AZSCI Life Science

Question 1

Which organelle in plant cells is responsible for photosynthesis?

Accepted Answer

Chloroplast

Answer

Nucleus

Answer

Mitochondrion

Answer

Ribosome

Question 2

What is the basic unit of heredity?

Accepted Answer

Gene

Answer

Cell

Answer

Protein

Answer

Chromosome

Question 3

Which of the following best describes the function of the circulatory system in the human body?

Accepted Answer

Transports oxygen, nutrients, and wastes throughout the body

Answer

Breaks down food for absorption

Answer

Protects the body from infections

Answer

Regulates body temperature

Question 4

What is the process by which organisms with favorable traits are more likely to survive and reproduce?

Accepted Answer

Natural selection

Answer

Mutation

Answer

Evolution

Answer

Genetic drift

Question 5

Which of the following is an example of a producer in an ecosystem?

Accepted Answer

Grass

Answer

Deer

Answer

Mushroom

Answer

Eagle