Biology Questions

Q:

Part of the plant where photosynthesis generally occurs

A) roots B) leaves
C) branches D) flowers
 
Answer & Explanation Answer: B) leaves

Explanation:

In a plant, photosynthesis generally occurs in the leaves part as leaves have chlorophyll which is used for making food using sunlight.

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3 1909
Q:

Visceral pain usually starts in which of the following?

A) Kidneys B) Abdomen
C) Rectum D) Esophagus
 
Answer & Explanation Answer: B) Abdomen

Explanation:

Visceral pain is a poorly localized, dull, or diffuse pain. It usually arises from the abdominal organs.

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3 1909
Q:

Mangroves are plants that have

A) Modified Roots B) Modified Stems
C) Respiratory Roots D) Respiratory Stems
 
Answer & Explanation Answer: C) Respiratory Roots

Explanation:
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4 1909
Q:

Mitochondrial DNA analysis is best suited for

A) analysis in which only a minute quantity of DNA material is available B) Forensic science analysis
C) analysis requiring greater discriminatory power than STR D) All of the above
 
Answer & Explanation Answer: B) Forensic science analysis

Explanation:

Mitochondrial DNA analysis is best suited for Forensic science analysis.

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4 1908
Q:

The cell wall in plants is interrupted by narrow pores carrying fine stands of cytoplasm which interlink the contents of the cells. These strands are called:-

A) Plasmahole B) Microvilli
C) Plasmodesmata D) Plasmalemma
 
Answer & Explanation Answer: C) Plasmodesmata

Explanation:

Plasmodesmata are interrupted by narrow pores carrying fine strands of cytoplasm, which interlink the contents of the cells.

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2 1908
Q:

Locust, Butterfly, Scorpion and Prawn are all examples of which Phylum?

A) Annelida B) Chordata
C) Arthropoda D) Platyhelminthes
 
Answer & Explanation Answer: C) Arthropoda

Explanation:
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2 1907
Q:

Intrapulmonary pressure is the

A) pressure within the alveoli of the lungs B) pressure within the pleural cavity
C) negative pressure in the intrapleural cavity D) None of the above
 
Answer & Explanation Answer: A) pressure within the alveoli of the lungs

Explanation:

Intrapulmonary pressure is the pressure within the alveoli of the lungs.

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4 1888
Q:

Myopia is connected with

A) Teeth B) Eyes
C) Lungs D) Skin
 
Answer & Explanation Answer: B) Eyes

Explanation:

Myopia is a disease connected with eyes. Myopia is also called as Nearsightedness.

 

  • It is a common vision condition in which you can see objects near to you clearly, but objects farther away are blurry.

 

  • It occurs when the shape of your eye causes light rays to bend (refract) incorrectly, focusing images in front of your retina instead of on your retina.
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3 1888