TASC Science 2

Question 1

Which organelle is responsible for converting glucose into usable energy (ATP) in a cell?

Accepted Answer

Mitochondria

Answer

Mitochondria carry out cellular respiration, producing ATP from glucose and oxygen.

Question 2

In a food chain, organisms that make their own food using sunlight are called what?

Accepted Answer

Producers

Answer

Producers, such as plants, make their own food through photosynthesis.

Question 3

What gas do plants take in from the air during photosynthesis?

Accepted Answer

Carbon dioxide

Answer

Plants absorb carbon dioxide and release oxygen during photosynthesis.

Question 4

A trait controlled by a dominant allele will appear in an organism if the organism has how many copies of that allele?

Accepted Answer

At least one

Answer

A dominant trait is expressed when at least one dominant allele is present.

Question 5

Which body system is responsible for transporting oxygen and nutrients to cells throughout the body?

Accepted Answer

Circulatory system

Answer

The circulatory system uses blood vessels and the heart to deliver oxygen and nutrients.

TASC Practice Test