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Q:

Which of the following causes adiabatic temperature changes in atmosphere?

A) Deflection and advection B) Latent heat of condensation
C) Expansion and compression of the air D) Partial absorption of solar radiation by the atmosphere
 
Answer & Explanation Answer: C) Expansion and compression of the air

Explanation:

Application of temperature changes in the atmosphere is in adiabatics, or temperature change which are caused by compressing or allowing air to expand.

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Filed Under: Physics
Exam Prep: Bank Exams

Q:

A protein is synthesized in the endoplasmic reticulum bound ribosomes and it targets to the inner thylakoid space of chloroplast. How many double-layered membrane layers it has to pass to reach its destination?

A) 2 B) 3
C) 4 D) 5
 
Answer & Explanation Answer: B) 3

Explanation:

There are 3 double-layered membrane layers, which the protein has to pass to reach its destination.

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Filed Under: Biology
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Q:

Lysosome is formed from which of the following cell organelles?

A) Nucleus B) Endoplasmic reticulum
C) Golgi bodies D) Ribosomes
 
Answer & Explanation Answer: C) Golgi bodies

Explanation:

•Lysosomes are spherical membranous sacs of enzymes.

•The lysosome membrane helps to keep its internal compartment acidic and separates the digestive enzymes from the rest of the cell.

•Lysosomes are formed by budding from the Golgi complex.

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Filed Under: Biology
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Q:

Which one of the following pairs about organ/part that helps in locomotion is not correctly matched?

A) Euglena : Flagellum B) Paramecium : Cilia
C) Nereis : Pseudopodia D) Starfish : Tubefeet
 
Answer & Explanation Answer: C) Nereis : Pseudopodia

Explanation:

Euglena move by a flagellum (plural ‚ flagella), which is a long whip-like structure that acts like a little motor.

The paramecium uses its cilia to sweep the food along with some water into the cell mouth after it falls into the oral groove.

The underside of the starfish is covered with hundreds of tube feet, which it uses for walking around, for attaching tightly to rocks, and for holding on to prey.

Nereis possess setae and parapodia for locomotion

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Filed Under: Biology
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Q:

In which one of the following types of connective tissues in animals does fat get stored?

A) Adipocyte B) Chondrocyte
C) Osteocyte D) Reticulocyte
 
Answer & Explanation Answer: A) Adipocyte

Explanation:

Adipocytes are the major source of leptin production, and plasma leptin concentrations directly correlate with the amount of total body fat.

Adipocytes are highly specialized cells that play a crucial role in the energy balance of most vertebrates.

Adipocytes convert excess energy to tri-acylglycerol and deposit it during feeding in preparation for periods of food deprivation.

Adipocytes may become enlarged by increased fat storage

 

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Filed Under: Biology
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Q:

Which one of the following is a true fish as per the biological system of classification?

A) Silverfish B) Jellyfish
C) Cuttlefish D) Flying fish
 
Answer & Explanation Answer: D) Flying fish

Explanation:

Cuttlefish or cuttles are marine animals of the order Sepiida. They belong to the class Cephalopoda, which also includes squid, octopuses, and nautiluses. Cuttlefish have a unique internal shell, the cuttlebone. Despite their name, cuttlefish are not fish but molluscs.

Jellyfish are soft bodied, free-swimming aquatic animals with a gelatinous umbrella-shaped bell and trailing tentacles.

 

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Filed Under: Animals and Birds
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Q:

Four words are given, out of which only one word is spelt correctly. Choose the correctly spelt word and click the button corresponding to it.

A) Serendipty B) Serendipity
C) Serndipity D) Sernidipity
 
Answer & Explanation Answer: B) Serendipity

Explanation:
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Filed Under: English
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Q:

In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it.
GREGARIOUS

A) UNSOCIABLE B) UNSYMPATHETIC
C) UNGRATEFUL D) UNATTRACTIVE
 
Answer & Explanation Answer: A) UNSOCIABLE

Explanation:
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Filed Under: English
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