On environment and ecology The Hindu Science Quiz
A coral reef ecosystem is pictured at Palmyra Atoll National Wildlife Refuge in the Pacific Remote Islands Marine National Monument in the Pacific Ocean south of Hawaii, US in this undated handout photo obtained by Reuters September 27, 2017.
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1 / 5 |
Which of the following statements about elephants is not true?
- African elephants and Asian elephants are different species
- Elephant calves can stand up and walk after one week after birth
- Males leave their family after puberty and roam with other males or singly
- Elephants can detect and communicate with seismic signals
Elephant calves can, in fact, stand a mere 20 minutes after birth.
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2 / 5 |
A report from International Union for Conservation of Nature published in February 2021 warns of a serious threat to ecosystems. Which of the following does it talk about?
- Coral bleaching
- Elephants, tigers and such large mammals
- Freshwater fishes
- Marine fauna
It suggests that one-third of all freshwater fish species is facing extinction and suggests a six-point programme to save them.
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3 / 5 |
Which of these ecological zones is practically circumpolar (circles the North pole)?
- Boreal zone
- Tropical forests
- Grasslands
- Temperate forests
Boreal zone includes Canada, the U.S., Norway, Sweden, Russia China and a few other countries. It covers 14% of the land and 33% of forested area.
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4 / 5 |
How many terrestrial ecological regions have been classified on Earth?
- less than 20
- 50-100
- 300-400
- above 800
There are 867 ecological zones as counted in terrestrial ecozones of the world. These are classified into 14 major habitat types such as forests, grasslands etc.
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5 / 5 |
Which of the following is the zoological name for Indian cobra?
- Arctia caja
- Naja naja
- Bombus lapidaries
- Delias eucharis
Naja naja is the name of the Indian cobra, found in India, Pakistan, Bangladesh, Srilanka, Nepal and Bhutan and is one of the big four snakes.
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