Question : Which of the following is correct about cold blooded animals?
Option 1: Their blood remains cold all the time
Option 2: Their body temperature changes in accordance with the atmosphere
Option 3: Their body temperature remains constant all the time
Option 4: They kill all the animals they come across
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Correct Answer: Their body temperature changes in accordance with the atmosphere
Solution : The correct option is their body temperature changes in accordance with the atmosphere.
Ectotherms, or cold-blooded animals, are organisms whose internal body temperature varies with the temperature of their surroundings. Their metabolism is heavily reliant on outside heat sources. Cold-blooded creatures have different ways for controlling their body temperature, but unlike warm-blooded animals (endotherms), they usually lack internal systems for maintaining a steady temperature regardless of their surroundings.
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Question : Identify the function of plasmid DNA.
Option 1: None of the given options are correct.
Option 2: To form blood cells.
Option 3: To confer certain unique phenotypic characters to bacteria.
Option 4: To help in the formation of RNA.
Question : A Sphygmomanometer measures the blood pressure in the
Option 1: Veins
Option 2: Arteries
Option 3: Eyes
Option 4: Synovial
Question : _____ is a hormone that regulates the amount of glucose in the blood.
Option 1: Glycogen
Option 2: Thyroxine
Option 3: Oxytocin
Option 4: Insulin
Question : Directions: Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word.) Dentist : Teeth :: Dermatologist : ?
Option 1: Bones
Option 2: Blood vessels
Option 3: Blood
Option 4: Skin
Question : Helium is added to the oxygen supply of deep-sea divers because it is
Option 1: less poisonous than nitrogen
Option 2: lighter than nitrogen
Option 3: readily miscible with oxygen
Option 4: less soluble in blood than Nitrogen at high-pressure
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