Biology Questions

Q:

Veins seen in the leaves, serve the function of

A) Transpiration B) Photosynthesis
C) Storage D) Conduction
 
Answer & Explanation Answer: A) Transpiration

Explanation:

Veins seen in the leaves, serve the function of Transpiration.

Related image

Transpiration is the process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere. 

 

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10 2040
Q:

ATP is a compound that is synthesized when

A) digestive enzymes break amino acids into smaller pieces B) energy stored in nitrogen is released froming amino acids
C) energy is stored in chemical bonds is released during cellular respiration D) chemical bonds between carbon atoms are formed by during photo synthesis
 
Answer & Explanation Answer: C) energy is stored in chemical bonds is released during cellular respiration

Explanation:
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2 2040
Q:

Which of the following groups is/are called phanerogams?

 

I. Thallophyte

II. Bryophyte

III. Pteridophyle

 

A) Only I B) Only II
C) All I, II and II D) No option is correct
 
Answer & Explanation Answer: D) No option is correct

Explanation:
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2 2037
Q:

What process immediately preceeded protein synthesis at the ribosome?

A) transcription B) replication
C) translation D) duplication
 
Answer & Explanation Answer: A) transcription

Explanation:

Protein synthesis at the ribosome is immediately preceeded by the transcription process.

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3 2032
Q:

Which of the following is not a function of proteins?

A) Build tissues such as bone and muscle B) Help to fight disease
C) Nail formation D) Store and transmit Heredity
 
Answer & Explanation Answer: D) Store and transmit Heredity

Explanation:

Protiens can help fight specific diseases, always there to regulate cell processes and build muscle/tissues.


Structural proteins also known as Fibrous proteins, are necessary components of your body. They include collagen, keratin and elastin. Collagen forms the connective framework of your muscles, bones, tendons, skin and cartilage. Keratin is the main structural component in hair, nails, teeth and skin.

 

  • Nucleic acids store and transmit heredity.
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8 2000
Q:

What structure separates the colon from the small intestine?

what_structure_separates_the_colon_from_the_small_intestine1539329010.jpg image

A) ileocecal valve B) Epiglottis
C) Sphincter D) None of the above
 
Answer & Explanation Answer: A) ileocecal valve

Explanation:
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3 1998
Q:

The term aerotolerant anaerobe refers to an organism that

A) uses oxygen or grows without oxygen. B) requires more oxygen than is present in air.
C) does not use oxygen but tolerates it. D) requires less oxygen than is present in air.
 
Answer & Explanation Answer: C) does not use oxygen but tolerates it.

Explanation:
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4 1987
Q:

Which statement describes decomposers?

A) Decomposers are insignificant organisms in the ecosystem and can be absent in some ecosystems. B) Decomposers can produce their own source of energy and can sometimes act as primary producers.
C) Decomposers are those organisms that recycle matter in the ecosystem.. D) All the above
 
Answer & Explanation Answer: C) Decomposers are those organisms that recycle matter in the ecosystem..

Explanation:

Decomposers are organisms that break down dead or decaying organisms, and in doing so, they carry out the natural process of decomposition.

 

The statement "Decomposers are those organisms that recycle matter in the ecosystem" describes decomposers.

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2 1982