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Biology 5th Year Revision (Mr C.) Flashcards | StudBud
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Biology 5th Year Revision (Mr C.)
Biology 5th Year Revision (Mr C.)
20 terms
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To revise 'organisation' of the organism, cell structure and enzymes
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
Metabolism is the...
The rate of growth of an individual
sum of chemical reactions
breakdown of food
A substance that speeds up chemical reactions
2
Plant cells contain the following in addition to animal cell organelles:
Chloroplasts, mitochondria & Cell wall
A cell membrane, chloroplast and large vacuole
A protoplasm, cell wall and chloroplasts
Chloroplasts, cell wall and large vacuole
3
Choose the most correct answer - Excretion refers to...
The removal of salts by sweating
The way wastes are removed from the organism
The getting rid of wastes from the cell
The removal of wastes by a process of egestion
4
What characteristic refers to an oak tree growing from an acorn
Excretion
Organisation
Nutrition
Continuity
5
The protoplasm describes the...
The cytoplasm and nucleus
The cell contents
The cytoplasm and cell wall
The cytoplasm
6
Cell membranes contain phospholids and ...
carbohydrates
Proteins
Active chemicals
fats
7
The function of the fine focus wheel
To make small adjustments to the stage for viewing of slide
To see the cell membrane better
To adjust the light intensity
To make big adjustments to the stage for viewing of slide
8
Ribosomes main function involves...
Vitamin synthesis
Lipid synthesis
Carbohydrate synthesis
Protein synthesis
9
An enzyme-substrate complex refers to
The way a substrate combines with a product
An enzyme attached to the active site of a substrate
The way a product combines with a substrate
An enzyme dissolved in a complex of substrate solution
10
Selectively permeable
means there are no pores in the cell membrance
means only certain substances can enter the cell
means only liquids can enter the cell wall
means only liquids can enter the cell membrane
11
A catabolic reaction
Involves synthesis of larger molecules
Is always a breakdown reaction
Involves synthesis of larger, more complex molecules
Is the same as respiration
12
The most prominent structure in the animal cell is the...
The cytoplasm
DNA
Nucleus
Cell wall
13
Choose the characteristics used to distinguish bacteria, plants or animals from grains of sand
Organisation, Excretion, Reproduction
Movement, Excretion, Reproduction
Response, breathing, Reproduction
Organisation, Egestion, Continuity
14
Asexual reproduction involves...
The production of three daughter cells from a parent
The production of sex cells
The production of haploid gametes
mitosis through the production of identical daughter cells
15
What characteristic describes a pea plant climbing up wire netting
Response
Nutrition
Organisation
Reproduction
16
Chromatin is a
Large pores in the centre of the nucleus
Type of D.N.A.
A strand of protein that forms chromosomes
A type of R.N.A.
17
Continuity in Biology
The way organisms exist from generation to generation
Adaptive features of plants
A term used to describe organisation of cells
The way organisms change over their lifespan
18
What characteristic explains a sprinter sweating after a race
Continuity
Nutrition
Excretion
Metabolism
19
The name given for cell parts
Cell organs
Cell phospholids
Cell organelles
Cell nuclei
20
The function of cell walls are to...
allow substances to enter the cell
Prevent substances from entering cells
To give shape and support
To protect the cytoplasm
