NEW
Font size
S
M
L
XL
WorksheetsHeredity and Reproduction
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
The smallest biological unit of a living organism is a
a)
compound
b)
element
c)
cell
d)
molecule
2.
Pairs of thread-like molecules, which live in a cell's nucleus, and carry genetic information are called
a)
ribosomes
b)
mitosis
c)
DNA
d)
meiosis
3.
Made of DNA, this is the basic physical and functional unit of heredity
a)
chromosomes
b)
nucleus
c)
nucleic acid
d)
mitochondria
4.
Which of the following defines heredity?
a)
The manipulated changing of a trait in an organism
b)
the study of how characteristics are passed from parent to offspring
c)
the ability of organisms to adapt to their environment
d)
the passage of genetic instructions from one generation to the next
5.
Four puppies have different hair color than the mother, which is responsible for the variety of hair color?
a)
asexual reproduction
b)
binary fission
c)
regeneration
d)
sexual reproduction
6.
Which characteristic is true of sexual reproduction but not of asexual reproduction?
a)
Produces new individuals
b)
Produces diverse offspring
c)
Involves a form of cell division
d)
Involves one or more parents
7.
Which of the following is NOT true of asexual reproduction?
a)
allows for rapid population increases
b)
occurs commonly among single-celled animals
c)
causes a population to have more genetic variety
d)
can be used along with some organisms along with sexual reproduction
8.
If a starfish is cut in half and grows into two new starfish, what is a characteristic of this type of reproduction?
a)
New traits will be produced in the new organism
b)
The genetic material will be identical
c)
The offspring will be genetically different from the parent
d)
Egg and sperm cells are responsible for the new growth
9.
Which of the following is always true of animals that are products of sexual reproduction?
a)
They are nursed by their mothers
b)
They have genetic material from two parents
c)
They are identical to one of their parents
d)
They are born by hatching from eggs
10.
An organism's inherited traits can be found in genetic material with the
a)
nucleus of the cell
b)
cell membrane
c)
cell wall
d)
cytoplasm of the cell
Reset
