Env Flashcards
Using which two chemicals is food made in hydrothermal vents
Methane and hydrogen sulphide
Are micro algae eukaryotes or prokaryotes?
Eukaryotes
Are micro algae unicellular or multicellular?
Unicellular
Three examples of micro algae
Die atoms, dinoflagellates, and Cocolithophores
Arrange the three micro algae that you know in descending order of their size
Die atoms > dino> coco
What is the biggest biogenic source of silica
Die items
Who are calcifying phytoplankton?
Kohli force
Who are also known as zoo xanthellae
Dinofl
Who lives in symbiotic relationship with zooxant
Coral
Name three type of macro algae
Red brown green
Example of red algae
Gracilaria species and geridiela
Source of Agar
Gracileria species
Dxample
Of brown algae
Sargassum, kappapjycus alvarezi
Source of alginate
Sargassum
Which algae is grown in Tamil Nadu, but it has become a invasive species
Kappaphycus alvarezi
Example of green algae
Ulva
Source of ulvum
Ulva
Which algae is also called as sea lettuce?
Ulva
Which animal eats Alva?
Manatees
Which animal is known as sea cow?
Manatees
Which algae is a very good source of iron?
Ulva
Mention one of the fastest growing algae
Kelp
Who eats kelp
Sea urchins
Which file is known to have Spinny skin?
Echinoderms
Who eats sea urchins
Otters
Mention three types of aquatic organisms
Planktons nektons benthos
Can plankton swim?
No
What are animal like plankton called?
Zoo plankton
Name two bacteria that can fix atmospheric nitrogen
Nostoc and Anabena
Whichcyano bacteria is important source of protein?
Arthrospira
Red Sea is red because of which bacteria?
Siano bacteria called
Trichodesmium erithraem
Examples of zoo planktons
Jelly fish, foraminiferas, krills, copepods
Tell the chain of biological carbon pump
Co2 to Phytoplankton to zoo plankton to small fish to large fish, which dies to Ocean flour
Which farming is carbon negative farming?
Seaweed farming
Chain of sea grass
Sera to Dugong 2 Tiger shark
What are five types of popular interaction?
Mutualism, commensalism competition, antagonism amensalism
++
Mutualism
++ eg
Coral (provides shelter) and zoo xanth(provides food)
Mention two types of ++
Obligatory facultative
Which type of mutualism is necessary for survival?
Obligatory
Eg of obligatory
Their lives are protozoa in the gut of the termite, which helps in the digestion of deadwood
Facultative eg
Bees plants
Can virtual ism be obligatory or facultative for one or both of them?
Yes
Of
Oo
Ff
Can zoo xanth live anywhere else if expelled by coral polyps?
Yes
Wg of Cnidaria phylum
Coral, jellyfish, sea anemones, hydra, sea pens, sea fans, Portuguese man o war
+o
Commensalism
Eg of +o
Cowdung(o) and beetles +
Cattle egret sitting next to grazing cattle to
Catch insects
- eg
Competition
Grass: grasshopper, deer, goat
+-
Antagonism
Eg of +-
Predator prey
Parasite
Which fish is known to eat mosquito larvae
Gambusia
-o
Ammensalism
Eg of -o
Fungi (blue mold) on bread releases penicillin, which kills certain bacteria, though this chemical is harmful for blue mold
Which toxin does e coli produce?
Shiga toxin
Which bacteria is an important indicator of water pollution?
E coli (found in faecal matter)
Name any indicator species
Lichens , their absence, syndicate, air pollution
Canary in coal mines
Indicator species
Probiosis?
At least one of the organism benefits, and no one suffers, the loss includes mutualism and commensalism
Allelopathy
Phenomenon, where certain organisms release certain chemicals which have prohibitory effect on the others
Eg of allelopathy uses
Biological control of Best
Give biotic and biotic interaction under response to surrounding
To conform
To regulate,
To migrate
To suspend
To conform?
Inner conditions in influenced by changes to outside
Eg of conforming
Ectotherms(cold blooded)
Poikilotherms(fluctuating inner temperature)
Another name for animals, who have fluctuating innertemperature
Poikilotherms
To regulate?
Irrespective of the outside conditions, they are able to maintain constant internal conditions
Eg of regulating animals
Endotherms
Homeotherms
To migrate
Escape in space
Eg of migration
Siberian cranes
Do cyber cranes still visit Rajasthan?
No, earlier used to visit KeolaDev
IUCN red list status of siberian cranes
Critically endangered
Where does eastern siberian crane migrate to?
China near three gorgeous dam
Serengity migration between which two countries
Kenya to Tanzania
To suspend?
To become inactive
Example examples of suspension
Hibernation that is winter, sleep like rats, bat, squirrels, bears, frog
What is summer sleep called?
Aestivation
Suspending growth
Diapause
Examples of animals who suspended growth
Monarch butterfly
Queen bees
Antarctic midge
Arctic woolly bear moth
What is temporary hibernation called?
Torpor
What are the functions of ecosystem?
Energy flow and nutrient cycling
What are the losses from plants? Herbie wars in Carnival is called?
Respiration losses
What do plants reviewers and carnivores end up in energy flow?
That matter
Who is the final user of energy?
Decomposer
Examples of macro nutrients
Carbon, hydrogen, oxygen, nitrogen, phosphorus, potassium, calcium, magnesium, sulphur
Examples of micro nutrients
Zinc, manganese, nickel, molybdenum, boron, chlorine, copper iron
Do dinoflagellates needs silica?
No
Who gave the concept of food chain?
Elton
Explain food chain involving diatoms
Die atoms to crustaceans (crabs) to herring (silver, Darling) small fish
Food chain involving phytoplankton
Phytoplankton to zoo plankton to small fish to large fish
