Grade 5 Science Portion and Answer Key Second Term Examination 21-22

Grade 5 Science Portion and 

Answer Key Second Term Examination 21-22

Portion:

Grade 5 Science

Chapter 2 Parents and Offspring  

Lesson 4 Traits and Heredity

Workbook Page 48, 49, 52, 53

Chapter 3 Interactions in Ecosystems

 

Lesson 1 Energy Flow in Ecosystems    

 

Workbook Page: 58, 59

 

Lesson 2 Relationships in Ecosystems    

 

Workbook Page: 64, 65

 

Lesson 3 Adaptation and Survival    

 

Workbook Page: 69

 

All Class Assessments, Homework and Tasks 

Answer Key:

Workbook page 48

1.    E

2.    D

3.    F

4.    B

5.    H

6.    G

7.    C

8.    A

Workbook page 48

1.    trait

2.    heredity

3.    instincts

4.    Gregor Mendel

5.    genes

6.    chromosomes

7.    sperm cell

8.    pedigree

Workbook page 52

1.    A

2.    C

3.    C

4.    D

5.    C

6.    C

7.    A

8.    D

Workbook page 53

9.    B

10.                   C

11.                   D

12.                   A

13.                   B

14.                   B

15.                   B

16.                   B

17.                   B

Workbook page 58

1.    A

2.    C

3.    E

4.    G

5.    B

6.    H

7.    F

8.    D

Workbook page 59

1.    Community

2.    Population

3.    Food chain

4.    Food web

5.    Plants

6.    Herbivores

7.    Carnivores

8.    Omnivores

Workbook page 64

1.    F

2.    E

3.    C

4.    D

5.    B

6.    A

7.    G

8.    H

Workbook page 65

1.    Vegetation

2.    Carrying capacity

3.    Exceeds

4.    Compete

5.    Symbiosis

6.    Commensalism

7.    Parasitism

8.    Host

 Workbook page 69

1.    Cactus

2.    Water

3.    Seasons

4.    Streamlined

5.    Prey

6.    Poisons

7.    Camouflage

8.    Mimicry 

Sr#	Question
1	Which of the following organisms reproduces by using budding?      a. sponge b. cat C. lizard d. frog
2	Which of the following plants reproduces by using runners?       a. corn plant b. moss C. strawberry plant d. apple tree
3	Which organisms can develop from an unfertilized egg?      a. humans b. all sheep C. some birds d. certain lizards
4	Which of the following is an example of sexual reproduction?      a. cloning b. budding C. seed production d. vegetative propagation
5	Where on a plant are egg cells produced?      a. Ovary b. pistil C. anther d. filament
6	If purple is the dominant gene for flower color, which of following items represents a white flower?      a. PP b. pp C. Pp d. p
7	An instinct is an example of a.      a learned behavior. b. an inherited behavior. C. an inherited physical trait. d. imprinting.
8	. Which of the following animals uses external fertilization?      a. bird b. frog C. bear d. butterfly
9	Which insect undergoes complete metamorphosis?      a. beetle b. dragonfly C. bed bug d. grasshopper
10	A dandelion seed is dispersed by      a. clinging to the fur of animals. b. water. C. wind. d. being eaten by animals.

All individuals of one species are a(n) species.  True False

Within an ecosystem, all living things make up a community.  True False

Animals that eat both animals and plants are omnivores.  True False

A group of connected food chain is a food web.  True False