BIOLOGY TERM 2

Question 1

What is the function of bile

Answer 1

Bile helps break down fats for digestion, neutralizes stomach acid in the small intestine, and excretes waste products from the body

Question 2

In which organs does the digestion of proteins take place.

Answer 2

Stomach, small intestines and pancrease.

Question 3

1. Where are lipase produced
2. where does it act
3. whats the substrate digested

Answer 3

1.Pancrease
2. small intestines
3. Fats and oils

Question 4

1. Where are protease-pepsin produced
2. Where does it act
3. Whats the substrate digested.

Answer 4

1. Stomach
2. stomach
3. proteins

Question 5

The functions of hydrochloric acid.

Answer 5

1. breaks down protein molecules
2. it provides acidic pH for optimum enzyme activity

Question 6

The subcellular structure in which photosynthesis takes place

Answer 6

chloroplasts

Question 7

Light transfers the energy required for photosynthesis to a green pigment called

Answer 7

chlorophyll

Question 8

The process of photosynthesis is described as ____________ because it requires energy transferred from its surroundings.

Answer 8

endothermic

Question 9

The correct word summary for photosynthesis

Answer 9

water+carbon dioxide——-> glucose+oxygen

Question 10

List three organs in the musculoskeletal system

Answer 10

Bones, muscles and cartilage

Question 11

List three organs in the circulatory system

Answer 11

Heart, blood and blood vessels

Question 12

List three organs in the respiratory system

Answer 12

Lungs, trachea and nasal cavity

Question 13

The thorax is separated from the abdomen by the

Answer 13

diaphragm

Question 14

which structure connects a bronchus to an alveolus

Answer 14

A bronchiole connects a bronchus to an alveolus in the lungs

Question 15

What does CHD stand for

Answer 15

Coronary heart disease

Question 16

Name the group of drugs prescribed to patients at high risk of heart disease to reduce cholesterol levels.

Answer 16

statins.

Question 17

Which substance is transported in the phloem.

Answer 17

Sucrose

Question 18

What is the movement in phloem called

Answer 18

Translocation

Question 19

What is ingestion

Answer 19

Food and drinks taken in the body

Question 20

What is absorption in the digestive system

Answer 20

Small food molecules and ions move through the wall of the intestines into the blood

Question 21

Function of the pancreas in the digestive system

Answer 21

Amylase, protease and lipase enzymes are produced here before being released into the duodenum

Question 22

Function of the gall bladder

Answer 22

Stores and releases bile

Question 23

What is physical digestion

Answer 23

the process of breaking down food into smaller pieces without changing the food’s chemical composition

Question 24

What is chemical digestion

Answer 24

Chemical digestion is the breakdown of large, insoluble molecules into small, soluble molecules

Question 25

In which organ is bile produced

Answer 25

Liver

Question 26

What is assimilation in the digestive system

Answer 26

The uptake and use of nutrients by cells.