Biology MCQs

Attempt Biology MCQs from the past papers of PPSC, KPPSC, SPSC, BPSC, and NTS.

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Q 201: Animal without a vertebrate column (backbone) in it:

A) Shark
B) Wale
C) Seahorse
D) Starfish

Q 202: Which of the following glands is large-sized at birth but reduces in size with aging?

A) Pineal
B) Pituitary
C) Thymus
D) Thyroid

Q 203: Organic compounds poured directly into the blood and transported to targeted tissue are:

A) Spleen
B) Pancreas
C) Hormones
D) None of these

Q 204: Insulin secreted by:

A) Liver releases
B) Pancreas
C) Stomach
D) None of these

Q 205: One of the following is not a function of bones in human body?

A) Protection of vital organs
B) Secretion of hormones
C) Place for muscle attachment
D) Production of blood corpuscles

Q 206: Which hormone is responsible for production of milk in human body?

A) Oxytocin
B) Prolactin
C) Thyroxin
D) Testosterone

Q 207: The thyroid gland located at the front of the neck produces hormones?

A) Thyroxine
B) Adrenaline
C) Calcitonin
D) None of these

Q 208: A nutritionally healthy diet consists of basic principles including Balance, Variety, and:

A) Excess
B) Extremes
C) Restriction
D) Moderation

Q 209: The most crucial step in nature's growth in the nutrient cycle is?

A) Primary Production
B) Secondary Production
C) Nutrient Cycle
D) Gross Production

Q 210: What is the main ingredient in guacamole?

A) Tomato
B) Onion
C) Avocado
D) Bell pepper

Q 211: The over-cooking of food should be avoided because it:

A) Makes the food difficult to digest
B) Reduces the nutrition value of food
C) Increases the nutrition value of food
D) Makes the food toxic

Q 212: The most difficult step in natural event in Nutrient Cycle is:

A) Secondary Production
B) Nutrient Cycle
C) Primary Production
D) None of these

Q 213: Fructose sugar is also known as:

A) Monosaccharides
B) Disaccharides
C) Maltose
D) None of these

Q 214: HP processing of fruit and vegetables mean:

A) High pressure
B) High process
C) High pasteurization
D) High performance

Q 215: Protein present in egg yolk is rich in:

A) Thiamine
B) Tocopherol
C) Calciferol
D) None of these

Q 216: Food is fermented by:

A) Insulin
B) Bacteria
C) Fungus
D) None of these

Q 217: Deficiency o f Vitamin A results in:

A) Night blindness
B) Rickets
C) Scurvy
D) Goiter

Q 218: Vitamin A is present in:

A) Egg
B) Vegetables and leaves
C) Orange
D) None of these

Q 219: Anti-Cancer vitamin is:

A) Vitamin A
B) Vitamin B
C) Vitamin C
D) Vitamin D

Q 220: Beri-Beri is a deficiency disease caused by an unbalanced diet low in:

A) Protein
B) Carbohydrates
C) Vitamin B1
D) vitamin A & B

Q 221: Vitamin that is produced by the body and is not found in fruits and vegetables.

A) Vitamin B1
B) Vitamin B12
C) Vitamin B6
D) Vitamin A

Q 222: Which vitamin is water soluble?

A) B
B) A
C) D
D) None of these

Q 223: Which vitamin is most soluble in water?

A) Vitamin B
B) Vitamin C
C) Vitamin B & Vitamin C
D) Vitamin D

Q 224: Vitamin B6 is also known as:

A) Retinol
B) Scurvy
C) Pyridoxine
D) Tocopherol

Q 225: Which vitamin is essential for the repair of tissues?

A) Vitamin A
B) Vitamin C
C) Vitamin K
D) None of these