MCQ

CH7 - TRANSPORT IN PLANTS

Which row correctly identifies sinks for sucrose transported by mass flow in plants? [Table_1]

2024 Summer

3

MCQ

CH7 - TRANSPORT IN PLANTS

The diagram shows a transverse section through a transport tissue in a plant.Which row correctly identifies cell 1 and cell 2?

2024 Summer

3

MCQ

CH7 - TRANSPORT IN PLANTS

The electron micrograph shows a longitudinal section of part of the stem of a plant. What is the name of the structure labelled X?

2024 Summer

5

MCQ

CH7 - TRANSPORT IN PLANTS

Which statement correctly describes the movement of solutes in the symplast pathway?

2024 Summer

3

MCQ

CH7 - TRANSPORT IN PLANTS

Which substance makes xylem vessel walls impermeable to water?

2024 Summer

5

MCQ

CH7 - TRANSPORT IN PLANTS

Which statement helps to explain why water molecules are forced to move through xylem vessel elements as a consequence of transpiration?

2024 Summer

4

MCQ

CH7 - TRANSPORT IN PLANTS

Which statement correctly identifies the movement of sucrose and amino acids in plant vascular tissue?

2024 Winter

3

MCQ

CH7 - TRANSPORT IN PLANTS

Xylem vessel elements are specialised cells that are adapted for the transport of water.Which statement correctly matches an adaptation of a xylem ves...

2024 Winter

3

MCQ

CH7 - TRANSPORT IN PLANTS

Which statement correctly describes the association between a companion cell and its sieve tube cell?

2024 Spring

3

MCQ

CH7 - TRANSPORT IN PLANTS

A maize seedling was grown in soil that contained lanthanum ions labelled with a chemical that fluoresces under ultraviolet light. The diagram represe...

2024 Spring

3

MCQ

CH1 - CELL STRUCTURE

Which of the cell organelles will be clearly visible under the high power (×400) of the light microscope? [Table_1]

2016 Summer

3

MCQ

CH1 - CELL STRUCTURE

The drawing from an electron micrograph shows a ciliated epithelial cell, magnified \times 1500, which is found in the trachea. Line X-Y shows the wid...

2016 Summer

2

MCQ

CH1 - CELL STRUCTURE

What are correct locations of ribosomes in the typical eukaryotic cell?1. free in the cytoplasm2. attached to the outside of the endoplasmic reticulum...

2016 Summer

4

MCQ

CH1 - CELL STRUCTURE

Visking tubing is an artificial partially permeable membrane used to demonstrate diffusion. Glucose molecules can pass through the pores in the membra...

2016 Summer

3

MCQ

CH1 - CELL STRUCTURE

What are found in both chloroplasts and typical prokaryotic cells?

2016 Summer

4

MCQ

CH2 - BIOLOGICAL MOLECULES

Two solutions, 1 and 2, one containing starch and sucrose, and the other containing glucose and protein, were tested with a variety of reagents to con...

2016 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

X and Y are two monomers found in biological polymers.[Image: Monomers X and Y]Which monomer is found in each of cellulose, glycogen, amylopectin and ...

2016 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

Chitin is a polysaccharide consisting of long straight chains of the monosaccharide acetylglucosamine, linked by 1,4 glycosidic bonds.Acetylglucosamin...

2016 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

Which statement about triglycerides is correct?

2016 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

The diagrams show the structures of two amino acids, one of which has two amine (–NH₂) groups and the other has two carboxylic (–COOH) groups. ...

2016 Summer

3