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Life Science Review

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

The basic unit of structure and function in living things is the

a)

cell

b)

nucleus

c)

mitochondria

d)

mitosis

2.

The thin structure that surround a cell is knows as

a)

nuclear membrane

b)

guard cells

c)

Cell membrane

d)

mitochondrian

3.

The process by which cells reproduce is

a)

cell division

b)

mediocre

c)

cell replication

d)

vacuales

4.

Cell structures that breaks down food to produce energy are the

a)

nucleus

b)

vacuole

c)

mitochondria

d)

cell membrane

5.

All of the following are found only in plant cells except

a)

vacuoles

b)

cell walls

c)

chlorophyll

d)

chloroplasts

6.

characteristics of an organism are called

a)

alleles

b)

traits

c)

homozygous genes

d)

heterozygous genes

7.

an organism with two like genes for a trait is said to be

a)

heterozygous

b)

homozygous

c)

haleozygous

8.

an organism with two unlike genes for a trait is said to be

a)

heterozygous

b)

homozygous

c)

haleozygous

9.

The idea that living things come from nonliving things is called

a)

creation

b)

transportation of materials

c)

spontaneous generation

10.

All of the following statements are true about every organism except

a)

all organisms use energy

b)

all organisms are made up of cells

c)

all organisms grow and develop

d)

all organisms reproduce by fission

11.

Asexual reproduction in which the parent organism splits in two is

a)

fusion

b)

fission

c)

regeneration

d)

spontaneous generation

12.

The initial source of energy for most living things is

a)

heat

b)

sun

c)

wind energy

13.

Which of the following statements is part of the cell theory?

a)

Not all organisms are made of cells

b)

all organism are made of cells

c)

The nucleus is the basic building block of life in both structure and function

d)

most cells come from an existing cell

14.

Which of the following is NOT part of the Cell Theory?

a)

all organisms are made of cells

b)

The cell is the basic building block of life in both structure and function.

c)

Every cell comes from an existing cell

d)

Most organisms are made of cells