Drill 1 SPM

Diagram 1 shows an animal cell. What are P and Q?

• P: Golgi apparatus Q: Mitochondrion

• P: Golgi apparatus Q: Nucleus

• P: Ribosome Q: Nucleus

• P: Ribosome Q: Mitochondrion

Diagram 2 shows a pie chart of density of three organelles found in cell Q. What is cell Q?

• Salivary gland cells

• Sperms

• Testes interstitial cells

• Root cap cell

During metamorphosis, as a tadpole turns into a frog, its tail is digested by an organelle. What is the organelle?

• Golgi apparatus

• Mitochondrion

• Nucleus

• Lysosome

Diagram 3 shows the organization and specialization of plant cells forming tissue X. What is tissue X?

• Epidermis

• Palisade mesophyll

• Xylem

• Phloem

Which of the following terms explains a process of water movement from a hypotonic solution to a hypertonic solution through a semi-permeable membrane?

• Osmosis

• Diffusion

• Active transport

• Passive transport

An onion cells are immersed in distilled water.

Which of the following is true about the movement of water molecules?

• No water molecules are diffusing into or out of the cell.

• the rate of water molecules diffusing into or out of the cell is the same.

• The rate of water molecules diffusing out of the cell is higher than the rate of water molecules diffusing into the cell.

• The rate of water molecules entering the cell is higher than exiting the cell.

Four slice of potatoes each measuring 50 mm in length were placed in each of the following solution.

• Distilled water
• 0.2M sucrose solution
• 0.4M sucrose solution
• 0.6M sucrose solution
• 
  

The result plotted on a graph.

• A

• B

• C

• D

Diagram 4 shows three main classes of carbohydrates. What do X, Y and Z represent?

• X: Disaccharides Y: Sucrose Z: Galactose

• X: Disaccharides Y: Fructose Z: Sucrose

• X: Disaccharides Y: Galactose Z: Cellulose

• X: Polysaccharides Y: Glycogen Z: Fructose

Hormones like testosterone and oestrogen are lipids.

What is the type of lipid in testosterone and oestrogen?

• Wax

• Fats

• Steroids

• Phospholipids

An organism has 36 chromosomes.

How many chromosomes in the daughter cell that are formed through mitosis?

• 18

• 36

• 54

• 72