IGCSE Biology Paper-2: Specimen Questions with Answers 164 - 165 of 203

Question 164

Edit

Question

MCQ▾

The food label is from a packet of cereal.

The label can help someone who is concerned about their diet

The food label is from a packet of cereal.

The Food Label is from a Packet of Cereal

Loading image

A person eats 50 g of cereal.

One of the food types listed in the label can help prevent constipation.

How many grams of this food type does the person eat?

Choices

Choice (4)
a.2.8 g
b.0.7 g
c.1.5 g
d.27 g

Answer

c.

Explanation

  • Roughage is simply referred to as dietary fiber. It is the indigestible portion of food obtained from plants. They do not provide any nutrient to our body but play an essential part of a healthy diet plan.
  • Functions of roughage: Its main function is to add bulk to the diet, which in turn aids in the digestion process and healthy function of the bowel system. Prevents constipation and helps in getting rid of undigested food. They help in retaining water in the body. Some roughage foods include fruits, apples, pears, and whole grapes, whole grains, and green leafy vegetables.
Functions of roughage

Functions of Roughage

Loading image

Question 165

Edit

Question

MCQ▾

Which structures contain a cell nucleus?

Key

√ Present

× Absent

Choices

Choice (4)
a.Red blood cells-√√√, White blood cells-, Platelets-
b.Red blood cells-×√×, White blood cells-, Platelets-
c.Red blood cells-×××, White blood cells-, Platelets-
d.Red blood cells-××√, White blood cells-, Platelets-

Answer

b.

Explanation

Blood cell RBCs WBCs and Platelets

Blood Cell RBCs WBCs and Platelets

Loading image