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Q:

Honey that has high concentration of sugar does not decay because

A) Bacteria cannot survive in an active state as it is totally deprived of oxygen B) It contains natural antioxidant that prevents bacterial attack
C) Bacteria cannot survive in an active state in a solution of high osmotic strength as water is drawn out D) None of these
 
Answer & Explanation Answer: C) Bacteria cannot survive in an active state in a solution of high osmotic strength as water is drawn out

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Filed Under: Biology
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1 1502
Q:

Which among the following does not have a cell wall?

A) Euglena B) Paramecium
C) Gonyaulax D) Mycoplasma
 
Answer & Explanation Answer: D) Mycoplasma

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Q:

Bryophytes are also called ____________ of the plant kingdom.

A) Mammals B) Amphibians
C) Reptiles D) Insecta
 
Answer & Explanation Answer: B) Amphibians

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Q:

What distinguishes Atherosclerosis from Arteriosclerosis?

Answer

The condition of blockage of the artery due to plaque deposition in the walls which can lead to stroke or heart attack is called Atherosclerosis.


Whereas,


The condition in which the stiffening or hardening of the arteries is called as Arteriosclerosis.

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Subject: Biology Exam Prep: AIEEE , Bank Exams
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2 1499
Q:

Prothrombin, responsible for clotting of blood is released by_____.

A) Small Intestine B) Blood Platelets
C) Large Intestine D) Heart
 
Answer & Explanation Answer: B) Blood Platelets

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Q:

Which of the following organs do not have blood vessels?

A) Spleen B) Cornea
C) Liver D) None of the above
 
Answer & Explanation Answer: B) Cornea

Explanation:

Corneas are only tissues that don’t have blood vessels. Tissues are the level cellular organization in the human body which lies between cells and a complete organ. Tissues of similar cells group together to form an organ.

 

There are four types of tissues. They are :

Epithelial,

Connective,

Muscular, and

Nervous tissue.

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4 1494
Q:

Which of the following serves as a nutritive tissue for the growing embryo?

A) Ovule B) Zygote
C) Ovary D) Endosperm
 
Answer & Explanation Answer: D) Endosperm

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Q:

Which of the following bacteria is responsible for the formation of curd?

A) Lycopodium B) Yeast
C) Lacto-bacillus D) Fungus
 
Answer & Explanation Answer: C) Lacto-bacillus

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