Theory

CH12 - RESPIRATION

Which substances are formed during anaerobic respiration in animals and yeast?[Table_1]| | animals | yeast ...

2009 Summer

Theory

CH12 - RESPIRATION

From the graph, when did the person begin a period of vigorous exercise after resting?

2009 Winter

Theory

CH12 - RESPIRATION

Which word equation represents anaerobic respiration in human muscle? A. glucose → carbon dioxide + ethanol (alcohol) B. glucose → carbon dioxid...

2009 Winter

Theory

CH12 - RESPIRATION

The diagram shows two experiments on the gaseous exchange in small aerobic crustaceans.Soda-lime absorbs carbon dioxide.Which way does the liquid mark...

2009 Winter

Theory

CH12 - RESPIRATION

The diagram shows two experiments on the gaseous exchange in small aerobic crustaceans. Soda-lime absorbs carbon dioxide.Which way does the liquid mar...

2009 Winter

Theory

CH12 - RESPIRATION

Which word equation represents anaerobic respiration in human muscle?A. glucose \rightarrow carbon dioxide + ethanol (alcohol)B. glucose \rightarrow c...

2009 Winter

Theory

CH12 - RESPIRATION

The equation shows the breakdown of glucose during aerobic respiration.glucose + oxygen \rightarrow product P + product QThis process is a part ofA. t...

2009 Winter

Theory

CH12 - RESPIRATION

The table shows some of the features of respiration.Which row is correct for anaerobic respiration?[Table_1]energy remaining in productsamount of ener...

2010 Summer

Theory

CH12 - RESPIRATION

Four words are shown below.alcohol anaerobic sugar yeastThese words can be used in the spaces P, Q, R and S to complete the sentence below.�...

2010 Summer

Theory

CH12 - RESPIRATION

The table shows some of the features of respiration.Which row is correct for anaerobic respiration?[Table_1]| | energy remaining in produ...

2010 Summer

Theory

CH11 - GAS EXCHANGE IN HUMANS

(a) Fig. 1.1 is a diagram of the human gas exchange system. (i) Identify the structures labelled A, B and C in Fig. 1.1.A ...............................

2020 Spring

Theory

CH9 - TRANSPORT IN ANIMALS

(a) Fig. 2.1 shows the transfer of materials between blood and tissues.(i) Complete Table 2.1 by:• stating the names of the fluids• writing yes if...

2020 Spring

Theory

Role of Adrenaline

(a) One of the characteristics of living organisms is sensitivity. Define the term sensitivity. (2) (b) State the names of two sense organs. (1) (c...

2020 Spring

Theory

CH7 - HUMAN NUTRITION

(a) Describe the similarities and differences between marasmus and kwashiorkor.similarities .............................................................

2020 Spring

Theory

CH16 - REPRODUCTION

(a) Mitosis is a type of nuclear division.Fig. 5.1 is a series of photomicrographs showing a cell dividing by mitosis.(i) State the change that has oc...

2020 Spring

Theory

CH21 - HUMAN INFLUENCES ON ECOSYSTEMS

(a) Atlantic cod, Gadus morhua, is a type of fish that is an important resource for commercial fishing.Fig. 6.1 shows the estimated mass of Atlantic c...

2020 Spring

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows what happened in an experiment with plant seedlings. Which characteristic of living things made the seedlings grow towards the lig...

2020 Summer

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

A rat has the scientific name $Rattus$ $rattus$.What do the two parts of this name refer to?

2020 Summer

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows two guard cells.Which label shows the cell wall?

2020 Summer

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagrams show different levels of organisation in a plant. Which sequence shows the levels of organisation in order from smallest to largest?

2020 Summer