Introduction

Question 1

What are the characteristics of all living organisms?

Answer 1

1. cellular organisation
2. Ordered complexity
3. Energy utilisation
4. Homeostasis
5. Sensitivity to the environment
6. Growth and development
7. Reproduction
8. Evolutionary adaptation.

Question 2

List the hierarchical Organisation.

Answer 2

Molecular,Cellular,Organismal,Population,Ecosystem,Biosphere.

Question 3

Hierarchical organisation- Name 3 items within the cellular level.

Answer 3

macromolecule,Organelle,Cell

Question 4

Hierarchical Organisation- Name 4 things in the Organismal level.

Answer 4

Tissue,Organ,Organ system,Organism.

Question 5

Hierarchical Organisation- Molecular

Answer 5

DNA,RNA,Proteins,atoms,molecules,biological compounds.

Question 6

Life is an emergent property that appears at the level of the…?

Answer 6

Cell

Question 7

What do emergent properties result from?

Answer 7

Interaction of components?

Question 8

By looking at the parts themselves can we deduce emergent properties?

Answer 8

No.

Question 9

Which levels of organisation does Ecology look at?

Answer 9

Biosphere,Communities,Populations,Individuals

Question 10

Which levels of organisation does evolution look at?

Answer 10

Populations,Individuals.

Question 11

Which levels of organisation does genetics look at?

Answer 11

Individuals,cells,molecules.

Question 12

Which organisational level looks at cells and molecules?

Answer 12

Cells

Question 13

Name 3 of the “10 rules of Life”

Answer 13

Cell theory,Evolution by natural selection,Structure is essential to function.

Question 14

Life consists of ….

Answer 14

Open,non-equilibrial,persistent systems

Question 15

The fundamental unit of biology is

Answer 15

A cell

Question 16

Life requires a system to…

Answer 16

Store,use and transmit information.

Question 17

Living systems vary in…

Answer 17

Composition and structure

Question 18

Living systems consist of…

Answer 18

Complex sets of interacting parts.

Question 19

Complexity leads to..

Answer 19

Emergent properties.

Question 20

Complexity creates roles for …

Answer 20

Contingency

Question 21

Living systems are capable of …

Answer 21

Change over time

Question 22

Life arose from

Answer 22

Non-life.

Question 23

What are the tools of Biology?

Answer 23

Observation,Description,microscopy,Cell fractionation,Separation technologies,model organisms,Recombinant DNA tech.,Bioinformatics.

Question 24

When general principles allow specific predictions it is..

Answer 24

educative reasoning

Question 25

when specific observations are used to develope general conclusions it is…

Answer 25

Inductive reasoning.

Question 26

What is scientific method?

Answer 26

A systematic approach to understand the natural world

Question 27

Observation,………….,prediction,……,conclusion. Model. What’s missing?

Answer 27

Hypothesis formation and experimentation

Question 28

What tests the hypothesis?

Answer 28

Experiments.

Question 29

A hypothesis is

Answer 29

A possible explanation for an observation.
Tested to determine validity
Tested in different ways
Allows for predictions to be made.
An iterative process

Question 30

Scientific theory is

Answer 30

Body of interconnected concepts.
Supported by much experimental evidence and scientific reasoning.
Expresses ideas of which we are most certain.

Question 31

What was Darwins contribution to the theory of evolution?

Answer 31

A mechanism- natural selection.

Question 32

Was Darwin the first person to propose evolution?

Answer 32

No . Malthus An essay on the principle of population.populations increase geometrically, food supply increases arithmetic ally.

Question 33

Homologous structures

Answer 33

Same evolutionary origin but differ in structure and function.

Question 34

Analogous structures

Answer 34

Different origins but used for the same purpose

Eg wings of a butterfly and bird.