SCIENCE_TEST_3

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Science Test #3

Name:__________________________ Class:_______

Date:___________________________

Part A: Multiple Choice – Circle the Correct Answer. (15 pts)

1.

Which is not an example of an animal that reproduces by internal fertilization? a) reptiles b) fish c) birds d) mammals

2.

When is the optimal time for a human mate? b) anytime c) sometimes a) never

3.

How many times do honeybees mate in their lifetime? a) once b) twice c) three times d) Fridays d) never

4.

A hermaphrodite has: a) neither female nor male reproductive organs. b) both female and male reproductive organs. c) female reproductive organs. d) male reproductive organs.

5.

“Angio” in greek means: a) outside the vessel b) inside the vessel c) around the vessel d) above the vessel

6.

Which form of reproduction is favorable for variation? a) Sexual reproduction b) Asexual reproduction c) neither d) both

7.

Which of the following do not help cross-pollination. b) trees c) insects a) wind

8.

An example of a gymnosperm is: a) earthworm b) sunflower c) pine tree d) animals d) moss

9.

An example of a angiosperm is: a) earthworm b) sunflower c) pine tree d) moss

10.

An example of a hermaphrodite is: a) earthworm b) sunflower c) pine tree d) moss

11.

A example of a plant that reproduces without seeds is: a) earthworm b) sunflower c) pine tree d) moss

12.

What is the stamen? a) female reproductive organ b) male reproductive organ

13.

Which is not a structure in the stamen: a) anther b) pollen grains c) filament d) helix

14.

What is the pistel? a) female reproductive organ b) male reproductive organ

15.

Which is not a structure in the pistil: c) ovary a) stigma b) style d) ovules e) gametes

WORD BANK

Internal Fertilization Angiosperm

External Fertilzation Gymnosperm

Hermaphrodites Pollination

Pistil

Conjugation

Selective Breeding

Stamen

Fruit

Biotechnology

Sporophyte

Gametophyte

Germination

Seed

Cotyledon

Zygote

Part B – Fill in the blanks (12 pts)

1.

____________________ - a form of fertilization in which the sperm travels into the female’s body to meet the egg.

2.

____________________ - the haploid stage of a plant’s life cycle during which gametes are produced.

3.

__________________ - the process in which a seed begins to grow.

4.

____________________ - a form of fertilization in which the sperm and eggs cells meet outside the bodies of both parents.

5.

____________________ - a flowering plant that produces seeds inside an ovary, which ripens into a fruit.

6.

____________________ - using or modifying living organisms to produce marketable goods.

7.

____________________ - in the embryo of a seed plant, a structure that may develop into a plant’s first leaf.

8.

____________________ - method of reproducing in single – celled organisms, involves transfer of DNA from one individual to another.

9.

____________________ - the diploid stage of a plant’s life cycle during which spores are formed.

10.

____________________ - breeding individuals with certain desired traits produce offspring with similar traits.

11.

____________________ - in a flowering plant, the ripened ovary, which contains one or more seeds.

12.

____________________ - a plant that produces exposed seeds rather than seeds inside an ovary.

Part C – Short Answer – answer in complete sentences.

1.

What is mating? (2 pts)

_______________________________________________________

_______________________________________________________

______________________________________________________.

2.

a) What is dispersal? (2 pts)

_______________________________________________________

______________________________________________________.

(2 pts) b) What are four agents of dispersal?

1)____________________

2)____________________

3) ____________________

4) ____________________

3.

What are conifers? (2 pts)

_______________________________________________________

______________________________________________________.

4.

What conditions are needed for a plant to germinate? (2 pts)

_______________________________________________________

_______________________________________________________

______________________________________________________.

5.

Give three examples of biotechnology. (3 pts)

1)___________________________________________________

____________________________________________________.

2)___________________________________________________

____________________________________________________.

3)___________________________________________________

____________________________________________________.

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