443
Q:

The human heart is 

A) Neurogenic heart B) Myogenic heart
C) Pulsating heart D) Ampullary heart

Answer:   B) Myogenic heart



Explanation:

Hearts are of several types. In some invertebrates the heart is simulated by the nervous system to do its work. Such hearts are called Neurogenic hearts. The Human heart is myogenic. i.e, it recieves the stimuli for contraction from the muscular node called sinu-auricular node or pace maker.

Subject: Biology
Q:

The fat digesting enzyme Lipase is secreted by which of the following

A) Kidneys B) Pancreas
C) Large Intestine D) Liver
 
Answer & Explanation Answer: B) Pancreas

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0 10
Q:

Which of the following is not true about Pteridophyta?

A) Dominant phase is saprophytes B) Main plant body is diploid
C) Seeds are present D) Flowers are absent
 
Answer & Explanation Answer: C) Seeds are present

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1 18
Q:

Which of the following glands is a source of the enzyme Ptyalin?

A) Pancreas B) Thyroid Gland
C) Pituitary Gland D) Salivary Glands
 
Answer & Explanation Answer: D) Salivary Glands

Explanation:
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1 20
Q:

Which of the following is the main end product of carbohydrate digestion?

A) Fats B) Lipids
C) Glucose D) Cellulose
 
Answer & Explanation Answer: C) Glucose

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0 35
Q:

Contraction of heart is also known as

A) Systole B) Aristotle
C) Diastole D) Lub
 
Answer & Explanation Answer: A) Systole

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0 13
Q:

Which organisms can help to carry out Vermicomposting?

A) Nitrifying Bacteria B) Earthworms
C) Algae D) Fungus
 
Answer & Explanation Answer: B) Earthworms

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1 26
Q:

The auxiliary buds _____.

A) grow endogenously from the pericycle B) arise endogenously from the main growing point
C) is an embryonic shoot located in the axil of a leaf D) arise exogenously from the epidermis
 
Answer & Explanation Answer: C) is an embryonic shoot located in the axil of a leaf

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0 37
Q:

Which of the following is the largest part of the human brain?

A) Ribs B) Cerebrum
C) Pons D) Thalamus
 
Answer & Explanation Answer: B) Cerebrum

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0 25