EVERYDAY SCIENCE

SCIENCE

ENVIRONMENTAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following describes a single population?
A
All insects living in a coniferous forest
B
All the animals and plants living in a farmer’s field
C
All sea turtles of the same species living on an isolated island
D
None of the above
Explanation: 

Detailed explanation-1: -There are an estimated 1, 030, 000 nesting female sea turtles living in our oceans. If 90% of all sea turtles are female, the additional 10% of male sea turtles puts the total figure for sea turtles left in the world at around 1, 133, 000-one-million, one-hundred and thirty-three thousand.

Detailed explanation-2: -The olive ridley is the most abundant sea turtle in the world. Each year, there are probably about 500, 000 to 600, 000 females nesting in arribadas (mass nesting sites) in Costa Rica, 450, 000 in Mexico and about 135, 000 in India; with a total female population of about 2 million turtles.

Detailed explanation-3: -Sometimes, small groups of fish cluster around green turtles pecking at their shells. This is an example of a symbiotic relationship (a long standing relationship between two species). When both species benefit: the turtle gets its shell cleaned and the fish gets a meal, this special relationship is called mutualism.

Detailed explanation-4: -Hawksbill Turtle. Loggerhead Turtle. Leatherback Turtle. Green Turtle. Olive Ridley Turtle. Hawksbill Turtle. Loggerhead Turtle. Leatherback Turtle. More items

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