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Q:

Appetite is triggered by

A) stomach enzymes B) pancreatic enzymes
C) physiological drive D) environmental cues such as the smell or taste of food
 
Answer & Explanation Answer: D) environmental cues such as the smell or taste of food

Explanation:

Appetite is the desire to eat food, sometimes due to hunger. Appetite is triggered by environmental cues such as the smell or taste of food. Appealing foods can stimulate appetite even when hunger is absent.

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Q:

Which type of permanent tissue helps the aquatic plants to float?

A) Aerenchyma B) Collenchyma
C) Sclerenchyma D) No option is correct
 
Answer & Explanation Answer: A) Aerenchyma

Explanation:
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3 825
Q:

Haemoglobin is an important component of _______.

A) white blood cells B) red blood cells
C) plasma D) all options are correct
 
Answer & Explanation Answer: B) red blood cells

Explanation:
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3 763
Q:

Anaemia is caused because of deficiency of which of the following?

A) Cobalt B) Iron
C) Sodium D) Calcium
 
Answer & Explanation Answer: B) Iron

Explanation:
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3 879
Q:

Polyploidy arises due to change in the

A) number of chromatids B) structure of genes
C) number of chromosomes D) structure of chromosomes
 
Answer & Explanation Answer: C) number of chromosomes

Explanation:
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Q:

Increased RBC's in the blood leads to a condition called __________ .

A) Anemia B) Haemophilia
C) Polycythemia D) Leukaemia
 
Answer & Explanation Answer: C) Polycythemia

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3 749
Q:

___________ is a hormone that regulates the amount of glucose in the blood.

A) Glucogen B) Thyroxine
C) Oxytocin D) Insulin
 
Answer & Explanation Answer: D) Insulin

Explanation:
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3 669
Q:

Pellagra and Scurvy are caused by which pair of vitamin deficiency respectively _______________

A) VitaminC and VitaminD B) VitaminB-12 and VitaminC
C) VitaminC and VitaminA D) Vitamin A and VitaminB-12
 
Answer & Explanation Answer: B) VitaminB-12 and VitaminC

Explanation:
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