Biology Questions

Q:

Who is known as father of Zoology

A) Darwin B) Aristotle
C) Lamark D) Theophrastus
 
Answer & Explanation Answer: B) Aristotle

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology

95 15217
Q:

The human heart is 

A) Neurogenic heart B) Myogenic heart
C) Pulsating heart D) Ampullary heart
 
Answer & Explanation 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.

Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology

65 12245
Q:

Spermology is the study of

A) Seed B) Leaf
C) Fruit D) Pollen grain
 
Answer & Explanation Answer: A) Seed

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology

50 11342
Q:

13 - Chambered heart occurs in

A) Leech B) Earthworm
C) Snail D) Cockroach
 
Answer & Explanation Answer: D) Cockroach

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology

60 11261
Q:

Animal without red blood cells

A) Frog B) Earthworm
C) Snake D) Peacock
 
Answer & Explanation Answer: B) Earthworm

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology

44 9876
Q:

The phenomenon of summer sleep by animals is called

A) hibernation B) aestivation
C) laziness D) lethargy
 
Answer & Explanation Answer: B) aestivation

Explanation:

Aestivation is summer sleep. Many organisms like the snails do not find it comfortable in summer. They withdraw and lead a life with reduced BMR (basic Metabolic Rate) in a state of  dormancy.

Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology

41 9641
Q:

Name the blood cells in which nucleus is absent

A) Lymphocytes B) Blood Platelets
C) Monocytes D) Eosinophils
 
Answer & Explanation Answer: B) Blood Platelets

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology

50 8785
Q:

The energy released by 1 gram of glucose is

A) 6 kcal B) 4 kcal
C) 5 kcal D) 3kcal
 
Answer & Explanation Answer: B) 4 kcal

Explanation:
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology

36 8334