B3.2 - Animals & Plants

Question 1

Asexual reproduction

Answer 1

When a plant produces a individuals that are genetically identical to itself

Question 2

Chlorophyll

Answer 2

The natural compound present in green plants that gives them their colour

Question 3

Chloroplast

Answer 3

An organelle that contains chlorophyll that catches sunlight and converts it into useful energy

Question 4

Classification key

Answer 4

A set of questions about the characteristics of living things

Question 5

Continuous variation

Answer 5

Results that come in a range

Question 6

Discontinuous variation

Answer 6

Refers to things like eye colour or blood group, which have a limited number of possible values

Question 7

Fertilisation

Answer 7

The action or process of fertilising an egg or a female animal or plant

Question 8

Genus

Answer 8

A class, kind, or group marked by common characteristics or by one common characteristic

Question 9

Glucose

Answer 9

A type of sugar; the chief source of energy for living organisms

Question 10

Inheritance

Answer 10

The process of transmission of genes from parent to offspring

Question 11

Invertebrate

Answer 11

An animal lacking a backbone, such as an arthropod, mollusc, annelid, coelenterate, etc

Question 12

Iodine

Answer 12

A nonmetallic chemical element and the heaviest nonradioactive halogen

Question 13

Mean

Answer 13

The total sum of values in a sample divided by the number of values in your sample

Question 14

Median

Answer 14

The middle value in a set of numbers arranged in increasing order

Question 15

Mode

Answer 15

The observation which has the highest frequency

Question 16

Photosynthesis

Answer 16

The process by which green plants and certain other organisms transform light energy into chemical energy

Question 17

Pollination

Answer 17

The act of transferring pollen grains from the male anther of a flower to the female stigma

Question 18

Species

Answer 18

A group of organisms that can reproduce with one another in nature and produce fertile offspring

Question 19

Stamen

Answer 19

The male fertilising organ of a flower, typically consisting of a pollen-containing anther and a filament.

Question 20

Starch

Answer 20

An odourless, tasteless white substance occurring widely in plant tissue

Question 21

Stigma

Answer 21

The part of the pistil where pollen germinates

Question 22

Stomata

Answer 22

A pore found in the epidermis of leaves, stems, and other organs

Question 23

Taxonomy

Answer 23

The scientific study of naming, defining and classifying groups of biological organisms based on shared characteristics

Question 24

Variation

Answer 24

The differences that exist between individuals of a species

Question 25

Variegated

Answer 25

The presence of two or more colours in the leaves, petals, or other parts of plants