Q:

Lipids are insoluble in water because lipids are

A) Hydrophobic	B) Zwitter ions
C) Hydrophylic	D) Neutral

Answer & Explanation Answer: A) Hydrophobic

Explanation:

Lipids are soluble in solvents of low polarity, which simply means that lipids are soluble in nonpolar solvents. This solubility property is a result of the large nonpolar regions that are indicative of the lipid molecule.

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Q:

Biogeochemical cycles are crucial to ecosystem function because

A) they keep the planet warm enough for living things to survive	B) energy flows through ecosystems in one direction only and is eventually dissipated as heat
C) they prevent catastrophic extinctions	D) nutrients and other life-sustaining molecules are in limited supply and must be continually recycled

Answer & Explanation Answer: D) nutrients and other life-sustaining molecules are in limited supply and must be continually recycled

Explanation:

Biogeochemical cycles are crucial to ecosystem function because ::

1. Chemical elements are available in only limited amounts and must be recycled.

2. Nutrients and other life-sustaining molecules are in limited supply and must be continually recycled.

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Q:

Which of the statements about the Supreme Court are true

A) a state law may be overturned by the Supreme Court	B) the Supreme Court can determine if the actions of the President are legal
C) the Surpreme Court detemrines the Constiutionality of all laws passed by Congress	D) All the above

Answer & Explanation Answer: D) All the above

Explanation:

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Q:

A continuous belt of urban population progressively linking several cities is known as

A) Metropolis	B) Megalopolis
C) Conurbation	D) City sprawl

Answer & Explanation Answer: C) Conurbation

Explanation:

Metropolis is a central city with the developed area surrounding it while Megalopolis is a region made up of 2 or more metropolitan areas.

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Q:

Kala Ghoda festival, India’s largest multi-cultural street festival begins in which place?

A) Mumbai	B) Kolkata
C) Thiruvananthapuram	D) Panaji

Answer & Explanation Answer: A) Mumbai

Explanation:

The Kala Ghoda Arts Festival is annual festival, nine days long, commencing always on the first Saturday of February and closing always on the second Sunday in February, in the Kala Ghoda area of South Mumbai, India.

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Q:

In which Organelle does Cellular Respiration Occur?

A) Chloroplast	B) ATP and NADPH
C) Cytoplasm	D) Mitochondria

Answer & Explanation Answer: D) Mitochondria

Explanation:

Mitochondria is the Organelle in which Cellular Respiration Occur.

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Q:

Nucleotides are attached by bonds between the

A) phosphates and sugars	B) nitrates and sugars
C) nitrates and phosphates	D) sugars and hydrates

Answer & Explanation Answer: A) phosphates and sugars

Explanation:

In DNA, adjacent nucleotides are linked by a phosphodiester bond: a covalent bond is formed between the 5' phosphate group of one nucleotide and the 3'-OH group of another.

Hence, in this manner, each strand of DNA has a "backbone" of phosphate-sugar-phosphate-sugar-phosphate.

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Q:

Which among the following is the disadvantage of circular list?

A) An info field that contains the information stored in the node	B) Can’t traverse the list backward
C) A pointer to the node is given we cannot delete the node	D) Both 2 and 3

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