Front

How many protons are in one atom of Lithium (Li)?

Back

3

Front

Water molecules form hydrogen bonds with other water molecules to form a water droplet. This is an example of which property of water?

Back

cohesion

Front

The structure in the image below is a carbohydrate. Which of the following is the main function of carbohydrates, such as glucose, in the body? Options: To provide quick energy, To build body tissues, To store genetic information, To help digest food

Back

To provide quick energy

Front

What is the main function of protein in the body? Options: To provide quick energy, To build body tissues, To store genetic information, To provide insulation when it is cold outside

Back

To build body tissues

Front

Which student correctly identified the characteristics of a prokaryotic cell? Options: Student 1, Student 2, Student 3, Student 4

Back

Student 4

Front

Which cells would be classified as eukaryotic? Options: 1 and 2, 2 and 3, 2 and 4, 3 and 4

Back

1 and 2

Front

Which organelle is present in the cells of a bean plant but absent in the cells of a mouse? Options: mitochondria, chloroplast, cell membrane, rough endoplasmic reticulum

Back

chloroplast

Front

Algae living in a small lake release a chemical compound that stops the production of proteins in the tadpoles that live in that lake. Which structures in the tadpoles' cells will be directly affected by this compound? Options: chloroplasts, ribosomes, mitochondria, vacuoles

Back

ribosomes

Front

What is the function of the structure labeled 1 in the diagram below?

Back

It controls what enters and exits the cell.

Front

A cell from heart muscle uses lots of energy to pump blood through the body. Which cellular organelle would likely be found in large amounts in heart muscle cells? Options: lysosomes, mitochondria, chloroplasts, vacuoles

Back

mitochondria