Question 1 of 8Cells and tissues
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The diagram shows the structure of a plant cell. In which part, A, B, C or D, is the most energy produced?
The diagram shows a safety symbol used in a science laboratory. The symbol is a warning against
The diagram shows a plant cell. Which part, A, B, C or D, controls the turgidity of the cell?
The diagram shows a section through a flower. Which arrow, A, B, C, or D, represents pollination?
The study of body parts and their functions is called
Which branch of Biology involves the study of cells?
Productivity in farming can be improved by
What is the function of glucose in living organisms?
Which carbohydrate is a polysaccharide?
Cytology is a branch of Biology which deals with
An example of a disaccharide is
In photosynthesis, water is used as a
Ice protects aquatic life by
Which cell changes shape to perform its function?
The organelle that contributes to the osmotic properties of a plant cell is the
The sub units of genetic molecules are
Which branch of Biology involves the production of genetically engineered organisms?
Which feature of a red blood cell increases its surface area?
Fig.1.1 shows a group of specialised blood cells. Identify these cells.
Fig. 3.1 shows the structure of a human ovum. Identify part C.
Which of the following is a way red blood cells are specialised for their function?
What is a science laboratory rule?
In the lock-and-key hypothesis of enzyme activity, what is the name given to the temporary structure formed when a substrate fits into an…
Which of the following is NOT a factor that influences the rate of photosynthesis?
How does a sand bucket help control a fire in a laboratory?
Why are enzymes efficient even in small quantities?
Fig. 2.1 shows a section through a human tooth. Identify part C.
Which cell organelle controls the activities of a cell?
What is geotropism?
How is a cavity formed in a tooth?
Which cell organelle is the site of aerobic respiration in a cell?
Why is a root positively geotropic?
Fig.3.1 shows two types of white blood cells, A and B. Identify cell A.
Why does a sperm cell contain large amounts of mitochondria?
Which of the following is a difference between an ovum and a palisade cell?
What is a function of blood platelets?