Christmas Biology Exam Practice Test 1

32 Questions | By Dbm392 | Last updated: Mar 21, 2022 | Total Attempts: 140

Questions

Settings

Create your own Quiz

Christmas Biology Exam Practice Test 1 - Quiz

Practice for the Christmas Biology Exam using past BGCSE Paper 1 questions.

Questions and Answers

1.

What is the correct way to write the scientific name for modern man?
- A.
  
  Homo sapiens
- B.
  
  Homo Sapiens
- C.
  
  Homo Sapiens
- D.
  
  Homo sapiens
2.

A group of organisms which can produce fertile offspring with one another is called a
- A.
  
  Class.
- B.
  
  Family.
- C.
  
  Genus.
- D.
  
  Species.
3.

The bar graph shows the number of different types of organisms on a small coral reef. How many vertebrates are there on the reef?
- A.
  
  4
- B.
  
  7
- C.
  
  13
- D.
  
  20
4.

The diagram shows an aquatic ecosystem. Which of the labeled organisms form a population?
- A.
  
  X
- B.
  
  Y
- C.
  
  Z
- D.
  
  X, Y and Z
5.

The bar graph shows the relative quantities of organisms in a food chain. Which letter represents the herbivore?
- A.
  
  A
- B.
  
  C
- C.
  
  D
6.

Which cells in the leaf contain the most chloroplasts?
- A.
  
  Lower epidermal cells
- B.
  
  Palisade mesophyll cells
- C.
  
  Spongy mesophyll cells
- D.
  
  Upper epidermal cells
7.

Which part of the cell controls all activities?
- A.
  
  Cytoplasm
- B.
  
  Membrane
- C.
  
  Nucleus
- D.
  
  Vacuole
8.

The apparatus shows four potato cylinders of equal lengths in solutions of different salt concentrations. Which potato cylinder increased in length?
- A.
  
  A
- B.
  
  B
- C.
  
  C
- D.
  
  D
9.

The table shows three food testing chemicals and the results of the tests performed on coconut jelly. Which nutrients are present in the jelly?
- A.
  
  Fat, protein
- B.
  
  Fats, sugar
- C.
  
  Proteins, sugar
- D.
  
  Protein, sugar, fat
10.

The diagram shows the outline of some root cells. Which feature of cell P makes it more efficient in absorbing water than cell Q?
- A.
  
  The amount of its surface are
- B.
  
  The concentration of its cell sap
- C.
  
  The size of its vacuole
- D.
  
  The thickness of its membrane
11.

The table shows the conditions which affect the transpiration rate in plants. Which correctly shows the effects of changes in external conditions on the rate of transpiration?
- A.
  
  A
- B.
  
  B
- C.
  
  C
- D.
  
  D
12.

Why do leaves wilt when they lose a lot of water?
- A.
  
  Guard cells are flaccid
- B.
  
  Mesophyll cells are no longer turgid
- C.
  
  Phloem transport has stopped
- D.
  
  Stomata are closed
13.

Which correctly matches the structure with its function?
- A.
- B.
- C.
- D.
14.

Which of the following characteristics of living organisms enables them to detect and respond to stimuli?
- A.
  
  Excretion
- B.
  
  Growth
- C.
  
  Irritability
- D.
  
  Movement
15.

The diagram shows a mammal. Which characteristic of living things is represented by the arrows?
- A.
  
  Excretion
- B.
  
  Growth
- C.
  
  Nutrition
- D.
  
  Respiration
16.

Which of the following animal pairs are most closely related to each other?
- A.
  
  Bony fish and crawfish
- B.
  
  Frog and lizard
- C.
  
  Grouper and shark
- D.
  
  Lion and seahorse
17.

Which consumer obtains its energy from producers only?
- A.
  
  Carnivore
- B.
  
  Herbivore
- C.
  
  Decomposer
- D.
  
  Omnivore
18.

The diagram shows a foodchain. Overfishing the barracuda may result in the
- A.
  
  Decrease in the number of shads.
- B.
  
  Decrease in the number of prickly winkles.
- C.
  
  Increase in the number of crabs.
- D.
  
  Increase in the number of prickly winkles.
19.

Which process removes carbon dioxide out of the atmosphere?
- A.
  
  Combustion
- B.
  
  Decompostion
- C.
  
  Photosynthesis
- D.
  
  Respiration
20.

The diagrams show four types of instruments used to capture marine species. Which method is illegal in The Bahamas?
- A.
- B.
- C.
- D.
21.

Which is the most important method used today to protect the mangrove ecosystem?
- A.
  
  Limit collection of firewood.
- B.
  
  Moving the animals to a zoo.
- C.
  
  Pass laws to preserve the ecosystem.
- D.
  
  Put dams around the ecosystem.
22.

Which of the following is an example of osmosis?
- A.
  
  Mineral salts passing into root hairs
- B.
  
  Oxygen passing into the blood
- C.
  
  Sunlight entering the leaf
- D.
  
  Water moving into root hairs
23.

An experiment was set up to demonstrate a process which occurs in living organisms. After 30 minutes, the level in the thistle funnel rose. What does this show?
- A.
  
  Liquid X is a concentrated solution and Y is a dilute solution.
- B.
  
  Liquid X and liquid Y are dilute solutions.
- C.
  
  Liquid X is a dilute solution and liquid Y is a concentrated solution.
- D.
  
  Liquid X and liquid Y are concentrated solutions.
24.

Which enzyme breaks down fat?
- A.
  
  Amylase
- B.
  
  Carbohydrase
- C.
  
  Lipase
- D.
  
  Protease
25.

Which cell is best suited to transmit impulses?
- A.
- B.
- C.
- D.

More Biology Quizzes

Cell Organelles And Their Functions Quiz

Cell organelles help in the survival of cells through harvesting energy, making new proteins, and getting rid of dead cells. There exist about 12 organelles in a cell, and each has a specific objective that helps the body to...

Questions: 16 | Attempts: 77965 | Last updated: Mar 22, 2022

Sample Question
What is the function of a cell wall?

Structure and protection

Organizes DNA

Digests, recycles materials

Communication junction between adjoining cells

ATP formation

Transcription And Translation Quiz With Answers

Here is an interesting Transcription and Translation quiz that is designed to predict how well you comprehend the transcription and translation of DNA in Eukaryotes and Prokaryotes. Translation and Transcription are two...

Questions: 10 | Attempts: 58481 | Last updated: Mar 22, 2022

Sample Question
A Cell builds it's proteins from the Instructions encoded inits _________?

Cytoplasm

Cell Membrane

Amino acid

Lysosome

Genome

Cell Quiz: The Fundamental Unit Of Life!

How well do you about the fundamental unit of life, cells? Can you pass the quiz? All of us were taught in school that the cell is the basic fundamental unit of our lives. But are you confident about the fact that you remember...

Questions: 15 | Attempts: 40265 | Last updated: Mar 22, 2022

Sample Question
A cell will swell up if ___________________________.

The concentration of water molecules in the cell is higher than the concentration of water molecules in the surrounding medium

The concentration of water molecules in the surrounding medium is higher than the concentration of water molecules in the cell

The concentration of water molecules is same in the cell and in the surrounding medium

The concentration of water molecules does not matter