Questions

Question 1

Exchange of our occurs in

Answer 1

Alveoli

Question 2

What organ would the blood contain the least amount of oxygen

Answer 2

Vena cava

Question 3

What is the primary function of the kidney

Answer 3

Filter waste from the blood

Question 4

What. Observation can be made in the lime water went out is sucked through the short tube

Answer 4

No change

Question 5

What observation can be made in the lime water when the air is blowing through the long tube

Answer 5

Lime water turns milky

Question 6

What organ contains filtering units

Answer 6

Kidney

Question 7

What does the oviduct, Ovary, cervix do

Answer 7

The cervix opens during child birth
Ovary contains eggs
Oviduct carry egg from ovary to uterus

Question 8

What is the largest and the best known turtle in Fiji

Answer 8

Greene turtle

Question 9

Coral reef soulmate up of thousands of tiny animals called

Answer 9

Coral polyps

Question 10

How can soil be conserved

Answer 10

By terrace farming

Question 11

An example of conservation farming is

Answer 11

Crop rotation

Question 12

How are coral reefs and mangrove ecosystem similar

Answer 12

They provide medicine, protect shorelines, they both have salty water

Question 13

What are some of the threat to the mangrove Eco system

Answer 13

Overharvesting of mangroves and dispose of waste

Question 14

How can you protect mangroves

Answer 14

Afforestation of mangroves in many areas, declare mangrove protected area

Question 15

How are mangroves threatened by human activities

Answer 15

Sewage disposal in Ocean

Global warming and climate change

Question 16

How do humans benefit from Coral reefs

Answer 16

They provide economic benefit, protect shoreline, for tourist attraction

Question 17

How do you humans benefit from mangroves

Answer 17

Provide source of lighting, protects shoreline, improves water quality

Question 18

A positively charged subatomic particle is called

Answer 18

A proton

Question 19

What is a property of metal

Answer 19

Mostly exist as solids

Question 20

The type of chemical reaction where an insoluble solid forms when two solutions are mixed together

Answer 20

Precipitation

Question 21

Difference between magnetic and a non-magnetic metal

Answer 21

Magnetic metals are those metals that can be attracted by a magnet where is non-magnetic metal is not attracted to the magnet

Question 22

What are the observations that would be seen after carrying out a copper sulfate solution with the iron nail in it a.k.a. displacement

Answer 22

Reddish brown deposit will be seen on the nails and the color of the solution changes from blue to pale blue or colorless

Question 23

What is formed when an atom loses electrons

Answer 23

A cation

Question 24

What is formed when an atom gains electrons

Answer 24

Anion

Question 25

What is the best magnetic metal

Answer 25

Iron

Question 26

The positive electrode in electrolysis us is called

Answer 26

Anode

Question 27

State why elements in group one have same similar chemical properties

Answer 27

Because they have the same number of valence electrons

Question 28

Why are the elements in noble gases or group 8 unreactive

Answer 28

They are unreactive because The atoms all the elements have a full outer shell of electrons

Question 29

Atoms are composed of

Answer 29

Electrons and nuclei

Question 30

What does the esophagus, liver, stomach, pancreas, large intestine, small intestine do

Answer 30

It’s in the paper

Question 31

What is dissecting pan, methylated spirit, forceps, scapel do

Answer 31

It’s in the paper

Question 32

How can coral reef eco systems be conserved

Answer 32

By preventing the use of dynamite