Name the bacteria used to make yoghurt

Lactobacillusbulgaricus, Lactobacillus

What is the optimum temperature of the enzymes and what is the denaturing temperature?

37 the optimum 60 the denaturing

Which of the following is correct that can only be found in a plant cell?

Cellulose, Chloroplasts, Vacuole

give features of a Virus

Nucleic Acid, Protein coat or capsid,

What are 4 out of 8 essential characteristics that all living organisms?

Nutrition, Respiration, Excretion, Reflexes

How is active transport different from diffusion regarding concentration gradient?

Net movement of particles from a low volume to a bigger one

What are the rest essential characteristics that all living organisms have?

Movement, Homeostasis, Reproduce, They grow.

Substance that speeds up the rate of reaction and isn't used

Name all the animal kingdoms

Plants,animals, fungi, bacteria & protoctists

What is the cell wall of plants, fungi, and bacteria made of?

Plants=Cellulose,Fungi=Chitin,Bacteria=Murein, Plants=Cellulose,Fungi=Chitin,Bacterium=Peptidoglycan

Put the following words in the correct order from smallest to biggest

Organelle, cell, tissue, organ, system

What does heterotrophic mean?

cannotmake own food/has to eat to obtain nutrition

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Unit 1 IGCSE Edexcel, Structures and functions in living organisms

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Edexcel IGCSE Biology revision Unit 1#.

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Questions 17

Answers

1
Name the bacteria used to make yoghurt
Lactobacillusbulgaricus
bulgaricus
yeast
Lactobacillus
2
What is the optimum temperature of the enzymes and what is the denaturing temperature?
37 the optimum 60 the denaturing
27 the optimum 60 the denaturing
40 the optimum 67 the denaturing
47 the optimum 60 the denaturing
3
Which of the following is correct that can only be found in a plant cell?
Chlorophyll, Xylem, Cell wall
Cell wall, Mitochondria, Vacule
Cellulose, Chloroplasts, Vacuole
Cell wall, Chlorophyll, Vacule, and Mitochondria
4
In what form do plants store carbohydrates?
Glycogen
Starch
Glycerol
Glucose
5
give features of a Virus
Membrane, Capsid, Nucleic acid
Nucleic Acid, Protein coat or capsid,
Nucleus, Tail, Capsid
Sheath, Capsid, Cell wall
6
What are 4 out of 8 essential characteristics that all living organisms?
Nutrition, Respiration, Excretion, Reflexes
LOOOOOVe
Nutrition, Respiration, Digestion, Reflexes
Reflexes, Anxiety, Tiredness, Nutrition
7
How is active transport different from diffusion regarding concentration gradient?
Net movement of particles from a low volume to a bigger one
Net movement of water from a big volume to a lower one
Net movement of water from a low volume to a bigger one
Net movement of particles from a big volume to a lower one
8
Which type of organisms have hyphae?
Plants
Fungi
Protoctists
Bacteria
9
What are the rest essential characteristics that all living organisms have?
Movement, Homeostasis, Reproduce, The control of internal C.
Movement, Homeostasis, Reproduce, They grow.
Lymphatic system, Circulatory system, Movement,Reproduction
Circulatory System, Immune system, Movement, Reproduction
10
What is a catalyst?
a substance that increases the reaction and is used
A substance that slows down the reaction
Substance that speeds up the rate of reaction and isn't used
11
Whichof the kingdoms contain cells which DO have cell walls?
Bacteria, Virus, Plants
Plants, Protoctists, Fungi
Plants, Fungi & Bacteria
Plants and Fungi
12
Which kingdom does Plasmodium belong?
Vector
Bacteria
Fungi
Protoctists
13
Name all the animal kingdoms
Plants,animals, fungi, bacteria & protoctists
Plants, animals, fungi, bacteria, protoctists & Virus
Plants, animals, fungi, bacteria & Virus
Plants, animals, fungi, bacteria & sea plants
14
In what form do animals store carbohydrates?
Starch
Glycogen
Glycerol
Glucose
15
What is the cell wall of plants, fungi, and bacteria made of?
Plants=Cellulose,Fungi=Chitin,Bacteria=Plasma
Plants=Cellulose,Fungi=Chitin,Bacteria=Murein
Plants=Cellulose,Fungi=Chitin,Bacterium=Peptidoglycan
Plants=Cellulose,Fungi=Glycerol,Bacterium=Protein
16
Put the following words in the correct order from smallest to biggest
Cell, Organelle, tissue, organ, system
tissue,system, organ, cell, organelle
Organelle, cell, tissue, organ, system
Organelle, cell, tissue, System, Organ
17
What does heterotrophic mean?
Can Photosynthesise
can respire
cannotmake own food/has to eat to obtain nutrition
can make own food

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