters in estuaries are - *
1 point
salty
fresh
brackish
12. Salinity refers to - *
1 point
measure of level of water in estuaries
measure of protons in lakes
measure of salt in water
13. These could be plants, animals and other organisms - *
1 point
abiotic factors
biotic factors
14. Temperatures, landscape, weather are _______ in the ecosystem. *
1 point
abiotic factors
biotic factors
15. It is where living and non-living things work together. *
1 point
ecosystem
estuaries
intertidal zones
16. Which one does not belong to the list? *
1 point
bacteria
fungi
snail
virus
17. Which one does not belong to the list? *
1 point
algae
lichens
seaweeds
worms
18. It determines the level of water in intertidal and estuaries. *
1 point
temperature
weather
tide
time
19. The area in intertidal zone where water disappears during the low tide - *
1 point
upper intertidal
middle intertidal
lower intertidal
20. What is meant by ecological imbalance? *
1 point
The environment is full of resources.
There are plenty of consumers than producers.
The resources are outnumbered by the population of consumers.
Less food in the table
