Theory

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

Modern technology can be used to increase the yield of crops.(a) The use of chemicals, such as fertilisers, herbicides and pesticides, is one of the d...

2009 Summer

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

What term is used for the transference of a gene from one organism to another?

2010 Summer

Theory

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

There are many people in the world who are not able to digest lactose, a sugar in milk produced by cows, goats and sheep. These people do not make the...

2011 Summer

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

A gene for insulin is taken from a human cell and placed in a bacterium. The bacterium can then make human insulin. What is this process called?

2013 Summer

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

Why is yeast used in bread-making?

2014 Winter

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

Why is yeast used in bread-making?

2014 Winter

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

Why is yeast used in bread-making?

2014 Winter

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

A gene for insulin is taken from a human cell and placed in a bacterium. The bacterium can then make human insulin. What is this process called?

2016 Summer

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

A gene for insulin is taken from a human cell and placed in a bacterium. The bacterium can then make human insulin. What is this process called?

2016 Summer

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

A gene for insulin is taken from a human cell and placed in a bacterium.The bacterium can then make human insulin.What is this process called?

2016 Summer

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

(a) Identify the structure in the cell that contains the genetic material.Label this structure on Fig. 1.1 by stating its name in the space provided a...

2022 Spring

Theory

CH16 - REPRODUCTION

(a) Fig. 2.1 is a diagram of the male reproductive system in humans. The boxes on the left show the letters in Fig. 2.1 that identify parts of the mal...

2022 Spring

Theory

CH9 - TRANSPORT IN ANIMALS

(a) Fig. 3.1 is a diagram of a section through a human heart. (i) Draw the letter X on Fig. 3.1 to show the position of the septum. [1](ii) State the ...

2022 Spring

Theory

CH12 - RESPIRATION

(a) A student investigated aerobic respiration in an arthropod.Fig. 4.1 shows the apparatus the student used.The potassium hydroxide solution removed ...

2022 Spring

Theory

CH6 - PLANT NUTRITION

(a) Fig. 5.1 is a drawing of part of a cross-section of a leaf. (i) Complete Table 5.1 by stating the names of the parts labelled in Fig. 5.1.Table 5....

2022 Spring

Theory

CH5 - ENZYMES

(a) A researcher investigated the effect of temperature on two different biological washing powders, A and B. Two identical pieces of clothing were s...

2022 Spring

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) Scientists recorded the percentage of endangered species in each of the five groups of vertebrates, in 2000 and 2011. Fig. 7.1 shows the results....

2022 Spring

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

All living organisms release energy from nutrient molecules within their cells. What is the name of this characteristic?

2022 Summer

MCQ

Biological Classification System and Evolutionary Relationships

The horse, Equus ferus, and the donkey, Equus asinus, are able to interbreed. The offspring they produce is called a mule. Which statement is correct...

2022 Summer

MCQ

Animal Kingdom - Arthropods and Vertebrates

The diagram shows an organism. Which type of arthropod is this organism?

2022 Summer