Which of these animals excretes nitrogenous waste mainly as uric acid?
Correct answer A. Birds
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Everyday Science MCQs
Page 83 of Everyday Science multiple-choice questions with answers. Tap an option to check yourself.
Page 83 of 198
In which type of vegetables is vitamin A found?
Correct answer B. Green vegetables
In which plants do leaves have a thick, waxy, leathery cuticle?
Correct answer A. Xerophytes
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What is the protein content of the edible part of an egg?
Correct answer B. 13.3%
To which thermal group do bats and hummingbirds belong?
Correct answer D. Heterotherms
Alzheimer’s disease in humans is marked by the degeneration of which cells?
Correct answer A. Nerve cells
A 0.4 cm stone is blocking the outlet of the renal pelvis, causing mild to moderate obstruction. Which technique would be chosen to remove it?
Correct answer C. Extracorporeal shock wave lithotripsy
The protein content of wheat is approximately:
Correct answer C. 12%
What is the average salinity of ocean water, in grams of salt per kilogram of water?
Correct answer A. 35 grams
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Which vascular channels are associated only with juxtamedullary nephrons?
Correct answer D. Vasa recta
What is the sum of all the ecosystems on earth called?
Correct answer B. Biosphere
In the urea cycle, how many ammonia molecules combine with one CO2 molecule to make one urea molecule?
Correct answer D. 2
The pedosphere is made up of which components?
Correct answer D. All of the above
Which of these nitrogenous wastes is the most toxic?
Correct answer B. Ammonia
An ice mass covering more than 50,000 square kilometres of land is classified as what?
Correct answer B. Ice sheet
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In osmosis, in which direction do water molecules move across a semipermeable membrane?
Correct answer A. Lower solute concentration to higher solute concentration
What is the direct change of ice and snow into water vapour called?
Correct answer A. Sublimation
What is the normal body temperature of mammals such as humans?
Correct answer B. 36 – 38°C
What is the central part of the Earth called?
Correct answer B. Core
Which fish drink large amounts of sea water and produce small amounts of concentrated urine, removing salt while keeping water loss to a minimum?
Correct answer A. Bony fishes